S262SG02N3LK4 Asco Vent Valve

The Asco S262SG02N3LK4 Gas Vent Valve NPT COMBUSTION (Fuel Gas) – NORMALLY OPEN 3 Pipe size (ins) 4 1/2 Orifice 110 cv. 5,440,000 Btu/hr. Gas Capacity. 0-15 max Operating Pressure Differential (psi) 120V 60 Hz.