2 products found
Mueller Water Products Products
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Fire Protection - Pressure Relief
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Singer Valve - Model 106-RPS-8700 - UL / FM Pressure Relief Valve
The 106-RPS-8700 pressure relief valve, which is UL / FM labelled and listed, automatically relieves excess pressure in the fire protection system to discharge. The RPS series valves will also automatically modulate to relieve excess pump capacity during pump start up and shut down, allowing the pump to operate without causing surges. These relief valves are based on the 106-PG or ...
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Singer Valve - Model 18-FR - Pressure Relief Valve
The 18-FR is a remote sensing, high capacity, spring and diaphragm operated, normally closed valve. The inner valve is held closed by the spring. When the sensed pressure increases above the spring setting, the valve ...