High-capacity heating valves with female inlet, expanded or standard femaleoutlet. Protects against excessive water pressure due to failure of controls toregulate BTU input. Elevated seat for drainage of water away from seat area.Entire pressure range is National Board capacity certified.
- High BTU capacity rating
- Silicone seat
- Fabric reinforced molded diaphragm isolates spring from water atall times
- Bronze body and spring cage
- Maximum temperature service 250 F