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

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

The City of Mansfield, Texas, in accordance with Texas regulations passed in 1995, states that all testable backflow prevention assemblies shall be tested upon installation by a recognized backflow prevention assembly tester. Annual Backflow testing is necessary to ensure that polluted water does not flow back into the City’s potable water supply as a result