Watts LFM115 74 300 B 30 300 PI 50 145 SS Tubing 2 1 2 Part of the LFM115 74 Series Window Well Cover The Roof Hatch Ladder Post The Roof Hatch Ladder Post enables OSHA compliant ladder access by extending 42 inches above the landing surface Specifications Body Material Bronze Brand Watts EAN 098268564020 GPM When Relieved Does Not Apply to Product Inlet Connection Size 3 4 IN Inlet Connection Type Female Threaded Inlet Thread Type NPTF Lead Free NO Maximum Temperature Fahrenheit 210 Maximum Working Pressure PSI 75 Outlet Connection Size 3 4 IN Outlet Connection Type Female Threaded Outlet Thread Type NPTF Part Number F257560 Pressure Range Does not apply to product Pressure Relief Setting PSI 100 Protection Type Temperature And Pressure Series 140 Shank Length Does Not Apply To Product Temperature Relief Fahrenheit 210 Thermostat Material Nylon Coated Copper Thermostat Probe Length 5 IN Specification Sheet 40 This pressure reducing control valve is designed to automatically reduce a fluctuating higher inlet pressure to a constant lower downstream pressure regardless of varying flow rates The quick closing action of the valve limits the possibility of damaging high inlet pressure from passing through the valve to downstream piping