“ASSE International strongly recommends that all ASSE 5110 certified backflow prevention assembly testers keep a copy of the Field Test Procedures Using Three-Valve and Five-Valve Test Kits booklet in ...
MOKENA, IL — ASSE International has announced that the California State Water Resources Control Board (SWRCB), Division of Drinking Water, has officially recognized the ASSE 5110 certification program ...
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