What is a back flow valve? To understand what it is, we first must look at its purpose. In 1972, Congress passed what is generally known as the Clean Water Act; it was actually entitled the Federal Water Pollution Control Act.  Subsequent additions to that act were passed in 1977 and 1987. The main thrust

Roanoke Backflow Testing laws are in accordance with federal laws and the laws in the State of Texas, stating that all potable water sources must be protected to prevent contamination including any cross-contamination of water sources. This simply means that all back flow prevention devices are required to be installed in every water source system

Hurst, Texas, in accordance with state and federal laws, requires annual backflow testing of all backflow devices.  This testing program ensures that the water system in Hurst is safe and pure and not polluted by backflow waste caused by backflow. Backflow generally occurs when there is a sudden decrease in water pressure from the water