Initial Resistance @ 300 fpm

0.05" WC
0.07 in wc
0.07" WC
0.08 in wc
0.10 in wc
0.13 in wc
0.14 in wc
0.14 in wg
0.16" WC
0.17" WC
0.18 in wc
0.18" WC
0.19 in wc
0.19" WC
0.2 in wg
0.20 in wc
0.22 in WC
0.22 in wc
0.24" WC
0.25" WC
0.27 in wc
0.33 in wc
0.33 in wg
0.34" WC