Backflow Preventer in Riverside, CA
Annual test notice from your water provider? We test, repair and install backflow preventers in Riverside, CA and submit the paperwork.
- Fast Annual Test Scheduling
- Local Riverside Experts
- Certified Backflow Testers
- Southern California-Specific Expertise
Schedule Your Backflow Preventer Service in Riverside, CA.
Contact FKM Plumbing for dependable backflow prevention solutions for your property.
Your Trusted Source for Backflow Preventers in Riverside, CA
At FKM Plumbing, we understand the importance of a properly functioning backflow preventer in Riverside, CA. Our plumbers are trained to handle all types of backflow devices, from testing and routine maintenance to complex repairs and new installations, safeguarding your family's health.
Our expertise includes:
- Annual certified testing of RPZ, DCVA and PVB assemblies
- Repair and replacement of all backflow preventer models.
- Certified backflow device testing and inspections.

Additional Plumbing Maintenance Services in Riverside, CA
Our maintenance and specialty plumbing services in Riverside, CA protect your home year-round and extend the life of every system.

Customers
Why Choose FKM Plumbing for Backflow Preventer in Riverside, CA?
Changing water pressure and occasional municipal main breaks make a working backflow preventer essential for peace of mind and safety.
- Property Value, A well-maintained plumbing system, including backflow prevention, adds value and safety to your property.
- Code Compliance, Make sure your property meets all local Riverside and state plumbing codes for backflow prevention.
- Health Safety, Prevent sewage, chemicals, and other pollutants from entering your potable water supply.
Citywide Coverage
No matter where you are located within Riverside, CA, FKM Plumbing has your backflow prevention needs covered. We understand the diverse plumbing systems across the area and provide tailored solutions to each homeowner.
Experienced Team
Each technician at FKM Plumbing is certified and highly skilled in diagnosing, repairing, and installing backflow preventers. Their expertise means your system is handled correctly, providing maximum protection for your water supply.
Safety-First Approach
Installations follow the plumbing code and the cross-connection program of your water provider. We pull permits when required and test every new assembly before it goes into use.
Trusted Certified Riverside Plumbing Services Professionals
At FKM Plumbing, we take pride in providing licensed, certified plumbing services throughout Riverside, CA. Backed by leading industry credentials, our experienced plumbers combine technical skill with genuine customer care. Whether it is repair, installation, or maintenance, we follow strict safety and quality standards to deliver long-lasting results you can trust.
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PHCC Plumbing Contractor Recognition
Better Business Bureau (BBB) Accreditation
Angi Certified Pro
ISO 9001 Quality Management CertificationProfessional Backflow Preventer Services in Riverside, CA
Backflow Preventer Repair in Riverside, CA
If your backflow preventer fails its annual test or shows signs of malfunction, FKM Plumbing offers professional repair services. Common issues include worn-out check valves, faulty relief valves, or damaged springs. Our team carries a wide range of replacement parts for leading brands like Watts, Wilkins, Febco, and Conbraco. We diagnose the exact problem and perform precise repairs to restore your device's full protective function, preventing potential water contamination in Riverside.

Commercial Backflow Compliance in Riverside
Commercial properties may have several assemblies on domestic water, irrigation, fire lines and equipment. We track test dates, schedule them together and submit all reports. Property managers receive a summary of every device and its status. This keeps you ahead of notices and avoids surprise shutoffs.
Febco Backflow Preventer Experts in Riverside
Febco backflow preventers are common in commercial and irrigation applications. FKM Plumbing provides professional service for all Febco models, including the 825Y and 860 series. We understand the details of Febco designs and can efficiently troubleshoot, repair, or replace components like check valves, relief valves, and air inlets. Trust us to maintain your Febco device to factory specifications so it keeps protecting against backflow events.
Irrigation Backflow Preventer Installation in Riverside
Sprinkler and drip systems are one of the most common sources of cross-connection risk because they sit in soil with fertilizers and pesticides. Many systems use a pressure vacuum breaker or a reduced pressure assembly installed above grade. We size and install the correct device and set it at the required height. Insulated covers or enclosures help protect it from weather and theft.
Residential Backflow Solutions in Riverside
For homeowners in Riverside, a backflow preventer is essential for protecting against contaminants from garden hoses, irrigation systems, or cross-connections within your home's plumbing. FKM Plumbing offers custom residential backflow solutions, from installing atmospheric vacuum breakers for hose bibs to more robust devices for whole-home protection. We make sure your family's drinking water stays clean and your home meets all local water safety regulations.
New Backflow Preventer Installation in Riverside
Whether you are installing a new irrigation system, fire suppression system, or need to replace an outdated device, FKM Plumbing handles professional backflow preventer installations. We assess your property's needs and local plumbing codes to recommend the correct type and size of backflow preventer. Proper installation is key for effective operation, and our certified plumbers make sure your new device is correctly fitted, tested, and compliant with all Riverside standards.
Watts Backflow Preventer Service in Riverside, CA
Watts is a leading manufacturer of backflow prevention devices, known for reliability and a wide range of products. FKM Plumbing specializes in servicing Watts backflow preventers, including the popular 009 series and 909 series reduced pressure zone assemblies. Our technicians are experienced in diagnosing and repairing Watts components so your device performs as designed. We also stock genuine Watts parts for quick and effective repairs, keeping your system in top condition.

Annual Backflow Testing in Riverside
Most water providers require backflow assemblies to be tested at least once a year. Our certified testers connect a calibrated differential pressure gauge and check each check valve and relief valve. Test results are recorded on the provider's form and submitted for you. If the assembly passes, you are all set until next year.
Backflow Preventer Near Me in Riverside, CA
Our plumbers are always on call for backflow preventer needs across Riverside, keeping your water supply safe and compliant. We pride ourselves on being the reliable choice for homeowners looking for quality backflow prevention near me, delivering peace of mind with every service.
Choosing a local company like FKM Plumbing for your backflow preventer needs means personal service and a commitment to our community in Riverside. We pride ourselves on being accessible and responsive to all our customers, providing confidence that your water supply is safe.
FKM Plumbing at a Glance
- Fully licensed plumbing team covering Riverside, CA
- Same-day appointments and 24/7 emergency response
- Clear written estimates, no hidden fees
- 4.8-star rated by 754+ Southern California customers
Riverside Map
Riverside Information
- Population
- 318,858
- Area codes
- 951/714/909
- Service area
- Riverside and communities within 40 miles
- Nearby
- Jurupa Valley, Moreno Valley, Eastvale, Corona
With a mix of older and newer construction and varying water pressure, a working backflow preventer is vital for protecting your home's drinking water in Riverside, CA from potential contamination.
Expert Services
Trust our professionals for reliable FKM Plumbing solutions in Riverside, CA.
Our Specialized Plumbing Services in Riverside, CA
At FKM Plumbing, we provide a complete range of plumbing services across Riverside, CA. From leak detection to full system installations, our team ensures fast, precise, and affordable service for both residential and commercial properties. Explore our core services below:
How Our Backflow Preventer Process Works in Riverside, CA
Our backflow process is designed to get you compliant fast with as little hassle as possible.
Request a Quote
Call (213) 871-0701 or fill out our online form to schedule your backflow preventer service. Our friendly team will gather initial details and set up an appointment.
On-Site Assessment
A certified technician arrives at your Riverside property to assess your backflow preventer. They will perform required tests or evaluate the existing system for repair or replacement.
Expert Service
We perform the required service, whether it is a precise repair, certified testing, or a new installation. All work adheres to Southern California plumbing codes and manufacturer specifications.
Frequently Asked Questions About Backflow Preventer in Riverside
Annual residential backflow testing usually costs $75 to $150 per assembly. Repairs with a rebuild kit usually run $150 to $450. New residential installation ranges from $300 to $1,200, and commercial RPZ assemblies often cost $1,500 to $5,000 installed.
New installations and replacements often require a plumbing permit and an initial test. Requirements vary by city and water provider. We pull permits and handle the initial test.
If your backflow preventer fails its annual test, you will typically receive a notice from the Riverside water department requiring prompt repair or replacement. Our technicians can diagnose the failure, perform the necessary repairs, and retest the device so it passes inspection and avoids any service interruptions or penalties.
The lifespan of a backflow preventer usually ranges from 10 to 20 years, depending on the type, manufacturer, water quality, and maintenance. Regular testing and timely repairs can extend its life. However, certain components like rubber seals may need replacement sooner due to normal wear.
FKM Plumbing stands behind our work with a full warranty on parts and labor for all backflow preventer services. The warranty period will be outlined in your service agreement, but generally, new installations come with a manufacturer's warranty on the device and our warranty on the installation.
Signs of a failing backflow preventer include discolored water, unusual tastes or odors in your water, water leaking from the relief valve, or a sudden drop in water pressure. If you notice any of these issues, it is important to have your device inspected right away.
Most water providers require testing at least once per year. Some require testing after installation, repair or relocation as well. Your provider's notice will list the due date.
Yes, new backflow preventer installations or major replacements often require a plumbing permit from the Riverside building department. This makes sure the installation meets local codes and is inspected for proper function. FKM Plumbing can help you handle the permitting process.
What People Are Saying About Our Plumbing Experts?

Daniel K.
A pipe burst at 11 pm and they actually answered. The plumber showed up within the hour, shut everything down, and had us back to normal the next morning. Could not ask for more.
Emergency Plumbing · Moreno Valley, CA
Sofia M.
Two new toilets installed in one visit, no mess left behind, and the tech even adjusted a faucet he noticed was dripping. Fair pricing and really friendly.
Toilet Installation · Moreno Valley, CA
Robert G.
The trenchless sewer replacement saved our front yard. They walked us through the camera inspection footage first so we knew exactly what we were paying for.
Sewer Line Replacement · Jurupa Valley, CA
Patricia H.
We had a slab leak that two other companies could not find. FKM Plumbing located it in under an hour, explained our options, and the price matched the quote to the dollar.
Slab Leak Repair · Fontana, CA
Laura S.
I scheduled a water heater replacement, and the team made the process smooth and affordable. The new unit works perfectly, and they cleaned up after completing the job.
Water Heater Replacement · Corona, CA
James P.
Our commercial plumbing system had a leak under the sink, and FKM Plumbing handled it professionally. The plumbers arrived quickly and restored everything without disruption to our customers.
Commercial Plumbing · Rialto, CA













