Licensed Master Plumber RMP #36632 | Serving Brazoria, Galveston and South Harris County

Water, Pipes and Leaks

Backflow Testing, Repair and Installation

Keep your drinking water safe and your city compliance letter off your desk.

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Master Plumber

RMP #36632

Since 2008

serving the Gulf Coast

Free Estimates

on every job

Protect Your Water and Stay Compliant

A backflow preventer stops dirty water from irrigation systems, boilers, commercial kitchens and other equipment from being pulled back into the drinking water supply. Cities in our area require many of these devices to be tested every year. We test, repair and install backflow assemblies for homes with sprinkler systems and for businesses, and we handle the paperwork so the results get to your water provider on time.

Signs You Need Water, Pipes and Leaks

If any of these sound familiar, the clog is already bigger than it looks.

You got a backflow test notice from your city

A city-issued notice may mean your backflow prevention device needs testing to meet local water safety requirements.

You're installing a lawn sprinkler system

New sprinkler systems may require a backflow prevention device to keep contaminated water from entering your clean water supply.

You run a restaurant, medical office or business with a backflow device

Commercial properties often need regular backflow testing to protect the public water supply and maintain compliance.

A device failed its last test

A failed backflow test may indicate a faulty valve or seal that needs repair and retesting.

Water discoloration after pressure drops

Discolored water after a pressure drop may indicate a plumbing issue or possible contamination requiring prompt investigation.

READY WHEN YOU ARE

Drain backing up right now? Stop running water and give us a call.

Call M&M Plumbing for honest answers, a free estimate and a licensed master plumber on the job.

How We Clear Your Drain

Test.

We test the assembly with calibrated gauges.

Repair if needed.

Worn parts are replaced and the device is retested.

Report.

We submit the test report to your water provider.

Remind you.

We'll reach out before next year's test is due.

FAQ

Drain Cleaning Questions

How often do backflow devices need testing?

Many require an annual test, but your city sets the schedule. Your notice will list the deadline.

Yes, irrigation systems connected to drinking water require one.

We repair or replace it and retest it the same visit when possible.