Backflow testing companies not only install, test, and repair backflow prevention devices;  they also must have an encyclopedic knowledge of the many backflow parts available and which are reliable. Just a partial list of backflow parts is staggering:  air gaps, backflow tags, freeze protection valves, hand water pumps, super lubricants, test cocks, thermal expansion tanks,

The need and requirement for Backflow Certification stems from the “Clean Water Act” of 1972, later amended in 1977.  That act, passed by Congress, requires that the public be protected from contamination of water used to prepare food, clean water for sanitization and the protection of the potable water sources. Texas, and many other states,

Dirty water from the home to flow in reverse back to the city’s potable water supply, but when that happens it is called backflow, and we keep that from happening by using what is known as a backflow preventer.