The Slant/Fin Victory 5.6-Gal. Natural Gas Boiler is an Energy Star qualified, sealed-combustion boiler that does not consume warm household air, helping you maintain a comfortable home environment. The boiler's insulated, heavy-gauge aluminized steel base assembly provides high enhanced efficiency.

<p><b>Description</b><ul><li>Note: Product Title reflects this boiler's IBR Net Output Rating Note: A Conversion Kit is required for LP use and is NOT included. For Value And Reliability, Victory VSPH is Your Smart Choice In Sealed Combustion Boilers. This direct-vented hot water boiler is ideal for homes, apartments, condos and any application where a chimney may not be practical or where an old chimney has deteriorated. Save construction costs and allow more living space with a power-vented Victory VSPH boiler. The quality built Victory VSPH boiler provides everything you want in a sealed combustion boiler chimney-less installation with electronically controlled efficiency, comfort and safety. Yet it is a reliable cast-iron boiler with a lifetime limited warranty. All VSPH models 2021 compliant. Features: No chimney required Economically priced Vents directly through a wall with 3" stainless steel piping Factory installed flue discharge components save field service & assembly Installation versatility - no chimney required Field convertible gas valve for natural-to-propane gas. A conversion kit must be purchased separately to convert from Natural Gas to Propane Economical Non-Sealed combustion option with the VSPH/NDV model 25 Year Limited Lifetime Warranty</li><li> Fuel Type: Natural Gas </li><li> Vent Type: Direct Vent </li><li> Efficiency: 85.2% </li><li> System Type: Hydronic (Water) </li><li> BTU Input: 150000 </li><li> IBR Rating: 111000 </li><li> DOE Rating: 128000 </li><li> Features: Direct Vent EI/Spark Ignition </li><li> Vent Size: 3" </li><li> Height (Inches): 28.75 </li><li> Weight (lbs): 414 lbs</li></ul></p>