A backflow preventer is like a one-way gate for water. Most backflow preventers are used to keep unsafe water from reversing flow and entering the clean water supply can be a complicated device that consists of multiple check valves, water release valves and air vents. Суббота, 28 декабря 2013 г. If the water pipes are hooked up to a divisive contains contamination the potential for contamination entering the water system exists. The first is called basksiphonage. A back pressure situation occurs when th.

Your source for the backflow prevention and cross connection control industries. BSI Online is an innovative way to track all backflow devices within your water system. Your municipality can have its own fully functioning Backflow Tracking Program, without the expensive software. is licensed in Illinois and Northern Indiana to provide inspection, installation, certification, and repair and of any and all types of backflow prevention assemblies.

Providing education and information to those dedicated to the protection of our drinking water. Page for details on upcoming events! 13918 E Mississippi Ave.

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Wednesday, November 6, 2013. New location for Backflow Blog. The Illinois Section AWWA Backflow and Cross Connection blog has moved to the following URL. Friday, July 19, 2013. Tuesday, July 16, 2013.