H2O Backflow & Plumbing provides professional backflow testing, backflow repair, and backflow prevention services for residential, commercial, irrigation, and property management customers throughout Mabank, Cedar Creek Lake, Kaufman County, Rockwall, Dallas, and the surrounding DFW area.

As a TCEQ BPAT licensed backflow tester and Responsible Master Plumber, we help customers maintain safe water systems by testing, repairing, rebuilding, and replacing backflow prevention assemblies.

Whether you need an annual backflow test, an RPZ repair, a failed device repaired, or a complete backflow replacement, H2O Backflow & Plumbing has the experience and equipment to get the job done correctly.

📞 Call 214-415-6551 for professional backflow services.

Backflow testing is the process of checking a backflow prevention device to make sure it is working properly and protecting the potable water supply.

Backflow preventers help stop contaminated water from flowing backward into the drinking water system.

Testing is commonly required for:

• Commercial properties

• Irrigation systems

• Fire protection systems

• Businesses

• Multi-family properties

• Certain residential applications

H2O Backflow & Plumbing provides:

RPZ Backflow Testing

Reduced Pressure Zone (RPZ) devices require regular testing to ensure proper operation.

We test and service RPZ assemblies including:

• Watts 009

• Watts LF009

• Wilkins

• Febco

• Zurn

• Other approved backflow devices

Double Check Valve Testing

We provide testing and service for double check valve assemblies used for approved applications.

Irrigation Backflow Testing

We provide irrigation backflow testing for:

• Residential sprinkler systems

• Commercial irrigation systems

• HOA properties

• Landscape systems

Commercial Backflow Testing

Businesses and commercial properties depend on properly working backflow devices.

We provide:

• Annual testing

• Device inspection

• Repairs

• Rebuilds

• Replacement recommendations

A failed backflow test does not always mean you need a new device.

H2O Backflow & Plumbing can diagnose and repair many failed assemblies, including:

• Failed check valves

• Leaking relief valves

• Damaged internal components

• Failed test results

• Worn seals and springs

Common repairs include:

• Watts 009 rebuilds

• LF009 repairs

• RPZ rebuilds

• Valve repairs

• Device replacement

When you choose H2O Backflow & Plumbing, you get:

✅ TCEQ BPAT licensed backflow tester
✅ Responsible Master Plumber
✅ Over 20 years plumbing experience
✅ Residential and commercial service
✅ Backflow and plumbing expertise together
✅ Honest recommendations
✅ Professional testing and documentation

How often does a backflow preventer need to be tested?

Many backflow devices require annual testing depending on local requirements and the type of device installed.

What happens if my backflow test fails?

A failed test means the device needs repair, rebuilding, or replacement to restore proper operation.

Can you repair Watts 009 backflow preventers?

Yes. H2O Backflow & Plumbing services Watts 009 and LF009 RPZ assemblies, including repairs and rebuilds.

Do you test commercial backflow devices?

Yes. We provide residential and commercial backflow testing services.

Protect your water system with professional backflow services from H2O Backflow & Plumbing.

Call today for licensed backflow testing, RPZ repair, and plumbing services throughout Texas.

📞 214-415-6551