PVD2VDV8A

Model 1049 Rev A Pilot Operated Vent Valve; Carbon Steel Body With Flame Screen; 3" Inlet X 4" Outlet Mates With ASME 150 Flanged End Connections; Fluorocarbon Elastomer (FKM) Soft Seats; Option 10: Internal Sensing With Pilot Exhaust Tubed To Main Valve Outlet And Backflow Preventer; Fluorocarbon Elastomer (FKM) Actuator Diaphragm; 36.1" - 41.7" wc Pressure Range