“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 ...
From August 1-31, users will be able to earn tokens and tickets by completing backflow prevention modules on Watts Works Online. In celebration of National Backflow Prevention Day on August 16, Watts ...
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