605 Front Street, Manchester, NH 03102

Hours: 7AM - 5PM Monday - Saturday

603-627-4186

Backflow Prevention, Testing & Repair

Water flowing from its intended direction can sometimes become reversed which is called backflow. This means the water is flowing in the opposite direction in the pipes or plumbing system. Preventing backflow is important because  any cross-connection to the drinking water system can introduce pesticides, fertilizers, used water, or any other contaminant into the water.

Backflow testing and repair is the first step in backflow prevention to keep drinking water safe. Denron technicians are Certified Backflow Testers with the (ASSE) American Society of Sanitary Engineering.  That means we are a certified backflow repair company, qualified to test, repair, and install backflow assemblies.

Schedule Backflow Service
Backflow Prevention, Testing & Repair