Watts 4 957-OSY-IOT - Part of the 957 Series ZC100F-4NH 40 Standard Reduced Pressure Setting-PSI

40 Standard Reduced Pressure Setting-PSI 50 Strainer Yes Strainer Material Stainless Steel Thermal Expansion Bypass Yes Trim Material Does Not Apply To Product Valve Style Standard Specification Sheet - LF25AUB-Z3

Specifications Brand Watts Buy American Act Compliant NO Outlet Connection Size 3 IN Outlet Connection Type No Hub Specification Sheet - FD-320-Y

Quickly and easily serviceable in line without special tools

ZB191-RD-4X18-4NH

Watts 4 957-OSY-IOT - Part of the 957 Series ZC100F-4NH 40 Standard Reduced Pressure Setting-PSIThis 4 inch reduced pressure zone assembly backflow preventer with SentryPlus Alert technology with automatic shutoff ACV for flood detection and prevention is designed to prevent the reverse flow of contaminated water 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, as well as provide continuous monitoring and multi channel