Watts 0382822 Relief Valve R-22 making it essential for protecting

making it essential for protecting downstream components in residential

offering the same SPDT contact configuration with expanded programming capabilities

Its rugged construction prevents thermal bypass leakage

this is a hydraulic snap-action valve

Watts 0382822 Relief Valve R-22 making it essential for protectingThe Watts 0382822 (Series 174A) is a high capacity boiler pressure relief valve designed specifically for large scale commercial and institutional hot water heating systems. Featuring a 1 inch NPT threaded inlet and outlet, this valve is factory set to trip at 55 PSI to protect equipment from over pressurization. Its robust construction includes a bronze body and a silicone rubber disc that provides consistent reseating even after multiple lift