Informational Videos:

What is backflow? Why should I care?

How we test your double check valve backflow assembly - from the University of Southern California

Backflow prevention and testing. Applications/Operation/Installations

Affinity Home Solution

East Wenatchee, WA 98802

(509) 630-0456

Backflow Assembly Tester Certification #: B6588

L&I Specialty Contractor License #: AFFINHS818CA

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