Lochinvar & A.O. Smith 100274781 Valve 320734-701 preventing the hunting and uneven

preventing the hunting and uneven cooling often associated with universal aftermarket valves

For a 7/8 inch suction line

This diaphragm and washer set is specifically engineered for the Armstrong 90 series family

Optimized for 24Vac control systems

Lochinvar & A.O. Smith 100274781 Valve 320734-701 preventing the hunting and unevenThe Lochinvar and A. O. Smith 100274781 Pressure Relief Valve is a critical safety component designed for high efficiency commercial boilers and water heaters. Engineered to handle a set pressure of 125 PSI, this ASME Section IV certified valve prevents catastrophic system failure by relieving excess pressure during thermal expansion or control malfunctions. This specific model features a 3 4 inch NPT inlet and outlet, providing a high BTU discharge