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only resetting and closing once the temperature rises back to a safe 45°F
vibration-free operation while effectively venting exhaust gases and preventing pressure switch trips that lead to system lockouts
maintaining high signal accuracy in diverse hydronic environments
How does the fixed bore design benefit my system
making it suitable for mechanical rooms
Resideo VCZAA1100 Valve 326058-756 only resetting and closing onceThe Resideo VCZAA1100 Valve is a professional grade two way cartridge cage valve engineered for precise hydronic zone control in residential and light commercial HVAC systems. Featuring a 1 2" sweat connection and a 3. 5 Cv flow coefficient, this valve body is purpose built for high performance fluid handling. It safely manages hot or chilled water containing up to 60% glycol, making it a versatile choice for fan coil units, baseboard radiators, and