Watts 774-DNRS 12 - Part of the 774 Series

Watts 774-DNRS 12 - Part of the 774 SeriesThis 12 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

50 Minimum Temperature-Fahrenheit 33 Outlet Connection Size 3 IN Outlet Connection Type Flanged Joint Outlet Shutoff Valve Type Non Rising Stem Gate Valve Outlet Thread Type Does Not Apply To Product Part Number 88009326 Polymer Coating No Pressure Operation Continuous Protection Type Backpressure and Backsiphonage Seat Material Stainless Steel Series LF909 Large Strainer Yes Technologies Flood Detection Tradename None Specification Sheet - Flood Sensor Connection Kit - Watts

It combines the toughness of traditional concrete with a lighter weight for easier handling and installation

LF709DCDA Compatible Size Used On 6 IN Kit Contents Disc Assembly

high capacity safety relief valve is designed for low pressure

It is ideal for protection at cross-connections identified as non-health hazards and from other contaminants found at the service line entrance

and elevator shafts

and an NSF approved EPDM seat

Features Heavy duty fixed butyl rubber bladder with bladder monitor system

a power cord and a replaceable internal strainer screen

UPC - 098268833003

UPC - 098268613056

Drainage doesn't have to be drab