APOLLO 1 in FNPT T/P Relief Valve

Temperature and Pressure Relief Valve; Type Automatic; Inlet Size 1 Inch; Outlet Size 1 Inch; End Connection Female Threaded x Female Threaded; Body Material ASTM B584 Bronze; Spring Material 304 Stainless Steel; Stem Material ASTM B16 Brass; Disc Material Silicone; Set Pressure Range 150 PSIG; Temperature Rating 210 Deg F; Inclusions/Features 3 Inch Nylon Element Tube, 302 Stainless Steel Element Pin; Application Hot Water Supply System, Commercial; Applicable Standard CSA (Canada and US), ANSI Z21.22, ASME HV, NB, CRN 0G1438.6C; Element Length 4.75 Inch; Capacity 750000 BTU/Hour (CSA), 3625000 BTU/Hour (ASME)

1" x 1", FPT x FPT, 150 PSIG Set, Bronze, 4.75" L Element, Automatic, Temperature and Pressure Relief Valve
Coated Element Protects against Corrosion; Made in USA
The Apollo 18C-500 Series bronze automatic temperature and pressure relief valves are used for protection of high capacity commercial hot water heaters and storage tanks.
Element Length 4.75 Inch; Capacity 750000 BTU/Hour (CSA), 3625000 BTU/Hour (ASME)