Watts 757-DOSY 3 - Part of the 757 Series

Watts 757-DOSY 3 - Part of the 757 SeriesThis 3 inch lead free double check valve backflow preventer assembly is designed to prevent the reverse flow of 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. It is ideal under continuous pressure service and protection at cross connections identified as non health hazards and from other non

it provides efficient drainage while withstanding continuous exposure to water and daily traffic

Its advanced FloForce funnel design promotes rapid water movement

These funnels can be secured beneath a floor drain grate and are available in round or oval configurations to accommodate multiple condensate or indirect waste lines

Specifications Backflow Preventer Type Dual Check Body Finish Bronze Body Material Lead Free Brass Body Pattern Inline Brand Watts Bypass No Cap And Tether No Disc Material Santoprene EAN 098268825114 Elbow Fitting No Hazard Protection Level Non Health Hazard Hot And Harsh Water No Hydrant Connection No Inlet Connection Size 1 IN Inlet Connection Size-Metric 25 MM Inlet Connection Type Union Female Threaded Inlet Shutoff Valve Type No Shutoff Valve Inlet Thread Type NPT Lead Free YES Maximum Temperature-Fahrenheit 180 Maximum Working Pressure-BAR 12

UPC - 098268584691

It features a bronze body with NPT threaded male inlet and NPT threaded female outlet connections

Product Codes: ZS415SS-2IC

cast iron cleanout is designed for floor applications

This repair kit is for the replacement of the 4 to 6 inch lead free backflow preventer relief valve series 909-RV

ZB415I-3IC

***This is a discontinued item

Specification Sheet - Composite Air Gaps (French)