3/4 Inch NPT Brass Safety Relief Valve, 150 PSI Overpressure Protection, 2-Port High-Flow For Hot Water Heaters And Boilers, Brass Plumbing Fitting With 3/4 Inlet, ANSI Z21.22 Certified, Handles Up To 205,000 BTU/HR

Brass 3/4-Inch NPT Safety Relief Valve, 150 PSI, single unit
✔️ 3/4" NPT inlet, ANSI Z21.22 certified, high-flow design

This brass safety relief valve provides overpressure protection for residential boilers and hot water heaters. It is commonly installed on 3/4" NPT threaded connections to prevent dangerous pressure buildup in heating systems.

✅ Maximum relief pressure: 150 PSI
✅ Inlet: 3/4" male NPT for standard connections
✅ Material: lead-free brass for durability and leak-free operation
✅ Certification: ANSI Z21.22 certified for safety compliance
✅ High-flow capacity up to 205,000 BTU/hr for boilers and heaters

💡 What is a pressure relief valve used for in hot water systems and boilers?

It's a handy safety device that protects equipment by venting excess pressure.

- Protects boilers, water heaters, and piping by releasing excess pressure - Helps prevent damage from overpressure and reduces risk of leaks or ruptures - Complies with safety standards like ANSI Z21.22 when installed correctly - Built from lead-free brass for durable, leak-free operation