Watts M335 Boiler Pressure Safety Relief Valve

Boiler Pressure Safety Relief Valve; Type Compact; Inlet Size 3/4 Inch; Outlet Size 3/4 Inch; End Connection Male Threaded x Female Threaded; Body Material Bronze; Spring Material Stainless Steel; Seat Material Bronze; Disc Material Silicone; Set Pressure Range 30 PSI; Inclusions/Features High Heat Resisting Silicone Disc; Application Residential and Commercial; Applicable Standard ASME HV, OEM, NB, ISO 9001; Temperature Steam Rating 510000 BTU/Hour; Overall Dimension 1-3/8 Inch Width x 2-3/4 Inch Height