Apollo ASME Section IV and CSA capacity certified bronze “uni-body” safety relief valves are designed for protection of hot water boilers, systems, and similar equipment. This valve prevents excessive thermal expansion buildup in plumbing systems, tank applications or tankless water heaters. The 1/2 x 1/2 valve features corrosion-resistant bronze construction, a durable soft silicone seat design for extended service, and a stainless steel spring. Made in the USA.
- 1/2″ male NPT inlet and 1/2″ female NPT outlet
- Certified pressure range: 75-160 psig
- Height: 2.59″
- CSA Capacity: 15,000 BTU/Hr
- NB Capacity: ?934,00
- Maximum temperature service: 250 degrees F
- Registered in all Canadian Provinces and Territories, CRN #0G8547.5C
- CSA Listed and Certified to ANSI Z21.22