Wilkins 1 in. Reduced Pressure Principle Backflow Preventer

The Zurn Wilkins 975XL Reduced Pressure Principle Backflow Preventer provides high hazard protection for non-potable water applications. Designed for installation on water lines to protect against both back siphonage and backpressure of contaminated water into the potable water supply. Assembly shall provide protection where a potential health hazard exists. The wye pattern, bronze body delivers separate access to each check valve and the relief valve for servicing.