Watts 909RPDA-DOSY-GPM 2 1/2 - Part of the 909RPDA Series Window Well Extension helping prevent leaks and ensuring

helping prevent leaks and ensuring roof integrity

while modular components ensure easy installation and customization

Installation is made easier with sand-colored slotted polypropylene grates preassembled on the polyvinyl chloride channel

A 6 inch no hub outlet allows for easy installation

Watts 909RPDA-DOSY-GPM 2 1/2 - Part of the 909RPDA Series Window Well Extension helping prevent leaks and ensuringThis 2 1 2 inch reduced pressure detector backflow preventer assembly with its exclusive design incorporating the patented air in and water out principle for protection from the reverse flow of fire protection system substances from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure. It is ideal for protection in continuous pressure piping applications and at cross connections identified as health hazards.