Watts 709DCDA-OSY-CFM 3/4NYC 3 - Part of the 709DCDA Series Sheet Drain and join together for longer

and join together for longer runs

allowing the drain to be set precisely to the finished roof elevation

Silent operation

Data access to help drive scheduling of maintenance and repair

Watts 709DCDA-OSY-CFM 3/4NYC 3 - Part of the 709DCDA Series Sheet Drain and join together for longerThis 3 inch double check valve backflow preventer assembly is designed to prevent the reverse flow of contaminated water of non potable quality from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure. It is ideal for protection at cross connections identified as non health hazard applications and contaminants found at the service line entrance. This assembly consists of a fused epoxy coated cast iron body,