Dual Control Valve
Thrush Dual Control valves provide automatic pressure relief and filling of hot water heating systems. All Dual Control valves are factory set at 30 psig for the relief and 12 psig delivery pressure for filling. These are non-adjustable relief valves with a build in strainer. They can be used to maintain air or light oil pressure on special applications and can be installed in cold or hot water lines up to 200°F.