455 456 457 | 5 to 80”wcd 2 to 20psid 3 to 30psid | 12.4 to 200mbar 0.1 to 1.4 0.2 to 2.1 | 1 to 4”wc 0.05 to 0.2 0.05 to 0.3 | 2.5 to 10 7 to 20 7 to 27 | 225 225 225 | 15.51 15.51 15.51 | 2”wc 0.5 1 | 30”Hg Vac to 225 30”Hg Vac to 225 30”Hg Vac to 225 | -1 to 15.51 -1 to 15.51 -1 to 15.51 |