Direct OEM Compatibility: Specifically calibrated for Lochinvar and A

Featuring a 7/8" ODF sweat or 1-1/8" ODM inlet and an identical 7/8" ODF / 1-1/8" ODM outlet

which is vital for preventing blower motor strain and optimizing thermal heat transfer across the heat exchanger

eliminating the need for field modifications common with generic alternatives

Since this is a "one-shot" safety

Henry Technologies 5602-300 Relief Valve 326058-757 Direct OEM Compatibility: Specifically calibratedThe Henry Technologies 5602 300 is an industrial grade refrigeration relief valve engineered for critical overpressure protection in HFC, CFC, and ammonia systems. Built with a 3 4" x 1" FPT connection, this valve features a robust brass body and a 300 PSI factory setting, ensuring precise calibration and system integrity. Its internal construction utilizes a center leading pivot design to provide consistent reseating and minimize seat leakage after