Backflow testing requirements in Flower Mound
Town of Flower Mound Utility Services requires every backflow prevention assembly in Flower Mound to be tested at least once each year by a licensed backflow assembly tester. That includes irrigation double-check and pressure-vacuum breaker assemblies, domestic reduced-pressure assemblies feeding buildings, and fire line detector checks. The test verifies that the assembly still closes under reverse pressure so contaminated water can never siphon back into Flower Mound's drinking water supply.
What a Flower Mound backflow test looks like
A licensed technician arrives with calibrated test gauges, isolates the assembly, records the differential pressure across each check valve and the relief valve, then restores service. On-site time is normally 20 to 30 minutes and you do not need to be home — we only need access to the assembly, so an unlocked gate or a gate code is enough. If the assembly passes, we complete the state test-and-maintenance report and submit it directly to Town of Flower Mound Utility Services. If it fails, we tell you exactly which component failed and quote the repair before doing any work.
Why Flower Mound customers choose Next Day
We are a licensed, insured, family-owned North Texas company that has been testing assemblies since 2015. Our technicians are state-licensed and background-checked, we carry common repair parts with us, and we file every passing report with the city for you. Most Flower Mound customers are on the schedule within one business day, and same-day appointments are frequently available when a compliance deadline is close.
Flower Mound water authority: Town of Flower Mound Utility Services
The Town of Flower Mound enforces annual backflow testing on irrigation systems and commercial properties. Our techs cover all of Flower Mound — including Bridlewood and Wellington — and submit reports directly to the town.
We submit your passing backflow testing report directly to Town of Flower Mound Utility Services — no paperwork on your end. Town of Flower Mound Utility Services requires annual certification and enforces installation standards on assembly height and clearance.
Backflow Testing across Flower Mound, TX
Our Flower Mound technicians cover large-lot homes with multi-zone irrigation, acreage properties, HOA common areas, schools, and retail throughout Denton County, including Wellington, Bridlewood, Timber Creek, Canyon Falls edge, Lakeside DFW. If your property is inside Flower Mound city limits, we can be there — most Flower Mound appointments are booked within one business day.
Flower Mound ZIP codes served
- 75022
- 75028
- 75077
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More backflow services in Flower Mound
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- Domestic Backflow Testing in Flower Mound
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- Backflow Repairs in Flower Mound
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- New Construction Backflow Test, Repair & Install in Flower Mound
See everything we do in Flower Mound → Learn more about Backflow Testing →

