Backflow Preventer Installation in Riverside, CA
Need a backflow preventer installed in Riverside, CA? FKM Plumbing provides expert, code-compliant service to keep your water safe and clean.
- Fast Installs and Testing
- Code Compliant
- Guaranteed Work
- Code-Compliant Systems
Get Backflow Compliant Without the Runaround in Riverside, CA.
We install the right assembly for your hazard level and file the test report with your water utility.
Professional Backflow Preventer Installation in Riverside, CA.
FKM Plumbing works with water providers that enforce cross-connection control programs and require annual testing. We install reduced pressure zone assemblies, double check valves and pressure vacuum breakers to manufacturer and code specs, then submit test results so your account stays in good standing.
Our expertise includes:
- Double Check Valve Assembly Installation
- Initial certification testing and water provider report filing
- Residential & Commercial Systems

Additional Plumbing Installation Services in Riverside, CA
We install water heaters, pumps, lines, and fixtures across Riverside, CA with careful, permitted work that passes inspection the first time.

Customers
Why Choose FKM Plumbing for Backflow Preventer Installation in Riverside, CA?
Backflow assemblies are safety devices, and installing the wrong type or putting it in the wrong place can fail inspection. We match the device to the actual hazard and install it where it can be tested and serviced without trouble.
- Code Compliance, Many municipalities in Southern California require backflow preventers for certain plumbing connections, and we make sure you meet all local codes.
- Paperwork Handled, We submit test reports to your water provider so you stay compliant.
- Hazard Matched, We choose the assembly based on whether the connection is a health hazard or a pollution hazard.
Citywide Coverage
FKM Plumbing provides complete backflow preventer installation across every neighborhood of Riverside. Whether you are downtown or in the surrounding suburbs, our certified plumbers are ready to assist you promptly.
Experienced Team
The plumbers who install your assembly have worked on landscape systems, commercial kitchens, car washes and fire lines. They know how to fit a device into tight spaces while keeping test cocks accessible.
Safety-First Approach
Backflow preventers protect public health, so we install them to manufacturer orientation, clearance and drainage requirements. RPZ assemblies are installed where relief valve discharge will not flood a building or cause damage.
Trusted Certified Riverside Plumbing Services Professionals
At FKM Plumbing, we take pride in providing licensed, certified plumbing services throughout Riverside, CA. Backed by recognized 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 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 CertificationTrusted Backflow Preventer Installation Services in Riverside, CA
Backflow Enclosures and Freeze Protection in Riverside, CA
Above-ground assemblies sit in direct sun in summer and can freeze on cold nights. Freezing pipes are rare in most of Southern California, and many homes have exposed outdoor plumbing that would never pass in a harsher climate. We install insulated enclosures, freeze blankets or heated cabinets based on your local climate. Enclosures also discourage theft, since brass backflow assemblies are a common target for scrap thieves. We choose enclosures with enough room for testing and repairs.

Backflow Preventer Installation Cost Comparison in Riverside, CA
A residential pressure vacuum breaker is the most affordable option, while larger RPZ assemblies for commercial buildings cost a good deal more in parts and labor. Size, brand, enclosure needs and how much existing pipe must be modified all affect the price. Replacing a failed old device with a new one is usually cheaper than repeated rebuilds. We give you an itemized quote that includes the initial certification test.
Reduced Pressure Zone Assembly Installation in Riverside, CA
RPZ assemblies offer the highest level of protection and are required for high hazard connections like commercial kitchens, medical facilities, chemical injection and car washes. They include two independent check valves with a relief valve that dumps water if either check fails. Because the relief valve can discharge, we plan for drainage and install the assembly above grade where it can be tested easily. We carry trusted brands like Watts, Febco, Wilkins and Apollo.
Pressure Vacuum Breaker (PVB) Installation in Riverside, CA
For low-hazard applications, such as lawn irrigation systems in Riverside, CA, a pressure vacuum breaker, or PVB, is a popular and cost-effective backflow prevention device. PVBs protect against back-siphonage by letting air into the system when pressure drops. Our certified plumbers carefully install PVBs above the highest point of downstream piping, as code requires, to maintain effective protection. We also make sure of proper clearance and drainage.
Reduced Pressure Zone (RPZ) Device Installation in Riverside, CA
For high-hazard applications in Riverside, CA where toxic substances could contaminate the water supply, a reduced pressure zone, or RPZ, device is usually required. RPZ backflow preventers offer the highest level of protection, using a relief valve to discharge water if the pressure drops. FKM Plumbing specializes in RPZ installation, making sure all components are correctly sized, positioned and set up according to state and local plumbing codes. Proper installation is critical for effective operation.
Understanding Backflow Preventer Installation Costs in Riverside, CA
The cost of backflow preventer installation in Riverside, CA varies with the device type, size, location and complexity of the plumbing changes required. A residential irrigation system and a large commercial water main will be priced very differently. FKM Plumbing provides transparent, upfront quotes after a careful assessment of your property. We aim to offer competitive pricing for high-quality, code-compliant installations that protect your investment and health.
Backflow Testing and Certification in Riverside
Most water providers require testable backflow assemblies to be certified at installation and then once a year. Our certified testers check each valve's opening point, relief valve operation and differential pressure. If a device fails, we can repair or rebuild it on the spot with genuine parts. We submit passing results so you avoid compliance letters or service interruption.

Reduced Pressure Zone (RPZ) Assembly Installation in Riverside
RPZ assemblies offer the highest level of backflow protection and are commonly required for high-hazard applications in Riverside. These devices feature two independent check valves and a relief valve that opens to discharge water if pressure differentials indicate a backflow condition. FKM Plumbing specializes in precise RPZ installation, with proper sizing, placement and testing to meet all regulatory requirements for residential and commercial properties. We work with top brands like Watts and Febco.
Backflow Preventer Installation Near Me in Riverside, CA
When you search for 'backflow preventer installation near me' in Riverside, CA, FKM Plumbing is your reliable local expert. We are very familiar with the plumbing challenges and municipal requirements across the entire Riverside area.
Our team is deeply familiar with the plumbing infrastructure and municipal water requirements throughout Riverside. This local expertise means we can install your backflow preventer quickly and efficiently, so it works properly and provides lasting protection for your water supply. Don't risk your water safety with just anyone, choose the local pros.
FKM Plumbing at a Glance
- Licensed and insured plumbers serving Riverside, CA
- 24/7 emergency service with same-day scheduling
- Upfront, flat-rate pricing before work begins
- 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 landscape irrigation, backyard pools and active cross-connection programs, homes and businesses in Riverside, CA rely on properly installed backflow preventers to keep drinking water safe.
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 Installation Process Works in Riverside, CA
We keep backflow installation easy so you can stay compliant without extra trips or delays.
Request a Quote
Contact FKM Plumbing at (213) 871-0701 to schedule an initial consultation. We will discuss your needs and provide a detailed, transparent quote for your backflow preventer installation.
Site Assessment
Our certified plumber will visit your Riverside property to assess your plumbing system, locate potential cross-connections and determine the type and size of backflow prevention device required by code.
Professional Installation
We meticulously install your new backflow preventer, making sure all connections are secure and the device is properly positioned and tested according to Southern California plumbing standards.
Frequently Asked Questions About Backflow Preventer Installation in Riverside
The cost for backflow preventer installation in Riverside, CA can range from about $300 to $1,500, depending on the type of device required, such as a DCVA or an RPZ, the complexity of the installation and any changes needed to existing plumbing. Commercial installations with larger devices may cost more. We provide a clear, upfront quote after an on-site assessment.
Yes, FKM Plumbing stands behind our work. We offer a warranty on our backflow preventer installations, covering both the workmanship and the installed device. Specific warranty details will be provided with your quote and invoice, giving you peace of mind.
FKM Plumbing stands behind our work with a full warranty on our backflow preventer installations. This warranty covers both the labor and the installed device, providing you with peace of mind. Specific warranty details will be included with your quote.
Most residential backflow preventer installations can be completed within 2 to 4 hours. More complex commercial systems or installations requiring significant pipe changes might take longer. We always aim to complete the work efficiently while keeping our quality standards high.
Most water providers require testable assemblies to be tested at installation and then annually. Some high hazard facilities may be tested more often.
It depends on the hazard and local rules. Irrigation often uses a PVB or double check, while high hazard connections like commercial kitchens or chemical injection require an RPZ.
Yes, in many areas a permit is required for backflow preventer installation, especially for systems connected to the municipal water supply. FKM Plumbing will help you navigate the permitting process in Riverside and make sure all required inspections are scheduled and passed.
Backflow preventers are installed at cross-connection points where non-potable water could enter the potable water supply. Common locations include irrigation system connections, fire sprinkler lines, boiler systems and connections to auxiliary water supplies, usually just after the main water meter or at the point of hazard.
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













