Backflow Preventer in South Gate, CA
Annual test notice from your water provider? We test, repair and install backflow preventers in South Gate, CA and submit the paperwork.
- Test Reports Filed for You
- Guaranteed Workmanship
- Code Approved Work
- Fast, Certified Technicians
Backflow Preventer Leaking or Failed? We Fix It Fast in South Gate, CA.
Contact FKM Plumbing for reliable backflow prevention solutions for your property.
Professional Backflow Preventer Services in South Gate, CA
At FKM Plumbing, we understand the importance of a properly functioning backflow preventer in South Gate, CA. Our plumbers are trained to handle all types of backflow devices, from testing and routine maintenance to complex repairs and new installations, protecting your family's health.
Our expertise includes:
- New installations for residential and commercial properties.
- Installation for irrigation, fire suppression, and domestic lines.
- Repair and replacement of all backflow preventer models.

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

Customers
Why Choose FKM Plumbing for Backflow Preventer in South Gate, CA?
In South Gate, maintaining your backflow preventer is not just good practice, it's often a code requirement to protect public health. Plumbing contractors here must hold a state contractor license, and permits are usually required for water heaters, repiping, and sewer work. Our team makes sure your system meets all local regulations and operates effectively.
- Property Value, A well-maintained plumbing system, including backflow prevention, adds value and safety to your property.
- Health Safety, Prevent sewage, chemicals, and other pollutants from entering your potable water supply.
- Code Compliance, Make sure your property meets all local South Gate and state plumbing codes for backflow prevention.
Citywide Coverage
FKM Plumbing serves every neighborhood of South Gate, offering fast, dependable backflow preventer services. Whether you are in an older district or a newer subdivision, our plumbers are always ready to respond to your needs.
Experienced Team
The FKM Plumbing team is made up of skilled and certified professionals with years of experience in backflow prevention. We pride ourselves on accurate diagnostics and effective solutions for all South Gate residents.
Safety-First Approach
We follow rigorous safety protocols for every backflow prevention job, from initial testing to final installation. Our commitment to compliance means your water system is protected against contamination risks to the highest standards.
Trusted Certified South Gate Plumbing Services Professionals
At FKM Plumbing, we take pride in providing certified plumbing services throughout South Gate, 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 CertificationCompliant Backflow Preventer Services in South Gate, CA
New Backflow Preventer Installation in South Gate
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 critical for effective operation, and our certified plumbers make sure your new device is correctly fitted, tested, and compliant with all South Gate standards.

Emergency Backflow Repair in South Gate, CA
A failed backflow preventer can pose an urgent threat to your water quality. If you suspect a serious issue or receive a notice from the water department, FKM Plumbing offers emergency backflow repair services in South Gate, CA. We prioritize these urgent situations to quickly diagnose and fix the problem, restoring the integrity of your water system. Our rapid response team is equipped to handle urgent repairs and protect your water supply without delay.
Watts Backflow Preventer Service in South Gate, 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 optimally. We also stock genuine Watts parts for quick and effective repairs, keeping your system in top condition.
Febco Backflow Preventer Experts in South Gate
Febco backflow preventers are commonly found in commercial and irrigation applications. FKM Plumbing provides expert 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.
Commercial Backflow Services in South Gate, CA
Businesses in South Gate often have more complex backflow prevention requirements due to higher water usage and diverse plumbing systems. FKM Plumbing provides full-service commercial backflow services, including large-scale testing, repair, and installation for multi-unit properties, industrial facilities, and restaurants. We understand the demands of commercial operations and work quickly to minimize disruption, keeping your business compliant and your water supply safe.
Backflow Preventer Repair and Rebuild in South Gate, CA
Common failures include worn check valve rubbers, debris stuck under seats and relief valves that drip constantly. We isolate the assembly, disassemble it and replace the worn parts with the manufacturer rebuild kit. Then we retest to verify it passes. Rebuilding usually costs far less than replacing the entire assembly.
Annual Backflow Testing in South Gate
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 done until next year.

Backflow Preventer Repair in South Gate, 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, heading off potential water contamination in South Gate.
Backflow Preventer Testing Near Me in South Gate, CA
When searching for 'backflow preventer near me' in South Gate, CA, you want a local company that understands Southern California plumbing requirements. FKM Plumbing is your trusted local provider, offering quick response times and expert service right in your community. We are familiar with the typical issues faced by homes in our area.
We know the reporting process used by water providers around South Gate. Our team submits results in the format they expect. That cuts down on paperwork headaches and follow-up calls.
FKM Plumbing at a Glance
- Fully licensed plumbing team covering South Gate, CA
- 24/7 emergency service with same-day scheduling
- Clear written estimates, no hidden fees
- 4.8-star rated by 754+ Southern California customers
South Gate Map
South Gate Information
- Population
- 90,070
- Area codes
- 562/323/626
- Service area
- South Gate and communities within 40 miles
- Nearby
- Lynwood, Florence-Graham, Downey, Compton
With busy irrigation systems and changing water demand, a working backflow preventer is vital for protecting South Gate, CA homes from possible water contamination.
Expert Services
Trust our professionals for reliable FKM Plumbing solutions in South Gate, CA.
Our Specialized Plumbing Services in South Gate, CA
At FKM Plumbing, we provide a complete range of plumbing services across South Gate, 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 South Gate, CA
Our backflow process is designed to get you compliant quickly 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 South Gate property to assess your backflow preventer. They will perform necessary 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 South Gate
The cost for backflow preventer services in South Gate, CA varies. A standard backflow test typically ranges from $75 to $150. Repairs can cost between $200 and $600, depending on the parts needed, while new installations might range from $450 to $1,500 or more for larger commercial units. We provide a clear quote before starting any work.
Constant dripping from the relief valve, low water pressure and visible cracks are typical signs. Discolored water or a failed test notice also indicate a problem. Prompt repair keeps you in compliance.
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 promptly.
We service Watts, Febco, Zurn Wilkins, Apollo and other common brands. Our trucks carry rebuild kits for popular models. Less common parts can usually be ordered quickly.
Backflow prevention is crucial because of changing water pressures, main breaks and fire flow that can drop pressure suddenly, and the potential for cross-connections from irrigation systems or industrial processes. These factors increase the risk of contaminated water entering the public supply, making a working backflow preventer a must.
The lifespan of a backflow preventer typically 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.
If your backflow preventer fails its annual test, you will typically receive a notice from the South Gate 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.
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.
What People Are Saying About Our Plumbing Experts?

Mark T.
When our office needed drain cleaning, FKM Plumbing provided quick, reliable service. The plumber arrived on time and made sure every drain flowed perfectly before leaving. Very satisfied.
Drain Cleaning · Downey, CA
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 · Lynwood, 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 · Bellflower, 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 · Lynwood, 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 · South Gate, 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 · Lynwood, CA













