{
  "v": "2.0",
  "page_type": "product",
  "title": "49.75 In.H-W 4.5 In.L Aluminum Backdraft Dampr, Damper Application Backdraft, For Nominal Duct Diameter 50 in, Frame Material Galvanized Steel, Number of Panels 2, Maximum Air Velocity 2000 fpm, Overall Height 49 3/4 in, Rough Opening Diameter 50 in, Rough Opening Shape Square, Fits Fan Diameter 48 in, For Duct Shape Square, Free Area 16.2 sq ft, Overall Width 49 3/4 in, Frame Material Thickness 20 ga, Overall Length 4 1/2 in, Frame Depth 2 in, Rough Opening Length 50 in",
  "breadcrumbs": [
    {
      "label": "Home",
      "href": "/python/html5/index.html"
    },
    {
      "label": "Brands",
      "href": "/python/html5/menu_brand_index/menu_brand_index_brands_87101ba214.html"
    },
    {
      "label": "Dayton",
      "href": "/python/html5/menu_brand_products/1000/6000/menu_brand_products_DAYTON_1_ca18472835.html"
    },
    {
      "label": "6WRK8",
      "href": null
    }
  ],
  "content": {
    "product": {
      "mpn": "6WRK8",
      "manufacturer": "Dayton",
      "brand": "Dayton",
      "brand_url": "/python/html5/menu_brand_products/1000/6000/menu_brand_products_DAYTON_1_ca18472835.html",
      "title": "49.75 In.H-W 4.5 In.L Aluminum Backdraft Dampr, Damper Application Backdraft, For Nominal Duct Diameter 50 in, Frame Material Galvanized Steel, Number of Panels 2, Maximum Air Velocity 2000 fpm, Overall Height 49 3/4 in, Rough Opening Diameter 50 in, Rough Opening Shape Square, Fits Fan Diameter 48 in, For Duct Shape Square, Free Area 16.2 sq ft, Overall Width 49 3/4 in, Frame Material Thickness 20 ga, Overall Length 4 1/2 in, Frame Depth 2 in, Rough Opening Length 50 in",
      "description": "",
      "attributes": [
        {
          "name": "Brand name",
          "values": [
            {
              "value": "Dayton",
              "url": "/python/html5/menu_attr_pair/1000/4000000/4970000/menu_attr_pair_Brandname_DAYTON_1_54144f4456.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/4000000/4970000/menu_attr_pair_Brandname_DAYTON_1_54144f4456.html"
        },
        {
          "name": "Manufacturer name",
          "values": [
            {
              "value": "Dayton",
              "url": "/python/html5/menu_attr_pair/1000/4000000/4970000/menu_attr_pair_Manufacturername_DAYTON_1_4b124cff68.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/4000000/4970000/menu_attr_pair_Manufacturername_DAYTON_1_4b124cff68.html"
        },
        {
          "name": "Manufacturer",
          "values": [
            {
              "value": "Dayton",
              "url": "/python/html5/menu_attr_pair/1000/4000000/4970000/menu_attr_pair_Manufacturer_DAYTON_1_d07fd23c2f.html"
            },
            {
              "value": "CAI - DAYTON",
              "url": "/python/html5/menu_attr_pair/1000/4000000/4970000/menu_attr_pair_Manufacturer_CAIDAYTON_1_1cf2d8dd79.html"
            },
            {
              "value": "DAYTON",
              "url": "/python/html5/menu_attr_pair/1000/4000000/4970000/menu_attr_pair_Manufacturer_DAYTON_1_d07fd23c2f.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/4000000/4970000/menu_attr_pair_Manufacturer_DAYTON_1_d07fd23c2f.html"
        },
        {
          "name": "CategoryId",
          "values": [
            {
              "value": "5135",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5008000/menu_attr_pair_CategoryId_5135_1_eccecde08e.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5008000/menu_attr_pair_CategoryId_5135_1_eccecde08e.html"
        },
        {
          "name": "CategoryIdL1",
          "values": [
            {
              "value": "30",
              "url": "/python/html5/menu_attr_pair/1000/117000/menu_attr_pair_CategoryIdL1_30_1_5dabbde314.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/117000/menu_attr_pair_CategoryIdL1_30_1_5dabbde314.html"
        },
        {
          "name": "CategoryIdL2",
          "values": [
            {
              "value": "4580",
              "url": "/python/html5/menu_attr_pair/1000/1000000/1500000/menu_attr_pair_CategoryIdL2_4580_1_a15e09a8fb.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/1000000/1500000/menu_attr_pair_CategoryIdL2_4580_1_a15e09a8fb.html"
        },
        {
          "name": "CategoryIdL3",
          "values": [
            {
              "value": "18091",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5007000/menu_attr_pair_CategoryIdL3_18091_1_507724fa5c.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5007000/menu_attr_pair_CategoryIdL3_18091_1_507724fa5c.html"
        },
        {
          "name": "CategoryIdL4",
          "values": [
            {
              "value": "5135",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5008000/menu_attr_pair_CategoryIdL4_5135_1_b18d6e8d15.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5008000/menu_attr_pair_CategoryIdL4_5135_1_b18d6e8d15.html"
        },
        {
          "name": "CategoryL1",
          "values": [
            {
              "value": "Heating & Cooling",
              "url": "/python/html5/menu_attr_pair/1000/117000/menu_attr_pair_CategoryL1_HeatingCooling_1_f843cb0edd.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/117000/menu_attr_pair_CategoryL1_HeatingCooling_1_f843cb0edd.html"
        },
        {
          "name": "CategoryL2",
          "values": [
            {
              "value": "Ventilation",
              "url": "/python/html5/menu_attr_pair/1000/671000/menu_attr_pair_CategoryL2_Ventilation_1_63d4c82d67.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/671000/menu_attr_pair_CategoryL2_Ventilation_1_63d4c82d67.html"
        },
        {
          "name": "CategoryL3",
          "values": [
            {
              "value": "Dampers",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5007000/menu_attr_pair_CategoryL3_Dampers_1_a8e823a226.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5007000/menu_attr_pair_CategoryL3_Dampers_1_a8e823a226.html"
        },
        {
          "name": "CategoryL4",
          "values": [
            {
              "value": "Backdraft Roof Dampers",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5008000/menu_attr_pair_CategoryL4_BackdraftRoofDampers_1_83e29e80af.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5008000/menu_attr_pair_CategoryL4_BackdraftRoofDampers_1_83e29e80af.html"
        },
        {
          "name": "DimensionUnit",
          "values": [
            {
              "value": "inch",
              "url": "/python/html5/menu_attr_pair/1000/101000/menu_attr_pair_DimensionUnit_inch_1_f16129611b.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/101000/menu_attr_pair_DimensionUnit_inch_1_f16129611b.html"
        },
        {
          "name": "GTIN",
          "values": [
            {
              "value": "190735372166",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5061000/menu_attr_pair_GTIN_190735372166_1_ee0e7ce268.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5061000/menu_attr_pair_GTIN_190735372166_1_ee0e7ce268.html"
        },
        {
          "name": "GraingerSku",
          "values": [
            {
              "value": "6WRK8",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_GraingerSku_6WRK8_1_ea9cf64661.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_GraingerSku_6WRK8_1_ea9cf64661.html"
        },
        {
          "name": "UPC",
          "values": [
            {
              "value": "190735372166",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_UPC_190735372166_1_f78ca65064.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_UPC_190735372166_1_f78ca65064.html"
        },
        {
          "name": "UnitOfMeasure",
          "values": [
            {
              "value": "EA",
              "url": "/python/html5/menu_attr_pair/1000/237000/menu_attr_pair_UnitOfMeasure_EA_1_f926bb2044.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/237000/menu_attr_pair_UnitOfMeasure_EA_1_f926bb2044.html"
        },
        {
          "name": "Weight",
          "values": [
            {
              "value": "36",
              "url": "/python/html5/menu_attr_pair/1000/194000/menu_attr_pair_Weight_36_1_4b95039a74.html"
            },
            {
              "value": "0.000625",
              "url": "/python/html5/menu_attr_pair/menu_attr_pair_Weight_0000625_1_8045a7b8ac.html"
            },
            {
              "value": "2.25",
              "url": "/python/html5/menu_attr_pair/1000/388000/menu_attr_pair_Weight_225_1_96dd115377.html"
            },
            {
              "value": "36.0",
              "url": "/python/html5/menu_attr_pair/1000/75000/menu_attr_pair_Weight_360_1_0f69d198fe.html"
            },
            {
              "value": "36.00",
              "url": "/python/html5/menu_attr_pair/1000/75000/menu_attr_pair_Weight_3600_1_f7ffed3400.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/194000/menu_attr_pair_Weight_36_1_4b95039a74.html"
        },
        {
          "name": "WeightUnit",
          "values": [
            {
              "value": "lbs",
              "url": "/python/html5/menu_attr_pair/menu_attr_pair_WeightUnit_lbs_1_dce479c2aa.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/menu_attr_pair_WeightUnit_lbs_1_dce479c2aa.html"
        },
        {
          "name": "cali_prop65_orglabel",
          "values": [
            {
              "value": "False",
              "url": "/python/html5/menu_attr_pair/1000/237000/menu_attr_pair_caliprop65orglabel_False_1_60e58a876a.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/237000/menu_attr_pair_caliprop65orglabel_False_1_60e58a876a.html"
        },
        {
          "name": "cali_prop65_whtlabel",
          "values": [
            {
              "value": "False",
              "url": "/python/html5/menu_attr_pair/1000/237000/menu_attr_pair_caliprop65whtlabel_False_1_02fc99d251.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/237000/menu_attr_pair_caliprop65whtlabel_False_1_02fc99d251.html"
        },
        {
          "name": "countryOfOrigin",
          "values": [
            {
              "value": "US",
              "url": "/python/html5/menu_attr_pair/1000/171000/menu_attr_pair_countryOfOrigin_US_1_37c5174dcd.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/171000/menu_attr_pair_countryOfOrigin_US_1_37c5174dcd.html"
        },
        {
          "name": "height",
          "values": [
            {
              "value": "51",
              "url": "/python/html5/menu_attr_pair/1000/96000/menu_attr_pair_Height_51_1_4eddee257e.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/96000/menu_attr_pair_Height_51_1_4eddee257e.html"
        },
        {
          "name": "jsonUrlData",
          "values": [
            {
              "value": "924526ffbdad25e5923b",
              "url": "/python/html5/menu_attr_pair/1000/101000/menu_attr_pair_jsonUrlData_924526ffbdad25e5923b_1_0a1fe0260a.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/101000/menu_attr_pair_jsonUrlData_924526ffbdad25e5923b_1_0a1fe0260a.html"
        },
        {
          "name": "length",
          "values": [
            {
              "value": "34.7",
              "url": "/python/html5/menu_attr_pair/1000/2000000/2460000/menu_attr_pair_Length_347_1_df78239a7b.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/2000000/2460000/menu_attr_pair_Length_347_1_df78239a7b.html"
        },
        {
          "name": "moq",
          "values": [
            {
              "value": "1",
              "url": "/python/html5/menu_attr_pair/menu_attr_pair_moq_1_1_29ca727a89.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/menu_attr_pair_moq_1_1_29ca727a89.html"
        },
        {
          "name": "MPN",
          "values": [
            {
              "value": "6WRK8",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_MPN_6WRK8_1_0afc81b55b.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_MPN_6WRK8_1_0afc81b55b.html"
        },
        {
          "name": "multiple",
          "values": [
            {
              "value": "1",
              "url": "/python/html5/menu_attr_pair/menu_attr_pair_multiple_1_1_2f60c1bab8.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/menu_attr_pair_multiple_1_1_2f60c1bab8.html"
        },
        {
          "name": "qtyInStock",
          "values": [
            {
              "value": "14",
              "url": "/python/html5/menu_attr_pair/menu_attr_pair_qtyInStock_14_1_f493916aac.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/menu_attr_pair_qtyInStock_14_1_f493916aac.html"
        },
        {
          "name": "qtyInStockOverride",
          "values": [
            {
              "value": "-2",
              "url": "/python/html5/menu_attr_pair/1000/164000/menu_attr_pair_qtyInStockOverride_2_1_f1f50e9e8e.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/164000/menu_attr_pair_qtyInStockOverride_2_1_f1f50e9e8e.html"
        },
        {
          "name": "SKU",
          "values": [
            {
              "value": "G3710104",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_SKU_G3710104_1_3d7df74b0d.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_SKU_G3710104_1_3d7df74b0d.html"
        },
        {
          "name": "tierMinQty1",
          "values": [
            {
              "value": "1",
              "url": "/python/html5/menu_attr_pair/menu_attr_pair_tierMinQty1_1_1_974840705d.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/menu_attr_pair_tierMinQty1_1_1_974840705d.html"
        },
        {
          "name": "tierPrice1",
          "values": [
            {
              "value": "244.99",
              "url": "/python/html5/menu_attr_pair/1000/1000000/1151000/menu_attr_pair_tierPrice1_24499_1_7fd94b06dd.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/1000000/1151000/menu_attr_pair_tierPrice1_24499_1_7fd94b06dd.html"
        },
        {
          "name": "url",
          "values": [
            {
              "value": "https://www.zoro.com/dayton-backdraft-damper-horizontal-50-sq-6wrk8/i/G3710104/",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_url_httpswwwzorocomdaytonbackdraftdamperhorizo_1_ac58c4c10c.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_url_httpswwwzorocomdaytonbackdraftdamperhorizo_1_ac58c4c10c.html"
        },
        {
          "name": "width",
          "values": [
            {
              "value": "7.2",
              "url": "/python/html5/menu_attr_pair/1000/244000/menu_attr_pair_width_72_1_91898cf1df.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/244000/menu_attr_pair_width_72_1_91898cf1df.html"
        },
        {
          "name": "Part Number",
          "values": [
            {
              "value": "6WRK8",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_PartNumber_6WRK8_1_5a3f306a3c.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_PartNumber_6WRK8_1_5a3f306a3c.html"
        },
        {
          "name": "Product Group",
          "values": [
            {
              "value": "BISS",
              "url": "/python/html5/menu_attr_pair/menu_attr_pair_ProductGroup_BISS_1_152becbbad.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/menu_attr_pair_ProductGroup_BISS_1_152becbbad.html"
        },
        {
          "name": "Damper Size (In )",
          "values": [
            {
              "value": "49-3/4 X 49-3/4",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_DamperSizeIn_4934X4934_1_68c66d1dcc.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_DamperSizeIn_4934X4934_1_68c66d1dcc.html"
        },
        {
          "name": "Overall Size (In )",
          "values": [
            {
              "value": "49-3/4 X 49-3/4",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_OverallSizeIn_4934X4934_1_b6bcba41c6.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_OverallSizeIn_4934X4934_1_b6bcba41c6.html"
        },
        {
          "name": "Overall Height",
          "values": [
            {
              "value": "49 3/4 in",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_OverallHeight_4934in_1_52f847b41f.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_OverallHeight_4934in_1_52f847b41f.html"
        },
        {
          "name": "Overall Width",
          "values": [
            {
              "value": "49 3/4 in",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_OverallWidth_4934in_1_237626db8e.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_OverallWidth_4934in_1_237626db8e.html"
        },
        {
          "name": "Overall Length",
          "values": [
            {
              "value": "4 1/2 in",
              "url": "/python/html5/menu_attr_pair/1000/3000000/3308000/menu_attr_pair_OverallLength_412in_1_8688899cd5.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/3000000/3308000/menu_attr_pair_OverallLength_412in_1_8688899cd5.html"
        },
        {
          "name": "For Nominal Duct Diameter",
          "values": [
            {
              "value": "50 in",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_ForNominalDuctDiameter_50in_1_f8c1de06a3.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_ForNominalDuctDiameter_50in_1_f8c1de06a3.html"
        },
        {
          "name": "Rough Opening Width",
          "values": [
            {
              "value": "50 in",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_RoughOpeningWidth_50in_1_c76bd31c4d.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_RoughOpeningWidth_50in_1_c76bd31c4d.html"
        },
        {
          "name": "Rough Opening Diameter",
          "values": [
            {
              "value": "50 in",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_RoughOpeningDiameter_50in_1_55f5b840d8.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_RoughOpeningDiameter_50in_1_55f5b840d8.html"
        },
        {
          "name": "Fits Fan Diameter",
          "values": [
            {
              "value": "48 in",
              "url": "/python/html5/menu_attr_pair/1000/4000000/4980000/menu_attr_pair_FitsFanDiameter_48in_1_0aca873b39.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/4000000/4980000/menu_attr_pair_FitsFanDiameter_48in_1_0aca873b39.html"
        },
        {
          "name": "Flange Width",
          "values": [
            {
              "value": "Not Applicable",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5008000/menu_attr_pair_FlangeWidth_NotApplicable_1_8359dbabbc.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5008000/menu_attr_pair_FlangeWidth_NotApplicable_1_8359dbabbc.html"
        },
        {
          "name": "Overall Diameter",
          "values": [
            {
              "value": "Not Applicable",
              "url": "/python/html5/menu_attr_pair/1000/4000000/4973000/menu_attr_pair_OverallDiameter_NotApplicable_1_a6c585cd43.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/4000000/4973000/menu_attr_pair_OverallDiameter_NotApplicable_1_a6c585cd43.html"
        },
        {
          "name": "Rough Opening Length",
          "values": [
            {
              "value": "50 in",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_RoughOpeningLength_50in_1_50ab1fb5ed.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_RoughOpeningLength_50in_1_50ab1fb5ed.html"
        },
        {
          "name": "Frame Depth",
          "values": [
            {
              "value": "2 in",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5011000/menu_attr_pair_FrameDepth_2in_1_850445c89d.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5011000/menu_attr_pair_FrameDepth_2in_1_850445c89d.html"
        },
        {
          "name": "Item",
          "values": [
            {
              "value": "Universal Backdraft Damper",
              "url": "/python/html5/menu_attr_pair/1000/4000000/4973000/menu_attr_pair_Item_UniversalBackdraftDamper_1_3e4e7c0879.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/4000000/4973000/menu_attr_pair_Item_UniversalBackdraftDamper_1_3e4e7c0879.html"
        },
        {
          "name": "Type",
          "values": [
            {
              "value": "No Flange, Horizontal Mount",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5012000/menu_attr_pair_Type_NoFlangeHorizontalMount_1_bdefa3312c.html"
            },
            {
              "value": "Count",
              "url": "/python/html5/menu_attr_pair/1000/70000/menu_attr_pair_Type_Count_1_be1384a0c8.html"
            },
            {
              "value": "ean",
              "url": "/python/html5/menu_attr_pair/1000/3000/menu_attr_pair_Type_ean_1_ca8a058b84.html"
            },
            {
              "value": "upc",
              "url": "/python/html5/menu_attr_pair/1000/61000/menu_attr_pair_Type_upc_1_b8e0fca956.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5012000/menu_attr_pair_Type_NoFlangeHorizontalMount_1_bdefa3312c.html"
        },
        {
          "name": "Max  Velocity (FPM)",
          "values": [
            {
              "value": "2,000",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5012000/menu_attr_pair_MaxVelocityFPM_2000_1_6201035c12.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5012000/menu_attr_pair_MaxVelocityFPM_2000_1_6201035c12.html"
        },
        {
          "name": "Construction Material",
          "values": [
            {
              "value": "G-90 Galvanized Steel Frame and Aluminum Blades",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5012000/menu_attr_pair_ConstructionMaterial_G90GalvanizedSteelFrameandAluminumBlades_1_215cd75c0d.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5012000/menu_attr_pair_ConstructionMaterial_G90GalvanizedSteelFrameandAluminumBlades_1_215cd75c0d.html"
        },
        {
          "name": "Rough Opening Dims",
          "values": [
            {
              "value": "50 in x 50 in",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_RoughOpeningDims_50inx50in_1_0bd071a055.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_RoughOpeningDims_50inx50in_1_0bd071a055.html"
        },
        {
          "name": "Blade",
          "values": [
            {
              "value": "Aluminum Blade w/ Felt Seal",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5009000/menu_attr_pair_Blade_AluminumBladewFeltSeal_1_f58d5011d7.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5009000/menu_attr_pair_Blade_AluminumBladewFeltSeal_1_f58d5011d7.html"
        },
        {
          "name": "Damper Type",
          "values": [
            {
              "value": "Dynamic",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_DamperType_Dynamic_1_8b8aba7c8a.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_DamperType_Dynamic_1_8b8aba7c8a.html"
        },
        {
          "name": "Frame Material",
          "values": [
            {
              "value": "Galvanized Steel",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5016000/menu_attr_pair_FrameMaterial_GalvanizedSteel_1_12f2b5b194.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5016000/menu_attr_pair_FrameMaterial_GalvanizedSteel_1_12f2b5b194.html"
        },
        {
          "name": "Frame Material Thickness",
          "values": [
            {
              "value": "20 ga",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_FrameMaterialThickness_20ga_1_4491da4ff3.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_FrameMaterialThickness_20ga_1_4491da4ff3.html"
        },
        {
          "name": "Blade Orientation",
          "values": [
            {
              "value": "Parallel Blades",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_BladeOrientation_ParallelBlades_1_6e73d33b72.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_BladeOrientation_ParallelBlades_1_6e73d33b72.html"
        },
        {
          "name": "ACMA Leakage Class",
          "values": [
            {
              "value": "Not Applicable",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_ACMALeakageClass_NotApplicable_1_382aebb3d6.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_ACMALeakageClass_NotApplicable_1_382aebb3d6.html"
        },
        {
          "name": "ASIN",
          "values": [
            {
              "value": "B0086H68EG",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_ASIN_B0086H68EG_1_3ad4bf5fdb.html"
            },
            {
              "value": "B08RZF4QVH",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_ASIN_B08RZF4QVH_1_a319976523.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_ASIN_B0086H68EG_1_3ad4bf5fdb.html"
        },
        {
          "name": "AdultProduct",
          "values": [
            {
              "value": "False",
              "url": "/python/html5/menu_attr_pair/menu_attr_pair_AdultProduct_False_1_c6441ece7c.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/menu_attr_pair_AdultProduct_False_1_c6441ece7c.html"
        },
        {
          "name": "Amount",
          "values": [
            {
              "value": "301.99",
              "url": "/python/html5/menu_attr_pair/1000/3000000/3753000/menu_attr_pair_Amount_30199_1_0f79705083.html"
            },
            {
              "value": "360.99",
              "url": "/python/html5/menu_attr_pair/1000/1000000/1685000/menu_attr_pair_Amount_36099_1_b5f5bd0b56.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/3000000/3753000/menu_attr_pair_Amount_30199_1_0f79705083.html"
        },
        {
          "name": "Asin",
          "values": [
            {
              "value": "B007QQPWL8",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Asin_B007QQPWL8_1_6ba5ee861c.html"
            },
            {
              "value": "B0086H68EG",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_ASIN_B0086H68EG_1_3ad4bf5fdb.html"
            },
            {
              "value": "B08RZF4QVH",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_ASIN_B08RZF4QVH_1_a319976523.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Asin_B007QQPWL8_1_6ba5ee861c.html"
        },
        {
          "name": "Autographed",
          "values": [
            {
              "value": "False",
              "url": "/python/html5/menu_attr_pair/menu_attr_pair_Autographed_False_1_3dfa18ce7d.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/menu_attr_pair_Autographed_False_1_3dfa18ce7d.html"
        },
        {
          "name": "Batteries_required",
          "values": [
            {
              "value": "False",
              "url": "/python/html5/menu_attr_pair/menu_attr_pair_Batteriesrequired_False_1_87e9780f06.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/menu_attr_pair_Batteriesrequired_False_1_87e9780f06.html"
        },
        {
          "name": "Brand",
          "values": [
            {
              "value": "CAI - DAYTON",
              "url": "/python/html5/menu_attr_pair/1000/4000000/4970000/menu_attr_pair_Brand_CAIDAYTON_1_652423cbd8.html"
            },
            {
              "value": "Dayton",
              "url": "/python/html5/menu_attr_pair/1000/4000000/4970000/menu_attr_pair_Brand_Dayton_1_0d2fd0b16e.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/4000000/4970000/menu_attr_pair_Brand_CAIDAYTON_1_652423cbd8.html"
        },
        {
          "name": "Bullet_point",
          "values": [
            {
              "value": "Damper Size (In.): 49-3/4 X 49-3/4",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Bulletpoint_DamperSizeIn4934X4934_1_3890ebd3e9.html"
            },
            {
              "value": "Item: Backdraft Exhaust Damper",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Bulletpoint_ItemBackdraftExhaustDamper_1_90ea4916b8.html"
            },
            {
              "value": "Made in United States",
              "url": "/python/html5/menu_attr_pair/1000/178000/menu_attr_pair_Bulletpoint_MadeinUnitedStates_1_f14a0ef271.html"
            },
            {
              "value": "Max. Velocity (FPM): 2000",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Bulletpoint_MaxVelocityFPM2000_1_ca29fc5621.html"
            },
            {
              "value": "Overall Size (In.): 49-3/4 X 49-3/4",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Bulletpoint_OverallSizeIn4934X4934_1_3ba8711fff.html"
            },
            {
              "value": "Type: No Flange, Horizontal Mount",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Bulletpoint_TypeNoFlangeHorizontalMount_1_36e5f3e453.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Bulletpoint_DamperSizeIn4934X4934_1_3890ebd3e9.html"
        },
        {
          "name": "Case",
          "values": [
            {
              "value": "1",
              "url": "/python/html5/menu_attr_pair/menu_attr_pair_Case_1_1_4de75d695a.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/menu_attr_pair_Case_1_1_4de75d695a.html"
        },
        {
          "name": "Cat",
          "values": [
            {
              "value": "Industrial & Scientific",
              "url": "/python/html5/menu_attr_pair/1000/1000/menu_attr_pair_Cat_IndustrialScientific_1_c583162a01.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/1000/menu_attr_pair_Cat_IndustrialScientific_1_c583162a01.html"
        },
        {
          "name": "CatId",
          "values": [
            {
              "value": "16310091",
              "url": "/python/html5/menu_attr_pair/1000/1000/menu_attr_pair_CatId_16310091_1_0f77fb0abe.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/1000/menu_attr_pair_CatId_16310091_1_0f77fb0abe.html"
        },
        {
          "name": "CatTree",
          "values": [
            {
              "value": "16310091",
              "url": "/python/html5/menu_attr_pair/1000/1000/menu_attr_pair_CatTree_16310091_1_b11243d9cb.html"
            },
            {
              "value": "16310161",
              "url": "/python/html5/menu_attr_pair/1000/1000/menu_attr_pair_CatTree_16310161_1_0db56bb8c8.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/1000/menu_attr_pair_CatTree_16310091_1_b11243d9cb.html"
        },
        {
          "name": "ClassificationId",
          "values": [
            {
              "value": "13399911",
              "url": "/python/html5/menu_attr_pair/1000/3000000/3749000/menu_attr_pair_ClassificationId_13399911_1_17066e6f99.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/3000000/3749000/menu_attr_pair_ClassificationId_13399911_1_17066e6f99.html"
        },
        {
          "name": "Controller_type",
          "values": [
            {
              "value": "Remote Control",
              "url": "/python/html5/menu_attr_pair/1000/241000/menu_attr_pair_Controllertype_RemoteControl_1_abab7c9f41.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/241000/menu_attr_pair_Controllertype_RemoteControl_1_abab7c9f41.html"
        },
        {
          "name": "Currency",
          "values": [
            {
              "value": "USD",
              "url": "/python/html5/menu_attr_pair/1000/62000/menu_attr_pair_Currency_USD_1_13982ec5ea.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/62000/menu_attr_pair_Currency_USD_1_13982ec5ea.html"
        },
        {
          "name": "CurrencyCode",
          "values": [
            {
              "value": "USD",
              "url": "/python/html5/menu_attr_pair/1000/62000/menu_attr_pair_CurrencyCode_USD_1_a688e6506c.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/62000/menu_attr_pair_CurrencyCode_USD_1_a688e6506c.html"
        },
        {
          "name": "DisplayName",
          "values": [
            {
              "value": "Ducting",
              "url": "/python/html5/menu_attr_pair/1000/3000000/3749000/menu_attr_pair_DisplayName_Ducting_1_a2897cf3c7.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/3000000/3749000/menu_attr_pair_DisplayName_Ducting_1_a2897cf3c7.html"
        },
        {
          "name": "Electric_fan_design",
          "values": [
            {
              "value": "exhaust_fan",
              "url": "/python/html5/menu_attr_pair/1000/4000000/4971000/menu_attr_pair_Electricfandesign_exhaustfan_1_2c2723e0a6.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/4000000/4971000/menu_attr_pair_Electricfandesign_exhaustfan_1_2c2723e0a6.html"
        },
        {
          "name": "Feature",
          "values": [
            {
              "value": "<b>Price For:</b> Each <b>Type</b>: No Flange, Horizontal Mount <b>Construction Material</b>: G-90 Galvanized Steel Frame and Aluminum Blades <b>Item</b>: Backdraft Exhaust Damper <b>Max. Velocity (FPM)</b>: 2000 <b>Overall Size (In.)</b>: 49-3/4 X 49-3/4 <b>Damper Size (In.)</b>: 49-3/4 X 49-3/4 <b>Country of Origin (subject to change)</b>: United States",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Feature_bPriceForbEachbTypebNoFlangeHorizontalMoun_1_975b5a01ab.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Feature_bPriceForbEachbTypebNoFlangeHorizontalMoun_1_975b5a01ab.html"
        },
        {
          "name": "Height",
          "values": [
            {
              "value": "2.0",
              "url": "/python/html5/menu_attr_pair/1000/66000/menu_attr_pair_Height_20_1_a8500c4566.html"
            },
            {
              "value": "2.00",
              "url": "/python/html5/menu_attr_pair/1000/103000/menu_attr_pair_Height_200_1_82f2b6878b.html"
            },
            {
              "value": "227",
              "url": "/python/html5/menu_attr_pair/1000/565000/menu_attr_pair_Height_227_1_a3527340dc.html"
            },
            {
              "value": "252",
              "url": "/python/html5/menu_attr_pair/1000/64000/menu_attr_pair_Height_252_1_8ca624ec40.html"
            },
            {
              "value": "38",
              "url": "/python/html5/menu_attr_pair/1000/64000/menu_attr_pair_Height_38_1_2a00bd88b7.html"
            },
            {
              "value": "51.0",
              "url": "/python/html5/menu_attr_pair/1000/1000000/1057000/menu_attr_pair_height_510_1_76e8d556a0.html"
            },
            {
              "value": "51.00",
              "url": "/python/html5/menu_attr_pair/1000/1000000/1168000/menu_attr_pair_Height_5100_1_9e29353822.html"
            },
            {
              "value": "75",
              "url": "/python/html5/menu_attr_pair/menu_attr_pair_Height_75_1_a0092a3e31.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/66000/menu_attr_pair_Height_20_1_a8500c4566.html"
        },
        {
          "name": "Identifier",
          "values": [
            {
              "value": "0190735372166",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Identifier_0190735372166_1_5534f05718.html"
            },
            {
              "value": "0696333290494",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Identifier_0696333290494_1_39e03fc647.html"
            },
            {
              "value": "190735372166",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Identifier_190735372166_1_2c5db92a6d.html"
            },
            {
              "value": "696333290494",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Identifier_696333290494_1_c697c60175.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Identifier_0190735372166_1_5534f05718.html"
        },
        {
          "name": "IdentifierType",
          "values": [
            {
              "value": "EAN",
              "url": "/python/html5/menu_attr_pair/1000/3000/menu_attr_pair_IdentifierType_EAN_1_0a7a698752.html"
            },
            {
              "value": "UPC",
              "url": "/python/html5/menu_attr_pair/1000/61000/menu_attr_pair_IdentifierType_UPC_1_477407fdb7.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/3000/menu_attr_pair_IdentifierType_EAN_1_0a7a698752.html"
        },
        {
          "name": "ItemClassification",
          "values": [
            {
              "value": "BASE_PRODUCT",
              "url": "/python/html5/menu_attr_pair/menu_attr_pair_ItemClassification_BASEPRODUCT_1_21c06575b2.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/menu_attr_pair_ItemClassification_BASEPRODUCT_1_21c06575b2.html"
        },
        {
          "name": "ItemName",
          "values": [
            {
              "value": "Backdraft Damper,Horizontal,50 Sq",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_ItemName_BackdraftDamperHorizontal50Sq_1_2be3ecf130.html"
            },
            {
              "value": "Dayton Backdraft Damper Horizontal 50 Sq",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_ItemName_DaytonBackdraftDamperHorizontal50Sq_1_2ca5952852.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_ItemName_BackdraftDamperHorizontal50Sq_1_2be3ecf130.html"
        },
        {
          "name": "Item_name",
          "values": [
            {
              "value": "Backdraft Damper,Horizontal,50 Sq",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Itemname_BackdraftDamperHorizontal50Sq_1_2e93fb570c.html"
            },
            {
              "value": "Dayton Backdraft Damper Horizontal 50 Sq",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Itemname_DaytonBackdraftDamperHorizontal50Sq_1_f4d4bbfa51.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Itemname_BackdraftDamperHorizontal50Sq_1_2e93fb570c.html"
        },
        {
          "name": "Item_package_quantity",
          "values": [
            {
              "value": "1",
              "url": "/python/html5/menu_attr_pair/1000/1000/menu_attr_pair_Itempackagequantity_1_1_10213d6c40.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/1000/menu_attr_pair_Itempackagequantity_1_1_10213d6c40.html"
        },
        {
          "name": "Item_package_weight",
          "values": [
            {
              "value": "36.0",
              "url": "/python/html5/menu_attr_pair/1000/75000/menu_attr_pair_Itempackageweight_360_1_34eec6e229.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/75000/menu_attr_pair_Itempackageweight_360_1_34eec6e229.html"
        },
        {
          "name": "Item_type_keyword",
          "values": [
            {
              "value": "ducting-components",
              "url": "/python/html5/menu_attr_pair/1000/3000000/3749000/menu_attr_pair_Itemtypekeyword_ductingcomponents_1_fb645c02ad.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/3000000/3749000/menu_attr_pair_Itemtypekeyword_ductingcomponents_1_fb645c02ad.html"
        },
        {
          "name": "Item_weight",
          "values": [
            {
              "value": "0.01",
              "url": "/python/html5/menu_attr_pair/menu_attr_pair_Itemweight_001_1_0ee39db994.html"
            },
            {
              "value": "2.25",
              "url": "/python/html5/menu_attr_pair/1000/389000/menu_attr_pair_Itemweight_225_1_66ae39ff14.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/menu_attr_pair_Itemweight_001_1_0ee39db994.html"
        },
        {
          "name": "Keyword",
          "values": [
            {
              "value": "6WRK8",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Keyword_6WRK8_1_8de9ff299c.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Keyword_6WRK8_1_8de9ff299c.html"
        },
        {
          "name": "Label",
          "values": [
            {
              "value": "CAI - DAYTON",
              "url": "/python/html5/menu_attr_pair/1000/4000000/4970000/menu_attr_pair_Label_CAIDAYTON_1_773c3bbb24.html"
            },
            {
              "value": "DAYTON",
              "url": "/python/html5/menu_attr_pair/1000/4000000/4970000/menu_attr_pair_Label_Dayton_1_2d14d631ad.html"
            },
            {
              "value": "Dayton",
              "url": "/python/html5/menu_attr_pair/1000/4000000/4970000/menu_attr_pair_Label_Dayton_1_2d14d631ad.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/4000000/4970000/menu_attr_pair_Label_CAIDAYTON_1_773c3bbb24.html"
        },
        {
          "name": "Length",
          "values": [
            {
              "value": "2.0",
              "url": "/python/html5/menu_attr_pair/1000/66000/menu_attr_pair_Length_20_1_9313541e58.html"
            },
            {
              "value": "2.00",
              "url": "/python/html5/menu_attr_pair/1000/158000/menu_attr_pair_Length_200_1_4f61f3f6db.html"
            },
            {
              "value": "34.7",
              "url": "/python/html5/menu_attr_pair/1000/2000000/2460000/menu_attr_pair_Length_347_1_df78239a7b.html"
            },
            {
              "value": "34.70",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Length_3470_1_3d5880d904.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/66000/menu_attr_pair_Length_20_1_9313541e58.html"
        },
        {
          "name": "Link",
          "values": [
            {
              "value": "https://m.media-amazon.com/images/I/31ioDe+yFfL._SL75_.jpg",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Link_httpsmmediaamazoncomimagesI31ioDeyFfLSL75j_1_8441d61cb9.html"
            },
            {
              "value": "https://m.media-amazon.com/images/I/31ioDe+yFfL.jpg",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Link_httpsmmediaamazoncomimagesI31ioDeyFfLjpg_1_1128f894f7.html"
            },
            {
              "value": "https://m.media-amazon.com/images/I/41NgtB4NBzL._SL75_.jpg",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5011000/menu_attr_pair_Link_httpsmmediaamazoncomimagesI41NgtB4NBzLSL75_1_672baf91bf.html"
            },
            {
              "value": "https://m.media-amazon.com/images/I/41NgtB4NBzL.jpg",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5011000/menu_attr_pair_Link_httpsmmediaamazoncomimagesI41NgtB4NBzLjpg_1_cf6c0514b4.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Link_httpsmmediaamazoncomimagesI31ioDeyFfLSL75j_1_8441d61cb9.html"
        },
        {
          "name": "List_price",
          "values": [
            {
              "value": "320.99",
              "url": "/python/html5/menu_attr_pair/1000/4000000/4996000/menu_attr_pair_Listprice_32099_1_e98b7ae031.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/4000000/4996000/menu_attr_pair_Listprice_32099_1_e98b7ae031.html"
        },
        {
          "name": "Man",
          "values": [
            {
              "value": "DAYTON",
              "url": "/python/html5/menu_attr_pair/1000/4000000/4970000/menu_attr_pair_Man_Dayton_1_5899f63cfa.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/4000000/4970000/menu_attr_pair_Man_Dayton_1_5899f63cfa.html"
        },
        {
          "name": "Marking_type",
          "values": [
            {
              "value": "epa_registration_number",
              "url": "/python/html5/menu_attr_pair/1000/158000/menu_attr_pair_Markingtype_eparegistrationnumber_1_2444270bae.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/158000/menu_attr_pair_Markingtype_eparegistrationnumber_1_2444270bae.html"
        },
        {
          "name": "Material",
          "values": [
            {
              "value": "Alloy Steel",
              "url": "/python/html5/menu_attr_pair/1000/77000/menu_attr_pair_Material_AlloySteel_1_7f106fa829.html"
            },
            {
              "value": "Aluminum",
              "url": "/python/html5/menu_attr_pair/1000/3000/menu_attr_pair_Material_Aluminum_1_5bd454a9a8.html"
            },
            {
              "value": "Plastic",
              "url": "/python/html5/menu_attr_pair/1000/96000/menu_attr_pair_Material_Plastic_1_434d8fabff.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/77000/menu_attr_pair_Material_AlloySteel_1_7f106fa829.html"
        },
        {
          "name": "MaterialType",
          "values": [
            {
              "value": "Alloy Steel",
              "url": "/python/html5/menu_attr_pair/1000/77000/menu_attr_pair_MaterialType_AlloySteel_1_b5a4097710.html"
            },
            {
              "value": "Aluminum",
              "url": "/python/html5/menu_attr_pair/1000/99000/menu_attr_pair_MaterialType_Aluminum_1_3908afe6e2.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/77000/menu_attr_pair_MaterialType_AlloySteel_1_b5a4097710.html"
        },
        {
          "name": "Memorabilia",
          "values": [
            {
              "value": "False",
              "url": "/python/html5/menu_attr_pair/menu_attr_pair_Memorabilia_False_1_903cccc9ba.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/menu_attr_pair_Memorabilia_False_1_903cccc9ba.html"
        },
        {
          "name": "Mounting_type",
          "values": [
            {
              "value": "Wall Mount",
              "url": "/python/html5/menu_attr_pair/1000/175000/menu_attr_pair_Mountingtype_WallMount_1_4c0ba7a226.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/175000/menu_attr_pair_Mountingtype_WallMount_1_4c0ba7a226.html"
        },
        {
          "name": "Mpns",
          "values": [
            {
              "value": "6WRK8",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Mpns_6WRK8_1_16b34f66bd.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Mpns_6WRK8_1_16b34f66bd.html"
        },
        {
          "name": "NumberOfItems",
          "values": [
            {
              "value": "1",
              "url": "/python/html5/menu_attr_pair/menu_attr_pair_NumberOfItems_1_1_847345067b.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/menu_attr_pair_NumberOfItems_1_1_847345067b.html"
        },
        {
          "name": "Number_of_items",
          "values": [
            {
              "value": "1",
              "url": "/python/html5/menu_attr_pair/menu_attr_pair_Numberofitems_1_1_59f97e6de0.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/menu_attr_pair_Numberofitems_1_1_59f97e6de0.html"
        },
        {
          "name": "PackageQuantity",
          "values": [
            {
              "value": "1",
              "url": "/python/html5/menu_attr_pair/menu_attr_pair_PackageQuantity_1_1_27a474ef3f.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/menu_attr_pair_PackageQuantity_1_1_27a474ef3f.html"
        },
        {
          "name": "PartNumber",
          "values": [
            {
              "value": "6WRK8",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_PartNumber_6WRK8_1_2d75d734d8.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_PartNumber_6WRK8_1_2d75d734d8.html"
        },
        {
          "name": "Part_number",
          "values": [
            {
              "value": "6WRK8",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Partnumber_6WRK8_1_09d235bc9a.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Partnumber_6WRK8_1_09d235bc9a.html"
        },
        {
          "name": "ProductGroup",
          "values": [
            {
              "value": "BISS",
              "url": "/python/html5/menu_attr_pair/menu_attr_pair_ProductGroup_BISS_1_96cddee76e.html"
            },
            {
              "value": "BISS Basic",
              "url": "/python/html5/menu_attr_pair/menu_attr_pair_ProductGroup_BISSBasic_1_1490c9669d.html"
            },
            {
              "value": "Home Improvement",
              "url": "/python/html5/menu_attr_pair/1000/62000/menu_attr_pair_ProductGroup_HomeImprovement_1_dbfa954b12.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/menu_attr_pair_ProductGroup_BISS_1_96cddee76e.html"
        },
        {
          "name": "ProductType",
          "values": [
            {
              "value": "ELECTRIC_FAN",
              "url": "/python/html5/menu_attr_pair/1000/484000/menu_attr_pair_ProductType_ELECTRICFAN_1_31bf737138.html"
            },
            {
              "value": "MECHANICAL_COMPONENTS",
              "url": "/python/html5/menu_attr_pair/1000/66000/menu_attr_pair_ProductType_MECHANICALCOMPONENTS_1_be768b0e21.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/484000/menu_attr_pair_ProductType_ELECTRICFAN_1_31bf737138.html"
        },
        {
          "name": "ProductTypeName",
          "values": [
            {
              "value": "ELECTRIC_FAN",
              "url": "/python/html5/menu_attr_pair/1000/493000/menu_attr_pair_ProductTypeName_ELECTRICFAN_1_9e6af85810.html"
            },
            {
              "value": "ELECTRONIC_COMPONENT",
              "url": "/python/html5/menu_attr_pair/menu_attr_pair_ProductTypeName_ELECTRONICCOMPONENT_1_6ac1266c5c.html"
            },
            {
              "value": "MECHANICAL_COMPONENTS",
              "url": "/python/html5/menu_attr_pair/1000/68000/menu_attr_pair_ProductTypeName_MECHANICALCOMPONENTS_1_e4dcb5fd3d.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/493000/menu_attr_pair_ProductTypeName_ELECTRICFAN_1_9e6af85810.html"
        },
        {
          "name": "Product_description",
          "values": [
            {
              "value": "49.75 In.H-W 4.5 In.L Aluminum Backdraft Dampr, Damper Application Backdraft, For Nominal Duct Diameter 50 in, Frame Material Galvanized Steel, Number of Panels 2, Maximum Air Velocity 2000 fpm, Overall Height 49 3/4 in, Rough Opening Diameter 50 in, Rough Opening Shape Square, Fits Fan Diameter 48 in, For Duct Shape Square, Free Area 16.2 sq ft, Overall Width 49 3/4 in, Frame Material Thickness 20 ga, Overall Length 4 1/2 in, Frame Depth 2 in, Rough Opening Length 50 in",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Productdescription_4975InHW45InLAluminumBackdraftDamprDamperA_1_71657592e2.html"
            },
            {
              "value": "This model comes with blades which have a felt seal on the leading edge for quiet closing and better protection from the weather. Spring assisted to allow blades to open quickly. Ideal for use in roof curbs, duct work, or wall collars when using a fan or power roof ventilator. Recommended for horizontal mount exhaust applications but it is also available for vertical mount.<br /><br /> Item: Backdraft Exhaust Damper<br /> Type: No Flange, Horizontal Mount<br /> Damper Size (In.): 49-3/4 X 49-3/4<br /> Overall Size (In.): 49-3/4 X 49-3/4<br /> Max. Velocity (FPM): 2000<br /> Construction Material: G-90 Galvanized Steel Frame and Aluminum Blades",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Productdescription_Thismodelcomeswithbladeswhichhaveafeltseal_1_3b82f60988.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Productdescription_4975InHW45InLAluminumBackdraftDamprDamperA_1_71657592e2.html"
        },
        {
          "name": "Product_site_launch_date",
          "values": [
            {
              "value": "2018-05-27T05:59:34.211Z",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Productsitelaunchdate_20180527T055934211Z_1_e40a133d66.html"
            },
            {
              "value": "2021-01-08T14:38:07.812Z",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Productsitelaunchdate_20210108T143807812Z_1_700ab3b313.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Productsitelaunchdate_20180527T055934211Z_1_e40a133d66.html"
        },
        {
          "name": "Publisher",
          "values": [
            {
              "value": "CAI - DAYTON",
              "url": "/python/html5/menu_attr_pair/1000/4000000/4970000/menu_attr_pair_Publisher_CAIDAYTON_1_09796a5a7f.html"
            },
            {
              "value": "DAYTON",
              "url": "/python/html5/menu_attr_pair/1000/4000000/4970000/menu_attr_pair_Publisher_Dayton_1_4402b49872.html"
            },
            {
              "value": "Dayton",
              "url": "/python/html5/menu_attr_pair/1000/4000000/4970000/menu_attr_pair_Publisher_Dayton_1_4402b49872.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/4000000/4970000/menu_attr_pair_Publisher_CAIDAYTON_1_09796a5a7f.html"
        },
        {
          "name": "Recommended_uses_for_product",
          "values": [
            {
              "value": "Exhausting",
              "url": "/python/html5/menu_attr_pair/1000/669000/menu_attr_pair_Recommendedusesforproduct_Exhausting_1_fba2bb15cc.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/669000/menu_attr_pair_Recommendedusesforproduct_Exhausting_1_fba2bb15cc.html"
        },
        {
          "name": "Registration_status",
          "values": [
            {
              "value": "fifra_not_considered_pesticide",
              "url": "/python/html5/menu_attr_pair/1000/104000/menu_attr_pair_Registrationstatus_fifranotconsideredpesticide_1_5d0b6847a1.html"
            },
            {
              "value": "not_capable_emitting_rf_energy",
              "url": "/python/html5/menu_attr_pair/1000/104000/menu_attr_pair_Registrationstatus_notcapableemittingrfenergy_1_6887f14802.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/104000/menu_attr_pair_Registrationstatus_fifranotconsideredpesticide_1_5d0b6847a1.html"
        },
        {
          "name": "StrippedMpns",
          "values": [
            {
              "value": "6WRK8",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_StrippedMpns_6WRK8_1_448e367cd6.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_StrippedMpns_6WRK8_1_448e367cd6.html"
        },
        {
          "name": "Studio",
          "values": [
            {
              "value": "CAI - DAYTON",
              "url": "/python/html5/menu_attr_pair/1000/4000000/4970000/menu_attr_pair_Studio_CAIDAYTON_1_3cb23b17f5.html"
            },
            {
              "value": "DAYTON",
              "url": "/python/html5/menu_attr_pair/1000/4000000/4970000/menu_attr_pair_Studio_Dayton_1_afd58332c4.html"
            },
            {
              "value": "Dayton",
              "url": "/python/html5/menu_attr_pair/1000/4000000/4970000/menu_attr_pair_Studio_Dayton_1_afd58332c4.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/4000000/4970000/menu_attr_pair_Studio_CAIDAYTON_1_3cb23b17f5.html"
        },
        {
          "name": "Style",
          "values": [
            {
              "value": "Modern",
              "url": "/python/html5/menu_attr_pair/1000/66000/menu_attr_pair_Style_Modern_1_61ef796ee9.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/66000/menu_attr_pair_Style_Modern_1_61ef796ee9.html"
        },
        {
          "name": "Supplier_declared_dg_hz_regulation",
          "values": [
            {
              "value": "unknown",
              "url": "/python/html5/menu_attr_pair/1000/1000/menu_attr_pair_Supplierdeclareddghzregulation_unknown_1_7ca9f444cf.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/1000/menu_attr_pair_Supplierdeclareddghzregulation_unknown_1_7ca9f444cf.html"
        },
        {
          "name": "Title",
          "values": [
            {
              "value": "Backdraft Damper, Horizontal, 50 Sq",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Title_BackdraftDamperHorizontal50Sq_1_897b154864.html"
            },
            {
              "value": "Backdraft Damper,Horizontal,50 Sq",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Title_BackdraftDamperHorizontal50Sq_1_20de1e9d4c.html"
            },
            {
              "value": "Dayton Backdraft Damper Horizontal 50 Sq",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Title_DaytonBackdraftDamperHorizontal50Sq_1_51916aab6e.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5062000/menu_attr_pair_Title_BackdraftDamperHorizontal50Sq_1_897b154864.html"
        },
        {
          "name": "TradeInEligible",
          "values": [
            {
              "value": "False",
              "url": "/python/html5/menu_attr_pair/menu_attr_pair_TradeInEligible_False_1_25846a63db.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/menu_attr_pair_TradeInEligible_False_1_25846a63db.html"
        },
        {
          "name": "URL",
          "values": [
            {
              "value": "https://m.media-amazon.com/images/I/31Wc7jaeSpL._SL75_.jpg",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5011000/menu_attr_pair_URL_httpsmmediaamazoncomimagesI31Wc7jaeSpLSL75_1_83fe0d7708.html"
            },
            {
              "value": "https://m.media-amazon.com/images/I/31ioDe+yFfL._SL75_.jpg",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5011000/menu_attr_pair_URL_httpsmmediaamazoncomimagesI31ioDeyFfLSL75j_1_34e0ca3e77.html"
            },
            {
              "value": "https://m.media-amazon.com/images/I/41NgtB4NBzL._SL75_.jpg",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5011000/menu_attr_pair_URL_httpsmmediaamazoncomimagesI41NgtB4NBzLSL75_1_3ae08acd7c.html"
            },
            {
              "value": "https://m.media-amazon.com/images/I/41sqt++-PSL._SL75_.jpg",
              "url": "/python/html5/menu_attr_pair/1000/5000000/5011000/menu_attr_pair_URL_httpsmmediaamazoncomimagesI41sqtPSLSL75jpg_1_65c076d805.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/5000000/5011000/menu_attr_pair_URL_httpsmmediaamazoncomimagesI31Wc7jaeSpLSL75_1_83fe0d7708.html"
        },
        {
          "name": "Unit",
          "values": [
            {
              "value": "inches",
              "url": "/python/html5/menu_attr_pair/1000/63000/menu_attr_pair_Unit_inches_1_c49b8ab96a.html"
            },
            {
              "value": "ounces",
              "url": "/python/html5/menu_attr_pair/1000/1000/menu_attr_pair_Unit_ounces_1_7f02c4b605.html"
            },
            {
              "value": "pounds",
              "url": "/python/html5/menu_attr_pair/1000/1000/menu_attr_pair_Unit_pounds_1_62a7fa2d77.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/63000/menu_attr_pair_Unit_inches_1_c49b8ab96a.html"
        },
        {
          "name": "Unit_count",
          "values": [
            {
              "value": "1.0",
              "url": "/python/html5/menu_attr_pair/1000/70000/menu_attr_pair_Unitcount_10_1_a7b7d7c89b.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/70000/menu_attr_pair_Unitcount_10_1_a7b7d7c89b.html"
        },
        {
          "name": "Units",
          "values": [
            {
              "value": "inches",
              "url": "/python/html5/menu_attr_pair/1000/63000/menu_attr_pair_Units_inches_1_bdb0d4109a.html"
            },
            {
              "value": "pixels",
              "url": "/python/html5/menu_attr_pair/menu_attr_pair_Units_pixels_1_c7fe549e1d.html"
            },
            {
              "value": "pounds",
              "url": "/python/html5/menu_attr_pair/menu_attr_pair_Units_pounds_1_0ce017d356.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/63000/menu_attr_pair_Units_inches_1_bdb0d4109a.html"
        },
        {
          "name": "Variant",
          "values": [
            {
              "value": "MAIN",
              "url": "/python/html5/menu_attr_pair/menu_attr_pair_Variant_MAIN_1_b26e0d62c8.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/menu_attr_pair_Variant_MAIN_1_b26e0d62c8.html"
        },
        {
          "name": "WebsiteDisplayGroup",
          "values": [
            {
              "value": "biss_basic_display_on_website",
              "url": "/python/html5/menu_attr_pair/menu_attr_pair_WebsiteDisplayGroup_bissbasicdisplayonwebsite_1_b542bd740e.html"
            },
            {
              "value": "home_improvement_display_on_website",
              "url": "/python/html5/menu_attr_pair/1000/63000/menu_attr_pair_WebsiteDisplayGroup_homeimprovementdisplayonwebsite_1_a2bd1669a9.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/menu_attr_pair_WebsiteDisplayGroup_bissbasicdisplayonwebsite_1_b542bd740e.html"
        },
        {
          "name": "WebsiteDisplayGroupName",
          "values": [
            {
              "value": "BISS Basic",
              "url": "/python/html5/menu_attr_pair/menu_attr_pair_WebsiteDisplayGroupName_BISSBasic_1_963559e62f.html"
            },
            {
              "value": "Home Improvement",
              "url": "/python/html5/menu_attr_pair/1000/62000/menu_attr_pair_WebsiteDisplayGroupName_HomeImprovement_1_f5bc07f771.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/menu_attr_pair_WebsiteDisplayGroupName_BISSBasic_1_963559e62f.html"
        },
        {
          "name": "Width",
          "values": [
            {
              "value": "2.0",
              "url": "/python/html5/menu_attr_pair/1000/67000/menu_attr_pair_Width_20_1_492a2b703c.html"
            },
            {
              "value": "2.00",
              "url": "/python/html5/menu_attr_pair/1000/159000/menu_attr_pair_Width_200_1_1b3beebd8a.html"
            },
            {
              "value": "450",
              "url": "/python/html5/menu_attr_pair/1000/93000/menu_attr_pair_Width_450_1_e701a28a9d.html"
            },
            {
              "value": "500",
              "url": "/python/html5/menu_attr_pair/1000/61000/menu_attr_pair_Width_500_1_2675d694cc.html"
            },
            {
              "value": "7.2",
              "url": "/python/html5/menu_attr_pair/1000/244000/menu_attr_pair_width_72_1_91898cf1df.html"
            },
            {
              "value": "7.20",
              "url": "/python/html5/menu_attr_pair/1000/800000/menu_attr_pair_Width_720_1_fd6b12e275.html"
            },
            {
              "value": "75",
              "url": "/python/html5/menu_attr_pair/menu_attr_pair_Width_75_1_1e3c47751f.html"
            }
          ],
          "name_url": "/python/html5/menu_attr_pair/1000/67000/menu_attr_pair_Width_20_1_492a2b703c.html"
        }
      ],
      "images": [],
      "distributors": [
        {
          "name": "Zoro",
          "sku": "G3710104",
          "url": "https://www.zoro.com/dayton-backdraft-damper-horizontal-50-sq-6wrk8/i/G3710104/",
          "pricing": [
            {
              "quantity": 1,
              "price_usd": 244.99
            }
          ],
          "stock": {
            "available": true,
            "quantity": 14,
            "lead_time_days": 0
          },
          "moq": 1,
          "multiple": 1,
          "image": "https://www.zoro.com/static/cms/product/full/Z0369ufo5oy.JPG"
        },
        {
          "name": "Grainger",
          "sku": "6WRK8",
          "url": "https://www.grainger.com/product/DAYTON-Backdraft-Damper-6WRK8",
          "pricing": [
            {
              "quantity": 1,
              "price_usd": 235.75
            }
          ],
          "stock": {
            "available": true,
            "quantity": 10,
            "lead_time_days": 0
          },
          "moq": 1,
          "multiple": 1,
          "image": "http://static.grainger.com/rp/s/is/image/Grainger/3HHN1_AS01"
        },
        {
          "name": "Raptor Supplies",
          "sku": "AF2NTP",
          "url": "https://www.raptorsupplies.com/en-gb/dayton/6wrk8",
          "pricing": [
            {
              "quantity": 1,
              "price_usd": 435.6882855
            }
          ],
          "stock": {
            "available": false,
            "quantity": null,
            "lead_time_days": null
          },
          "moq": 1,
          "multiple": 1,
          "image": "https://www.dataalchemy.com/python/getu/adcad032-650b-4bd0-8f25-83ca7331278e"
        },
        {
          "name": "grainger.ca",
          "sku": "WWG6WRK8",
          "url": "https://www.grainger.ca/en/product/BACKDRAFT-DAMPER%2CHORIZONTAL%2C50-SQ/p/WWG6WRK8",
          "pricing": [
            {
              "quantity": 1,
              "price_usd": 232.82404868
            }
          ],
          "stock": {
            "available": false,
            "quantity": null,
            "lead_time_days": null
          },
          "moq": 1,
          "multiple": 1,
          "image": "https://www.dataalchemy.com/python/getu/7bf1533e-82d1-4601-b5e7-e1b047144ecd"
        },
        {
          "name": "sustainablesupply.com",
          "sku": "C1141322",
          "url": "https://www.sustainablesupply.com/dayton-backdraft-damper-horizontal-50-sq-6wrk8-c1141322",
          "pricing": [
            {
              "quantity": 1,
              "price_usd": 245.86
            }
          ],
          "stock": {
            "available": false,
            "quantity": null,
            "lead_time_days": null
          },
          "moq": 1,
          "multiple": 1
        },
        {
          "name": "simsupply.com",
          "sku": "ZO-G3710104",
          "url": "https://www.simsupply.com/departments/consumer/hvac-and/dayton-backdraft-damper-horizontal-50-sq-6wrk8-6wrk8-zo-g3710104/",
          "pricing": [
            {
              "quantity": 1,
              "price_usd": 325.52
            }
          ],
          "stock": {
            "available": true,
            "quantity": 9,
            "lead_time_days": 0
          },
          "moq": 1,
          "multiple": 1,
          "image": "https://cdn11.bigcommerce.com/s-x9zrb/products/6608705/images/11851976/ZO-G3710104__89825.1634699632.386.513.jpg"
        }
      ],
      "amazon": {
        "available": true,
        "products": [
          {
            "asin": "B007QQPWL8",
            "title": "Backdraft Damper, Horizontal, 50 Sq",
            "brand": "Dayton",
            "image": "",
            "url": "https://www.amazon.com/gp/offer-listing/B007QQPWL8?SubscriptionId=AKIAJMBKH57I2U74KVPQ&tag=koin&linkCode=xm2&camp=2025&creative=386001&creativeASIN=B007QQPWL8"
          },
          {
            "asin": "B0086H68EG",
            "title": "Dayton Backdraft Damper Horizontal 50 Sq",
            "brand": "CAI - DAYTON",
            "image": "https://m.media-amazon.com/images/I/41NgtB4NBzL._SL75_.jpg",
            "url": "https://www.amazon.com/dp/B0086H68EG?tag=atariguidz-20",
            "description": "This model comes with blades which have a felt seal on the leading edge for quiet closing and better protection from the weather. Spring assisted to allow blades to open quickly. Ideal for use in roof curbs, duct work, or wall collars when using a fan or power roof ventilator. Recommended for horizontal mount exhaust applications but it is also available for vertical mount.<br /><br /> Item: Backdraft Exhaust Damper<br /> Type: No Flange, Horizontal Mount<br /> Damper Size (In.): 49-3/4 X 49-3/4<br /> Overall Size (In.): 49-3/4 X 49-3/4<br /> Max. Velocity (FPM): 2000<br /> Construction Material: G-90 Galvanized Steel Frame and Aluminum Blades",
            "features": [
              "Item: Backdraft Exhaust Damper",
              "Type: No Flange, Horizontal Mount",
              "Damper Size (In.): 49-3/4 X 49-3/4",
              "Overall Size (In.): 49-3/4 X 49-3/4",
              "Max. Velocity (FPM): 2000"
            ]
          },
          {
            "asin": "B08RZF4QVH",
            "title": "Backdraft Damper,Horizontal,50 Sq",
            "brand": "Dayton",
            "image": "https://m.media-amazon.com/images/I/31ioDe+yFfL._SL75_.jpg",
            "url": "https://www.amazon.com/dp/B08RZF4QVH?tag=atariguidz-20",
            "description": "49.75 In.H-W 4.5 In.L Aluminum Backdraft Dampr, Damper Application Backdraft, For Nominal Duct Diameter 50 in, Frame Material Galvanized Steel, Number of Panels 2, Maximum Air Velocity 2000 fpm, Overall Height 49 3/4 in, Rough Opening Diameter 50 in, Rough Opening Shape Square, Fits Fan Diameter 48 in, For Duct Shape Square, Free Area 16.2 sq ft, Overall Width 49 3/4 in, Frame Material Thickness 20 ga, Overall Length 4 1/2 in, Frame Depth 2 in, Rough Opening Length 50 in",
            "features": [
              "Made in United States"
            ]
          }
        ]
      },
      "metadata": {
        "generated_date": "2026-04-25",
        "last_updated": "2026-04-25",
        "data_sources": [
          "Grainger",
          "Raptor Supplies",
          "Zoro",
          "grainger.ca",
          "simsupply.com",
          "sustainablesupply.com",
          "Amazon"
        ],
        "completeness": 1.0,
        "version": "1.2"
      }
    }
  },
  "pagination": null,
  "nav": {
    "home": "/python/html5/index.html",
    "brands": "/python/html5/menu_brand_index/menu_brand_index_brands_87101ba214.html",
    "parts": "/python/html5/menu_part_index/menu_part_index_parts_909e6bf0ca.html",
    "attributes": "/python/html5/menu_attr_index/menu_attr_index_attributes_d7f67a250d.html"
  }
}