Protect Your Water Supply: Essential Backflow and Cross Connection Solutions First of all, what is backflow? Backflow is the unwanted flow of contaminated water in the reverse direction in a water supply plumbing system. It is usually caused by cross-connection issues and is a critical concern for any water supply system. In North Carolina, maintaining the integrity of your water supply is essential for ensuring public health and safety. Read More : https://handyclassified.com/protect-your-water-supply-essential-backflow-and-cross-connection-solutions