Seventh edition published by ASSE International.MOKENA, IL — ASSE International has published the seventh edition of its Field Test Procedures Using Three-Valve and Five-Valve Test Kits booklet.

Sewer backflow preventers are an essential part of your home's plumbing. Here's why you need one and how to test if yours is working properly.

Every year a certified backflow assembly tester is contracted at a set rate to test every participants’ backflow device. To participate, call the utility’s dedicated backflow line at 360-992-8589.

Backflow preventer testing is now required on an annual basis in Minnesota on new lawn irrigation system installations.

SPRINGFIELD, Mo. - (KY3) On this first day of spring, On Your Side reminds you to get your backflow test done, especially if you have a sprinkler system. It’s the law. If you have a sprinkler ...

The Missouri Department of Natural Resources requires homeowners to have their irrigation systems tested for backflow each year.

The purpose of this testing is to ensure that the backflow preventer—a crucial device designed to protect the public water supply from contamination or pollution due to backflow—is functioning ...