Watts 774-OSY-TS 4 - Part of the 774 Series Z100F-6NH It is designed to prevent

It is designed to prevent accidental opening or closing of the ball valve by locking the valve in the open or closed position and can also restrict the unauthorized use of the valve as the user needs to unlock the handle before operating the valve

It consists of a brass body with stainless steel internal parts

4 Body Material Lead Free Brass Brand Watts Corrosion Resistant Coating No Disc Material Buna-N EAN 098268428841 Gauge Option Gauge Tapping High Pressure Reduced Pressure Range Does Not Apply To Product High Pressure Reduced Pressure Setting Does Not Apply To Product Inlet Connection Size 3/8 IN Inlet Connection Type Female Threaded Inlet Thread Type NPT Lead Free YES Maximum Operating Temperature-Fahrenheit 140 Maximum Working Pressure-BAR 20

6 inch Watts Model 77G-SS

UPC - 098268558722

Watts 774-OSY-TS 4 - Part of the 774 Series Z100F-6NH It is designed to preventThis 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