Watts 774 LF 6 Part of the 774 Series R304 Detectable Warning Surfaces Snap acting trip latch closes Snap acting trip latch closes the valve at a controlled temperature Specifications Body Material Iron Brand Watts EAN 098268584998 Inlet Connection Size 1 IN Inlet Connection Type Female Threaded Inlet Thread Type NPTF Lead Free Not In Scope Maximum Working Pressure PSI 20 Outlet Connection Size 1 1 4 IN Outlet Connection Type Female Threaded Outlet Thread Type NPTF Part Number F382570 Pressure Range Does Not Apply to Product Pressure Relief Setting PSI 30 Series 740 Specification Sheet 174A Compact construction allows for smaller vaults and enclosures vertical and retrofit installations