Watts 0121549 Valve R-410A while non-volatile memory ensures your

while non-volatile memory ensures your programmed intervals remain intact

808 lbs/hr at 150 PSIG

ensuring the system shuts down if airflow is restricted or temperatures exceed safe operating parameters

the dual ball bearing construction is an essential upgrade over standard sleeve bearings

Watts 0121549 Valve R-410A while non-volatile memory ensures yourThe Watts 0121549, also identified by model LF174A 1 1 2 150, is a high capacity boiler pressure relief valve designed for heavy duty commercial and industrial hot water heating applications. This ASME rated relief valve features a lead free copper silicon alloy body and 1. 5 inch NPT threaded female connections, engineered to handle a steam discharge capacity of up to 7,630,000 BTU hr. As a veteran technician knows, the Watts LF174A series is