WOW!! That's all I can say about the experience I had with Seth & Chad at Howe! My water heater decided to go out randomly, as they do, and dumped water into my basement, during a very hectic / busy…

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D.B.

D.B.12/19/2025

When I first contacted Howe regarding a plumbing question (sewer smell in master bathroom) Brian proved expert advice on some things that I could try. He was very courteous, patient, and…

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B.B.

B.B.04/05/2025

I've made a review on my account before Hannah A. So I'm using my fiance's. Chad H. Was excellent. I shared with him my problem of being quoted an insane price for a furnace at another company. He…

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P.S.

P.S.06/08/2025

Had a plumbing issue in my bathroom. Called Howe and they were the only place that were able to provide same day service. This is the second time that I have used them and would highly recommend…

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Backflow Testing in Sioux Falls, South Dakota

Howe, Inc. provides professional backflow prevention testing services in Sioux Falls, South Dakota. 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, serving both residential and commercial properties throughout the Sioux Falls 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,Howe, Inc. can help. Homeowners, HOAs, and property managers can request a free quote using the form on this page.