Watts 957ZRPDA-BFG-GPM 4 - Part of the 957RPDA Series

Watts 957ZRPDA-BFG-GPM 4 - Part of the 957RPDA SeriesThis 4 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 Z pattern installation.

Durable construction: Built with a heavy-duty body to withstand industrial environments and heavy traffic

and two test cocks for winterization draining

and flow rate of 26

Z645-3NL-Y

and adjustable spring for reduced pressure range of 10 to 50 psi

Supplied on a 3" core

The Watts RD-680-VC is an epoxy-coated cast-iron vent cap accessory designed for rooftop vent penetrations

Z530-4NH-G

Specifications ArmorTek Technology No Backflow Preventer Type Reduced Pressure Zone Assembly Body Finish Stainless Steel Body Material Stainless Steel Body Pattern Inline Brand Watts Bypass No Bypass Size Does Not Apply To Product Cap And Tether No Disc Material Silicone EAN 098268503319 Elbow Fitting No Hazard Protection Level Health Hazard Hot And Harsh Water No Hydrant Connection No Inlet Connection Size 4 IN Inlet Connection Size-Metric 100 MM Inlet Connection Type Grooved Joint Inlet Shutoff Valve Type Gear Operated Butterfly Valve Inlet Thread Type Does Not Apply To Product Lead Free Yes Maximum Temperature-Fahrenheit 140 Maximum Working Pressure-BAR 12

ZN415-DP-2NH

Z195-2IC-G

and roadway construction