Watts 6" Short Lay Length Stainless Steel Double Check Detector Assembly with OSY Shutoff and Gallons per Minute Meter

This 6" double check detector assembly prevents the backflow of fire protection system substances from being pumped or siphoned into the potable water supply. It consists of a compact construction and short lay length, ideal for retrofit installations. It features a lightweight stainless steel body, thermoplastic and stainless steel check valves, and low head loss. It has outside stem and yoke shutoff and a gallons per minute meter. It can be installed in a horizontal or vertical flow-up position. It is designed for installation on applications identified by local authorities as non-health hazard, such as on fire protection systems. The maximum working pressure is 175 PSI (12.06 BAR).

Watts 0438013 Features:

• Stainless steel for corrosion resistance
• Designed for minimum head loss
• 150 pound ANSI/AWWA CL D flanged
• Outside screw and yoke shutoffs