# Backflow Testing & Repair Backflow preventer testing, repair, and installation in Houston, TX for commercial and residential properties — annual compliance testing, failed-assembly repairs, and new installs from licensed Hugo Plumbing techs. ## Service Facts - **Service:** Backflow Testing & Repair - **Service type:** Backflow Prevention Testing Service - **Provided by:** Hugo Plumbing — https://hugoplumbingtx.com/ - **Service area:** Hugo Plumbing provides residential and commercial plumbing services in Houston, Texas and surrounding communities including Humble, Kingwood, Spring, The Woodlands, Cypress, Katy, Sugar Land, Pearland, Pasadena. - **Customers:** commercial and residential - **Availability:** Open 24/7 for Emergency Service - **License:** Texas Master Plumber MPL 41319 - **Pricing:** Quoted up front before work starts. - **Current offers:** None specific to this service — see https://hugoplumbingtx.com/coupons ## Problems This Service Solves - Annual backflow test notice from the City of Houston or your water provider - Backflow assembly that failed its last test - Leaking or constantly discharging relief valve on an RPZ - New irrigation, fire line, or commercial water service that needs an assembly installed - Restaurant, medical, or multi-family property needing cross-connection compliance A backflow preventer is the one valve standing between your property's plumbing and the public water supply. If pressure drops in the city main — a broken water line down the street, a nearby hydrant opened by the fire department — water can be pulled backward from your irrigation, boiler, or commercial equipment into the drinking water system. Testing confirms that valve still does its job, and most Houston-area water providers require proof every year. ## Backflow Services We Provide - **Annual compliance testing** with a calibrated test kit and results filed as your provider requires. - **Repairs** — check valves, relief valves, seats, and springs on double-check (DC), reduced-pressure zone (RPZ), and pressure vacuum breaker (PVB) assemblies. - **Replacement and new installation** for irrigation, fire lines, commercial kitchens, medical and dental facilities, car washes, and multi-family properties. - **Cross-connection surveys** for property managers who need to know what assemblies they have and when each is due. ## Who Needs It Restaurants, offices, retail centers, apartment communities, schools, churches, and industrial buildings almost always have at least one assembly on an annual schedule. So do homes with sprinkler systems, fire sprinklers, or a pool with an auto-fill. If you've received a test notice with a deadline, call us with the notice in hand and we'll get it scheduled before the date. ## Why Use a Plumber for Backflow Work Testing is only half of it. When an assembly fails, you need someone who can repair or replace it, bring the piping around it up to current code, and handle the related water heater, [commercial plumbing](/services/commercial-plumbing), or [repiping](/services/repiping) work in the same visit. Hugo Plumbing does all of it under one Texas Master Plumber license, with the price quoted before any work starts. ## Frequently Asked Questions ### How often does a backflow preventer need to be tested in Houston? Most backflow prevention assemblies in the Houston area must be tested once a year by a licensed tester, with the results reported to the water purveyor. Properties with irrigation systems, fire sprinkler lines, commercial kitchens, medical or dental offices, and multi-family buildings are the most common ones on an annual schedule. If you've received a notice, that's your due date. ### What happens if my backflow assembly fails the test? Failed assemblies usually need new check valves, seats, springs, or relief-valve parts. We carry repair kits for the common Watts, Febco, Wilkins, and Ames models and can often repair and retest the same visit. If an assembly is obsolete or badly corroded, replacement is quoted as an option. ### Do homeowners need backflow testing? Usually only if the home has a lawn irrigation system, a fire sprinkler line, a pool auto-fill, or a well or auxiliary water source connected to the plumbing. Those homes typically have a double-check or RPZ assembly at the meter that falls under the same annual testing rules as commercial properties. ## Related Services - [Water Heater Repair & Installation](https://hugoplumbingtx.com/services/water-heater-repair-and-installation) — Repair, replacement, and new installation for tank and tankless water heaters — gas and electric — across Houston. - [Drain Cleaning & Clog Removal](https://hugoplumbingtx.com/services/drain-cleaning) — Clear slow and clogged drains the right way — kitchen, bath, and main lines — with hydro jetting and camera inspection. - [Slab Leak Detection & Repair](https://hugoplumbingtx.com/services/slab-leak-detection-and-repair) — Pinpoint and repair leaks under your foundation with non-invasive electronic detection — before the damage spreads. - [Sewer Line Repair & Replacement](https://hugoplumbingtx.com/services/sewer-line-repair) — Diagnose and repair root intrusion, breaks, and backups in your main sewer line — with trenchless options where possible. - [Water Leak Detection](https://hugoplumbingtx.com/services/leak-detection) — Find hidden leaks behind walls, under slabs, and underground before they drive up your bill and damage your home. ## Contact & Booking - **Book online:** https://book.housecallpro.com/book/Hugo-Plumbing/a36279ec67c14456b0b25f1f992b2f4e?v2=true - **Call or text:** (713) 409-7176 (tel:+17134097176) - **Request service form:** https://hugoplumbingtx.com/contact - **Hours:** Open 24/7 for Emergency Service --- *Canonical page: https://hugoplumbingtx.com/services/backflow-testing · Machine-readable index: https://hugoplumbingtx.com/llms.txt · Data: https://hugoplumbingtx.com/api/business.json*