Watts 909RPDA-OSY-CFM-FS 4 - Part of the 909RPDA Series ZA100F-4NH with ASTM F1960 compliant PEX
Baker’s notes & crumb story
Description
Watts 909RPDA OSY CFM FS 4 Part of the 909RPDA Series ZA100F 4NH with ASTM F1960 compliant PEX with ASTM F1960 compliant PEX end connections on the other This 6 inch double check detector backflow preventer assembly prevents the backflow of fire protection system substances from being pumped or siphoned into the potable water supply