New York Finance

Jan 12 2018

What Is A Backflow Device And Why Do I Need It Tested? Ravinia Plumbing

#evanston #plumbing # What Is A Backflow Device And Why Do I Need It Tested? A backflow device is also known as an RPZ valve. RPZ stands for Reduced Pressure Zone. This device is installed onto your plumbing system to protect your drinking water and the city water supply from contaminants. RPZ valves are required when a house or building is equipped with an irrigation system, fire suppression system, or a large boiler (hereinafter referred to as Systems). Contaminants can enter an irrigation system from fertilizer or pesticides that are sprayed onto lawns. In the case of a boiler or …