Watts 0346040 Relief Valve 320734-701 With a robust 425

With a robust 425

the P20BB-1 and P20BB-1C are technically identical

it provides 120 VAC DSI control for systems up to 400K BTU

inconsistent blower motor operation

System Protection: Helps prevent evaporator coil icing and compressor damage by monitoring ambient outdoor conditions

Watts 0346040 Relief Valve 320734-701 With a robust 425The Watts 0346040 (Series 174A) is a high capacity ASME Section IV boiler pressure relief valve designed for commercial and industrial hot water heating applications. Featuring a 3 4 inch NPT inlet and outlet, this valve is factory set to a 10 PSI relief pressure, providing critical overpressure protection for hot water boilers and storage tanks. The bronze body construction and non metallic seat to disc design ensure long term durability and prevent