The ASCO 8214G30B-24V is rated for a maximum operating pressure differential (MOPD) of 50 PSI for fuel gas applications

you would require the 61-21368-16 or an equivalent suction line service valve sized for those dimensions

and 1/10 HP applications in a single unit

It is designed to match the original electrical footprint and mounting requirements for quick field replacement

this gasket facilitates peak thermal efficiency by preventing pressure loss and hazardous combustion byproduct leakage

Watts 0382818 Valve Els PW 17895 The ASCO 8214G30B-24V is ratedThe Watts 0382818 (Model 740 1 45) is a heavy duty, iron body boiler pressure relief valve engineered specifically for high capacity hot water space heating systems. Designed to protect vital equipment from over pressurization, this valve features a 1 inch NPT inlet and an expanded 1 1 4 inch NPT outlet to facilitate superior discharge volume. Built for the rigors of the mechanical room, it utilizes a non metallic disc to metal seat and a stainless