A backflow preventer is a device that is installed on your home's water system that allows water to flow in one direction but never in the opposite direction. The main purpose of a backflow preventer is to prevent drinking water from being contaminated due to backflow
Backflow occurs when any change in the pressure of the water supply has the potential to allow for contaminated water to move back out through the public supply. There are two ways this can happen:
Quality Service Plumbing, Inc. is happy to certify, repair, replace or install a new backflow assembly for your drinking water protection.