Backflow Prevention & Testing in Irvine
Book Backflow Prevention & Testing in Irvine with a team that picks up the phone and shows up on time.

Backflow Prevention & Testing in Irvine
Backflow prevention protects your drinking water from contamination by ensuring non-potable water doesn't flow back into your clean water supply. Property owners in Irvine are typically required to have backflow prevention devices installed and regularly tested, especially for commercial properties or those with irrigation systems, to comply with local health and safety regulations.
Neglecting backflow prevention can lead to serious health risks by contaminating your potable water supply with harmful substances. Non-compliance with Irvine regulations can also result in significant fines and water service interruption.
What's included in Backflow Prevention & Testing
Why Irvine chooses us
Right-sized service, so you never pay for more than you need.
Work done to code and signed off before we leave.
A team that treats a small job with the same care as a big one.
Honest advice, even when the answer is 'you don't need that.'
Serving Irvine & nearby
Our crews work across Irvine and the surrounding Orange County area every week. From University of California Irvine Arboretum and Aldrich Park to the quiet residential streets, Irvine property owners trust Quick Horse Plumbing for Backflow Prevention & Testing done right the first time.
Serving Irvine and areas near University of California Irvine Arboretum, Aldrich Park, Barclay Theatre, University Art Gallery Irvine.
How it works
Reach out
One call to +13234716843 and we start planning your Backflow Prevention & Testing.
Lock the plan
Timing, price, and scope confirmed up front — no surprises.
Job done
We do the work in Irvine and leave the site tidy.
What affects the cost of Backflow Prevention & Testing
Frequently asked questions
How often is backflow testing required in Irvine?
In Irvine, most backflow prevention devices, especially for commercial properties and irrigation systems, require annual testing and certification to ensure they are functioning correctly and to maintain compliance with local water district regulations.
What is the difference between an RPZ and a PVB?
An RPZ (Reduced Pressure Zone) assembly is designed for high-hazard applications and provides the highest level of protection against backpressure and backsiphonage. A PVB (Pressure Vacuum Breaker) is used for low-hazard applications and primarily protects against backsiphonage.
Do I need a backflow preventer for my irrigation system?
Yes, in Irvine, nearly all irrigation systems are required to have a backflow prevention device installed. This prevents fertilizers, pesticides, and other contaminants from your lawn from entering your home's or the municipal water supply.
What happens if my backflow preventer fails the test?
If your backflow preventer fails its annual test in Irvine, it indicates a malfunction that could compromise water safety. Our technicians will diagnose the issue, perform necessary repairs or recommend replacement, and retest the device until it passes certification.
Is there a call-out fee?
No — estimates for Backflow Prevention & Testing in Irvine are free and no-obligation.
How fast can you start?
In most of Irvine, we can schedule Backflow Prevention & Testing within a day or two of your call.
What Orange County homeowners say
“Called them for a clogged drain and they were at my house within the hour. Problem solved without any fuss. Great job!”
“Quick Horse Plumbing fixed our leaky faucet fast and efficiently. The technician was very professional and friendly. Highly recommend!”
“They installed a new garbage disposal for us. The work was impeccable and they left the area spotless. Fantastic service.”
We stand behind our work with a comprehensive guarantee. If you're not completely satisfied with our plumbing service, we'll make it right.