3/4 Inch FNPT Female Inlet And Outlet Automatic 30 PSI Pressure Relief Valve For Hot Water Boilers And Hydronic Heating Systems Durable Lead Free Brass Up To 510000 BTU Easy Replacement For Residential And Light Commercial Installations

3/4 in (19 mm) FNPT boiler relief valve for safe pressure
✔️ 3/4 in (19 mm) FNPT boiler relief valve, single unit, 30 PSI

A compact, automatic pressure relief valve designed for hot water boilers and hydronic heating systems. It installs easily on standard 3/4 FNPT connections, making it ideal for residential and light commercial setups such as radiators, radiant floors, and fan coils.

✅ 3/4 in FNPT inlet and outlet
✅ Automatic 30 PSI relief opens to release excess pressure
✅ Lead-free brass construction for durability in high temp systems
✅ Suitable for hydronic heating with radiators, radiant floors, and fan coils
✅ Easy replacement for existing valves in residential and light commercial setups

💡 What is a pressure relief valve used for in heating systems? This handy safety device protects boilers and piping from overpressure events. - protects boiler and piping from overpressure - requires no electrical power and operates automatically - fits standard 3/4 FNPT connections for easy install - built from lead-free brass for long life in hot water systems