Backflow Preventer in Fargo, ND
Keep your water supply safe and clean in Fargo, ND. HPN Plumbing provides certified backflow preventer testing, repair, and installation.
- Fast, Certified Technicians
- North Dakota-Specific Expertise
- Code Approved Work
- Prompt, Certified Technicians
Backflow Preventer Leaking or Failed? We Fix It Fast in Fargo, ND.
If your assembly fails, we can usually repair or rebuild it on the same visit and test it again.
Your Trusted Source for Backflow Preventers in Fargo, ND
HPN Plumbing provides complete backflow preventer services for homes and businesses across Fargo, ND. These devices are essential for preventing contaminated water from flowing back into your clean drinking water supply, a serious health hazard.
Our expertise includes:
- Certified backflow device testing and inspection.
- New backflow installation for irrigation, fire and commercial lines
- Licensed backflow preventer testing and certified reporting.

Additional Plumbing Maintenance Services in Fargo, ND
Our maintenance and specialty plumbing services in Fargo, ND catch small problems before they become emergencies.

Customers
Why Choose HPN Plumbing for Backflow Preventer in Fargo, ND?
Protecting your water supply from contamination is not just about compliance, it is about public health. Backflow events can bring harmful substances into your drinking water.
- Water Quality, Our services directly protect your family from contaminated water sources, a vital concern for health and peace of mind.
- Certified Testers, Our testers hold current backflow certification and use calibrated, accurate gauges.
- Same-Visit Repairs, Rebuild kits on our trucks let us fix most failures immediately.
Citywide Coverage
HPN Plumbing serves every neighborhood of Fargo, offering prompt and reliable 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
Our backflow technicians test hundreds of assemblies every year. They know the common failure points on each brand and model and how to fix them efficiently.
Safety-First Approach
Safety is our top priority, especially when it comes to your drinking water. All our backflow preventer services adhere strictly to local Fargo codes and state regulations, so your system is not only effective but also fully compliant.
Trusted Certified Fargo Plumbing Services Professionals
At HPN Plumbing, we take pride in providing licensed, certified plumbing services throughout Fargo, ND. 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 CertificationReliable Backflow Preventer Services in Fargo, ND
Annual Backflow Testing in Fargo
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.

Emergency Backflow Service in Fargo, ND
A failing backflow preventer can pose an urgent health risk, potentially contaminating your potable water supply. If you suspect an issue or experience a sudden problem with your device in Fargo, ND, HPN Plumbing offers emergency services. Our plumbers are equipped to diagnose and address urgent backflow preventer problems quickly, restoring safety to your water.
Residential Backflow Solutions in Fargo
For homeowners in Fargo, a backflow preventer is essential for protecting against contaminants from garden hoses, irrigation systems, or cross-connections within your home's plumbing. HPN Plumbing offers tailored 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.
Freeze and Heat Protection for Backflow Preventers in Fargo, ND
Above-ground backflow assemblies are exposed to summer sun and winter cold. Homeowners around Fargo should insulate exposed pipes, drain outdoor spigots and keep the heat on when away in winter. Freezing can crack bodies and bonnets, while UV exposure breaks down plastic parts. We install insulated pouches, heated enclosures or lockable cages as needed. Protecting the assembly helps it pass testing and last for years.
Watts Backflow Preventer Service in Fargo, ND
Watts is a leading manufacturer of backflow prevention devices, known for dependability and a wide range of products. HPN 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.
New Backflow Preventer Installation in Fargo
Whether you are installing a new irrigation system, fire suppression system, or need to replace an outdated device, HPN 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 Fargo standards.
Fire Line Backflow Testing in Fargo
Fire sprinkler systems usually use double check or double check detector assemblies to keep stagnant water out of the public supply. These assemblies need regular testing, often coordinated with fire system inspections. We test and repair fire line assemblies and document the results. We can coordinate scheduling with your fire protection contractor.

Commercial Backflow Compliance in Fargo
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.
Backflow Preventer Testing Near Me in Fargo, ND
Choosing a local company like HPN Plumbing for your backflow preventer needs means personal service and a commitment to our community in Fargo. We pride ourselves on being accessible and responsive to all our customers, providing peace of mind that your water supply is safe.
When searching for 'backflow preventer near me' in Fargo, ND, you want a local company that understands North Dakota plumbing requirements. HPN Plumbing is your trusted local provider, offering quick response times and expert service right in your community. We are familiar with the common issues faced by homes in our area.
HPN Plumbing at a Glance
- Fully licensed plumbing team covering Fargo, ND
- 24/7 emergency service with same-day scheduling
- Clear written estimates, no hidden fees
- 4.9-star rated by 408+ North Dakota customers
Fargo Map
Fargo Information
- Population
- 133,188
- Area codes
- 701/402/218
- Service area
- Fargo and communities within 40 miles
- Nearby
- West Fargo, Horace, Wahpeton, Valley City
With seasonal irrigation and weather exposure on above-ground assemblies in Fargo, ND, regular backflow preventer testing and maintenance keeps drinking water safe and properties compliant.
Expert Services
Trust our professionals for reliable HPN Plumbing solutions in Fargo, ND.
Our Specialized Plumbing Services in Fargo, ND
At HPN Plumbing, we provide a complete range of plumbing services across Fargo, ND. 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 Fargo, ND
We take a thorough and efficient approach to protect your water supply in Fargo, ND.
Request a Quote
Call (701) 403-1348 or fill out our online form to schedule your backflow preventer service. We'll gather details about your needs and set up an appointment.
On-Site Assessment
A certified technician arrives at your Fargo home to inspect your current backflow preventer or assess installation requirements. We diagnose any issues or plan the new installation.
Professional Service
We perform the necessary testing, repair, or installation using proven practices and quality parts. Our goal is to make sure your device works correctly and meets all codes.
Frequently Asked Questions About Backflow Preventer in Fargo
The cost for backflow preventer services in Fargo, ND varies. A standard backflow test usually 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 beginning any work.
We service Watts, Febco, Zurn Wilkins, Apollo and other common brands. Our trucks carry rebuild kits for common models. Less common parts can usually be ordered fast.
No, backflow preventer testing and repair must be performed by a licensed and certified backflow prevention assembly tester. Inspections are a normal part of permitted jobs, and HPN Plumbing handles the permit process so the work follows code. Improper handling can lead to serious water contamination.
A standard test usually takes 20 to 45 minutes per assembly. Water is briefly shut off during testing. Repairs may add an hour or more.
A well-maintained backflow preventer can last 10 to 20 years or more. However, factors like water quality, exposure to weather, and the type of device can affect its lifespan. Homeowners around Fargo should insulate exposed pipes, drain outdoor spigots and keep the heat on when away in winter. Regular testing and maintenance help lengthen its service life.
We service all major brands of backflow preventers, including Watts, Wilkins, Febco, Conbraco and Apollo, and Zurn. Our technicians are trained and equipped to handle various models and types, so your device receives expert attention and the right parts for repair.
Water providers may send follow-up notices, charge fees or eventually suspend service. Scheduling early avoids these problems. We can often fit urgent tests in quickly.
Constant dripping from the relief valve, low water pressure and visible cracks are common signs. Discolored water or a failed test notice also indicate a problem. Prompt repair keeps you in compliance.
What People Are Saying About Our Plumbing Experts?

Mark T.
When our office needed drain cleaning, HPN Plumbing provided quick, reliable service. The plumber arrived on time and made sure every drain flowed perfectly before leaving. Very satisfied.
Drain Cleaning · Wahpeton, ND
James P.
Our commercial plumbing system had a leak under the sink, and HPN Plumbing handled it professionally. The plumbers arrived quickly and restored everything without disruption to our customers.
Commercial Plumbing · Fargo, ND
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 · Jamestown, ND
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 · Jamestown, ND
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 · West Fargo, ND
Patricia H.
We had a slab leak that two other companies could not find. HPN Plumbing located it in under an hour, explained our options, and the price matched the quote to the dollar.
Slab Leak Repair · West Fargo, ND













