Description
The Caleffi 519700A Differential Bypass Valve serves as a vital HVAC component which controls heating and cooling application flow rates. The 1-1/4″ NPT connected valve automatically controls water flow between supply and return lines to create efficient system operation under different load conditions. The device protects equipment by stopping pressure changes which reduces energy usage and extends equipment longevity while improving system reliability. The valve operates as an essential component which ensures stable system performance in residential and commercial buildings while extending both satisfaction and system operational life expectancy.
