Wilkins 115 975XL2 1.5 Inch Lead Free Reduced Pressure Backflow Preventer

Reduced pressure principle backflow preventer consisting of a pressure differential relief valve located between two independently operated spring-loaded center guided check valves, “Y” pattern body Complete with two full port resilient seated ball valves for shut-off and four resilient seated ball valve test cocks Pre-plumbed backflow station. Assembly can be of the reduced pressure principle or of the double check type