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5" WC natural gas systems to maintain consistent thermal output and burner stability
Corrosion Resistance: A direct acting internal design ensures no close-fitting sliding parts are in the water passage
It is not compatible with standard residential furnaces or universal draft inducer kits
which is critical for specific valve and damper configurations
Armstrong Fluid Technology 216945-300 Valve 321894-708 5" WC natural gas systemsEnhance your hydronic heating system with the Armstrong Fluid Technology 216945 300 Valve, a premium dual combination valve engineered for precision and longevity. This HVAC pressure reducing valve and relief assembly features a robust brass construction specifically designed to manage hydronic system pressure. It comes pre set with a 12 PSI regulating pressure and a 30 PSI relief pressure, ensuring optimal safety and efficiency. The integrated fast