5 Star Backflow Services

43 reviews

+1 (425) 516-3580

Website

Photos

Testing in my own neighborhood with my little helper!

This assembly was found off and therefore left off. We will always notify you if we find a fire system left off.

8512 122nd Ave NE

Kirkland, WA 98033

+1 (425) 516-3580

http://www.5starbackflow.com

5 Star Backflow Services is a family-owned and operated small business based in Kirkland, WA, offering backflow testing, repair, and replacement services in Western Washington. With a focus on safe drinking water practices, owner Josh VanQuaethem, a licensed backflow assembly tester, brings years of experience from working in the City of Redmond Water Department.

Josh and his team provide professional and reliable services, ensuring compliance with Washington state laws regarding annual backflow testing. Clients praise the company for their prompt responses, thorough explanations, and competitive pricing, making them a trusted choice for backflow services in the Puget Sound area.

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Amanda G.

4/28/2025

I've been using 5 Star Backflow Services for my required city backflow inspections for years now and I've always been happy with the service, so it's probably time for a review. Once they had me...

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Tim P.

4/3/2025

Needed a Backflow testing and was able to do in a quick turnaround. Was priced reasonably.

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Zeyu C.

1/8/2025

Have been with Josh for the third year now. The team is responsive, moving fast and professional.

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Shuki H.

10/27/2023

Been using 5 Star for few years for winterization of our irrigation system as well as the backflow testing. They're very courteous and responsive to communication. Their fees are competitive as...

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Sj1 T.

12/12/2024

I made an appointment with Josh. The appointment was over two weeks out. I texted him my information from City of Kirkland as he requested. He texted me back an inconsequential question that I...

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