Direct Compatibility: Designed to replace Johnson Controls G76 series

providing a perfect fit for models A2 through B3

What is the difference between the 007-F5 and the 007-F5-1IFC

Precise regulation: The black spring provides a stable 2 to 4

Lochinvar & A.O. Smith 100208451 Relief Valve 321142-301 Direct Compatibility: Designed to replaceThe Lochinvar & A. O. Smith 100208451 Relief Valve is a critical safety component engineered for precision pressure management in high efficiency commercial boilers and water heaters. This 3 4 inch NPT relief valve is factory set to a 150 PSI relief pressure (though frequently cross referenced for 100# applications depending on system derating) and features a high capacity discharge rate to prevent catastrophic vessel failure. Built with a heavy duty