Watts 774-OSY 4 - Part of the 774 Series

Watts 774-OSY 4 - Part of the 774 SeriesThis 4 inch lead free 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 in accordance with national plumbing codes and water authority requirements. It is ideal for protection at cross connections identified as non health hazard applications and from other contaminants

Bottom loaded blow-out proof stem

Specifications Kit Type Complete Rubber Parts Kit Lead Free YES Product Group BACKFLOW KITS UPC - 098268459302

UPC - 098268155389

it blends functionality and durability

parking areas

40 Standard Reduced Pressure Setting-PSI 50 Strainer Yes Strainer Material Does Not Apply To Product Thermal Expansion Bypass Yes Trim Material Does Not Apply To Product Type Kit Valve Style Standard Specification Sheet - LF223

Protects against excessive temperature and pressure during emergency conditions

and the unit is equipped with a standard no-hub outlet for straightforward connection

7 bar ArmorTek Technology No Body Material Ductile Iron Brand Watts Coating Bonded Epoxy EAN 098268613667 Inlet Connection Size 1 1/2 IN Inlet Connection Type Female Threaded Lead Free YES Maximum Operating Temperature-Fahrenheit 225 Maximum Working Pressure-PSI 400 Outlet Connection Size 1 1/2 IN Outlet Connection Type Female Threaded Part Number 1GE00020 Pilot Control System Fitting Material Brass Pilot Control System Tubing Material Copper Series LFM115 Trim Material 316 Stainless Steel Valve Style Mustang Warranty Name Standard Watts Warranty Submittal Package - Automatic Control Valve LFM115

Shallow Profile channel is 4-1/2 in

This kit consist of a cover and a cover O-ring

and the wear common to wet environments