Mr. Backflow
Company Overview
Did your water district send you a letter informing you that your Annual Backflow Test is due shortly? Mr. Backflow is here to inform you about backflow testing and its role in protecting you from health risks and financial setbacks. Let’s move ahead, not back. Let us assist you this month with our special discounts on testing services.
Mr. Backflow, a family-owned business grounded in Christian principles, is here for you. Our expertise lies in testing, repairing, installing, and enhancing backflow assemblies in North San Diego County.
Our goal is to deliver outstanding backflow services along with trustworthy customer support. All commercial and residential backflow assemblies require annual testing to adhere to regulations and meet city standards. Our clients count on us year after year for their backflow testing requirements. After each backflow prevention test, we provide copies of compliance reports to your local water authority. We keep track of annual testing dates, so our customers can rest easy knowing they won’t miss any deadlines. Building enduring relationships with our clients is something we take pride in.
We are a certified backflow tester in California, fully licensed and insured.
Business Services
- Plumbing inspection
- Plumbing installation or replacement
- Plumbing repair
Business Location & Hours
Mon: | 6:00 AM - 5:00 PM |
Tue: | 6:00 AM - 5:00 PM |
Wed: | 6:00 AM - 5:00 PM |
Thu: | 6:00 AM - 5:00 PM |
Fri: | 6:00 AM - 5:00 PM |
Sat: | 8:00 AM - 3:00 PM |
Sun: | Closed |
Recommended Customer Reviews

Liam, Mr. Backflow, is the Superman of plumbing. My property requires an annual inspection of the backflow system and I use Mr. Backflow every time, I appreciate his professional and prompt response. He is reasonable and gets the job done.
I wouldn't hesitate to recommend him to friends and family!