| WATTS 3/4 LF 800M4QT3/4 Anti-Siphon Backflow Preventer,Watts 800 Anti-Siphon Backflow Preventer, Series Watts 800, Size 3/4 in, Connection FIP, Body Material Lead Free Brass, Temp. Range 33 Degrees to 140 Degrees F, Max. Temp. 140 Degrees F, Max. Pressure 150 psi, Width 2 1/4 in, Height 6 1/2 in, Standards ANSI, USC... ... more WATTS 3/4 LF 800M4QT3/4 Anti-Siphon Backflow Preventer,Watts 800 Anti-Siphon Backflow Preventer, Series Watts 800, Size 3/4 in, Connection FIP, Body Material Lead Free Brass, Temp. Range 33 Degrees to 140 Degrees F, Max. Temp. 140 Degrees F, Max. Pressure 150 psi, Width 2 1/4 in, Height 6 1/2 in, Standards ANSI, USC... | | $255.99 go to store |