Description Description Sold as is because we can't test it. Maximum Zero Air Flow Rate: 1 lpm Outlet Hydrocarbon Concentration (as methane): < 0.1 ppm Minimum/Maximum Inlet Air Pressure: 40 psig/125 psig (276/862kPa) Maximum Inlet Hydrocarbon Concentration (as methane): 100 ppm Pressure Drop at Maximum Flow Rate: 4 psi (28kPa) differential Maximum Inlet Air Temperature: 78 View AllClose