Watts 0121514 Valve Els PW 29614 check for blockages in the

check for blockages in the vacuum tubing or the flue before replacing the component

Durable Construction: Engineered with industrial-grade bearings and housing to endure the high-heat environment of gas-fired unit heaters

This SPDT (Single Pole Double Throw) control is designed without an "off" position

suitable for both commercial and industrial fuel gas applications

Watts 0121514 Valve Els PW 29614 check for blockages in theFor high capacity expansion protection in commercial and residential hydronic systems, the Watts 0121514 (also identified as LF174A 1 1 4 75) is a critical ASME Section IV safety component. This lead free boiler pressure relief valve features a robust copper silicon alloy body and is designed specifically for hot water heating supply boilers and domestic supply systems. With a factory set relief pressure of 75 PSI and a high steam discharge capacity