Backflow · 4 min read
How to read the tag on your backflow assembly
Type, size, make, model and serial are all stamped on one plate between the shutoffs. Photograph it and you can skip most of the paperwork.
Certified backflow tester · Updated February 2026
Applies to work in Marietta, Smyrna, Kennesaw · Cobb County Water System
Questions and answers
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