A.R.I. 1 1/2" Reduced Pressure Assembly w/ Composite Shut-Off Valves

A.R.I. RP-501-150 1-1/2" Reduced Pressure Zone (RPZ) Backflow Preventer is a lead-free, UV-resistant composite plastic assembly designed to protect potable water systems from high-hazard back-siphonage or backpressure in commercial, industrial, and irrigation applications.

It features two independent, spring-loaded check valves, a hydraulically operated relief valve for enhanced protection, and four test cocks for straightforward testing, all within a modular design that supports low-cost maintenance without specialized tools.