Plumbing > Pipe Valves > Relief Valves > Safety Relief Valves > Apollo Valves > 10-600 Series Hot Water Boiler Relief Valve
Features:
· High Btu capacity rating, Silicone seat
· Corrosion Resistant Construction, Diaphragm Isolated Spring Chamber
· Extremely High Capacity, Directive 97/23/EC (PED) Compliant Option
· Fabric reinforced molded diaphragm isolates spring from water at all times
· Bronze body and spring cage
· Protects against excessive water pressure due to failure of controls to regulate Btu input
· ASME Section IV, 15-160 psig Set Pressures @ 250°F max
Materials
· Body/Cap: ASTM B584 Bronze
· Spring: Alloy Steel, plated, Seat: Silicone