Commercial Backflow

Commercial Plumbing | Backflow Experts

Backflow Services

A person using a backflow testing kit to test a backflow device or RPZ.

Backflow Testing

$80 - $150 per device

Price depends on device type and quantity. Ask about rates for multiple devices.


We track which devices are due, schedule the tests, remind you ahead of time, and file the results with your water authority. No deadlines to remember, no paperwork to chase.

A friendly plumber who specializes in backflow testing.

Backflow Repairs

Priced by device size

When a device fails its test or isn’t working right, we repair it on the spot whenever we can, retest it, and get you back in compliance fast.

A very large backflow device that needs annual testing and servicing.

Backflow Replacement

Quoted per job

Backflow devices don’t last forever. When yours needs replacing, our licensed plumbers install the right assembly for your system and make sure it’s up to code.

About
Our Company

At Commercial Backflow, we’re a commercial service plumbing company that specializes in backflow prevention. Every one of our technicians is a licensed plumber. That means the same team that tests and repairs your backflow devices can also handle the rest of your plumbing, from water heaters and drains to sewer lines and re-piping. Backed by decades of plumbing expertise and a commitment to safety, we keep your systems compliant, efficient, and running.

As a locally operated business with deep roots in Texas, we pride ourselves on honest service, clear communication, and long-term partnerships with property managers, facility teams, and contractors. Whether you’re due for an annual backflow test or dealing with an urgent plumbing problem, one call covers it.

Commercial Plumbing

Every one of our technicians is a licensed plumber. If we already test your backflows, we already know your property, so there’s no need to bring in a new vendor.

Repairs & Fixtures

Toilet repair and replacement, faucet and fixture installation and repair, garbage disposals, and leak repair for pipes and fixtures. Leak detection is evaluated case by case.

Water Heaters & Water Systems

Water heater repair and replacement, water softener and filtration installation, and sump pump installation and repair.

Drains & Sewer

Drain cleaning for sinks, showers, toilets, and main lines, plus sewer line repair, replacement, and camera inspection.

Water Lines, Re-Piping, & Gas

Main service and supply line repair and replacement, re-piping to replace old galvanized or polybutylene pipe, and gas line work.