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Backflow Testing & Repair in California

Backflow preventers keep contaminated water from flowing back into the public supply, and most California water districts require annual testing. Done Wright Plumbing tests, repairs and installs backflow devices for homes, HOAs, irrigation systems and commercial properties in California and files the paperwork for you.

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Backflow Testing & Repair Problems We Solve

How It Works

  1. Call (888) 809-6756 with your notice
  2. We test the device on site
  3. Repairs done on the spot if needed
  4. Test report submitted to your your city water provider

Backflow Testing & Repair FAQ

How often is backflow testing required in California?

Annually for most devices; your water district notice will confirm.

What if my backflow fails?

We repair or rebuild it the same day in most cases and retest.

Do you handle commercial backflow devices?

Yes, including large fire-line and multi-device sites.

Related Services

Commercial Plumber

Restaurants, offices, retail stores, apartment complexes and warehouses in California count on Done Wright Plumbing for commercial plumbing that keeps doors open.

Plumbing Inspection

A thorough plumbing inspection catches small problems before they become floods.

Water Line Repair & Replacement

The main water line carries water from the meter to your house.

Residential Plumber

From a dripping faucet to a whole-house repipe, a residential plumber in California should treat your home like their own.

Backflow Testing & Repair Near You — Choose Your California City

We provide backflow testing & repair in every city in California. Select yours for local details:

Need Backflow Testing & Repair? Call (888) 809-6756

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