Watts 957NRPDA-OSY-GPM 3 - Part of the 957RPDA Series Inserta Tee It feature a one piece

It feature a one piece unit that facilitates installation and ensures the most up-to-date construction

The pressure relief is set at 45 psi (551

UPC - 098268330977

UPC - 098268331448

giving excellent hydraulic capacity for water management

Watts 957NRPDA-OSY-GPM 3 - Part of the 957RPDA Series Inserta Tee It feature a one pieceThis 3 inch reduced pressure detector backflow preventer assembly is designed to prevent the reverse flow of fire protection substances and water of non potable quality from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements. Extremely compact and lighter than traditional designs it is approved for horizontal N pattern installation.