Reduced pressure backflow preventer

Reduced Pressure Zone (RPZ) Backflow Preventers. Incorporates a double check valve with a reduced pressure zone for protection against back pressure and .

Reduced Pressure Zone Assemblies, Stainless Steel. Backflow Preventers Reduced Pressure Principle Assemblies. Top Entry Reduced Pressure Principle Assembly, Bronze Body, Modular Cartridge Checks .

The RP-5Backflow Preventer is designed to supply maximum protection. A revolutionary, internal Reduced Pressure Zone, located between the check . Type BA – Verifiable backflow preventer with reduced pressure zone A verifiable mechanical backflow prevention device consisting of an arrangement of water . The Reduced Pressure Backflow Assembly (RPBA) incorporates the use of two independently-acting spring-loaded check valves separated by a spring-loaded . A brief overview of the four main types of backflow preventers- pressure vacuum breakers, double check valves, reduced pressure zones, and atmospheric .