Watts EDP276490 Series 174A 1 1/2" FBSP 7 Bar Bronze Safety Relief Valve

The Watts EDP276490 is a Series 174A bronze body pressure relief valve designed for pressure protection of hot water heating boilers and space heating equipment. With 1 1/2" FBSP connections and a preset pressure of 7 bar, it features a manual lever, Teflon seat, and EPDM membrane for reliable, long-term performance.

• Part No: EDP276490

• Connection: 1 1/2" F BSP x F BSP

• Preset pressure: 7 bar

• Discharge rating: 1566 kW

• Operating temperature: 1°C to 140°C

• Body: Bronze, BSP female screwed

• Spring: Stainless steel

• Seat: Teflon (anti-stick)

• Membrane: EPDM

• Pressure range: 2.1–10.3 bar (30–150 psi)