Double Check Valve Assembly Series Watts 719 Size 1/2 in Connection FNPT Body Material Bronze Temp Range 33 to 180 Degrees F Max Temp 180 Degrees F Max Pressure 175 psi Width 2 7/16 in Length 9 9/16 in Height 3 11/16 in Features Bronze Strainer Lead Free Quarter Turn Ball Valve Standards AWWA Standard C510 Compliant Compliance ASSE 1015 CSA Lead Free NSF UPC USC