I submitted a request to Generac for a free assessment of my home for a potential purchase of a natural gas generator. I was connected to Dauenhauer Plumbing, Heating & Air for that assignment…

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J.S.

J.S.01/13/2026

Chris did an amazing job! Our kitchen sink stopped draining on Saturday, and we initially called a different company who scheduled us for Monday with a 12-hour window. Then Monday evening, they…

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S.L.

S.L.12/17/2025

These guys are the best!!! After having issues with another plumbing company, I canceled their service and called these guys instead. They were able to squeeze me in and even came the same day, which…

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B.M.

B.M.04/09/2025

Update: Dauenhauer reached out to me after leaving this review and they said they were sorry and wanted to make it right. They sent an amazing plumber that knew exactly how to fix the issues that…

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Backflow Testing in Louisville, Kentucky

Dauenhauer Plumbing Heating Air & Electric provides professional backflow prevention testing services in Louisville, Kentucky. Annual backflow testing is required by most water utilities to protect public water supplies from contamination through cross-connection control compliance. Their services include commercial, residential, backflow testing, emergency service, serving both residential and commercial properties throughout the Louisville area.

Whether you need a routine RPZ valve inspection, backflow prevention device testing, or a certified tester to file compliance reports with your local water authority,Dauenhauer Plumbing Heating Air & Electric can help. Homeowners, HOAs, and property managers can request a free quote using the form on this page.