Let’s begin this article with a definitive statement: not all plumbers have backflow testing certification! And another:  all backflow testing,  backflow installation, and backflow repairs must be conducted by someone with backflow testing certification! In other words, make sure you ask anyone you hire for backflow work to see their backflow certification. Otherwise you will

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,

Backflow enclosures are a very important part of your backflow preventer system.  They protect your backflow devices from the weather, from vandals, and they improve the appearance of your yard/home.  Consider, also, that using a backflow enclosure can prolong the life of your backflow preventer and help prevent unnecessary repairs caused by freezing temperatures or