WW0121743, Watts, 1/2 In Lead Free Pressure Relief Valve, Set At 175 psi

This 1/2 inch lead free pressure relief valve is designed for residential hot water supply applications and provides pressure relief protection only against thermal expansion in water. This valve consists of a lead free bronze body with 1/2 inch NPT threaded male inlet and 1/2 inch NPT threaded female (drain) outlet, and stainless steel pressure spring. The pressure relief is set at 175 psi (12.07 bar).