Water Leak Repair in Longmont, CO
For professional water leak repair in Longmont, CO, trust GFR Plumbing to find the source and fix it right the first time.
- Slab Leak Specialists
- Acoustic and Thermal Detection
- Foundation Protection
- Lasting Pipe Repair
Find the leak, fix the leak, protect your home in Longmont, CO.
Call now and a leak specialist can often be on site the same day.
Water Leak Repair in Longmont, CO for Walls, Slabs, Ceilings and Yard Lines
At GFR Plumbing, we provide professional water leak repair, addressing everything from visible drips to hidden issues that can cause significant damage. Our experienced plumbers in Longmont, CO are trained to identify the root cause of the leak, whether it's faulty plumbing, corrosion, or pressure issues, ensuring a durable repair that meets local codes.
Our expertise includes:
- Accurate Electronic Leak Detection
- Copper, PEX, CPVC and polybutylene section repairs and reroutes
- Slab Leak Location and Repair

Additional Plumbing Repair Services in Longmont, CO
We offer expert plumbing repair services across Longmont, CO to stop leaks, clear blockages, and keep every fixture working the way it should.

Customers
Why Choose GFR Plumbing for Water Leak Repair in Longmont, CO?
Ignoring a small drip can quickly escalate into a major issue, and moisture raises mold risk the longer it sits. Dry air, intense sun, and big daily temperature swings put constant stress on pipes, fittings, and outdoor plumbing in Colorado. We provide thorough, lasting repairs to protect your home and your health.
- Advanced Tools, We use non-invasive leak detection equipment like acoustic sensors and thermal imaging to find hidden leaks without unnecessary demolition.
- Root Cause Fixes, We check water pressure and the pressure regulator, which frequently contribute to repeat leaks.
- Skilled Technicians, Our plumbers are well trained and experienced in diagnosing and repairing all types of water leaks, using modern tools.
Citywide Coverage
GFR Plumbing covers every neighborhood in Longmont, ensuring that no matter where you are located, expert water leak repair is just a call away. We understand that leaks don't wait, and neither do we.
Experienced Team
Our plumbing technicians have broad experience specifically with water leak repair, having resolved countless issues in Colorado homes. They are regularly trained on current repair methods and plumbing codes.
Safety-First Approach
When GFR Plumbing repairs a water leak, we protect the safety of your home and family. Our methods are designed to prevent further damage, mitigate mold risks, and ensure that all plumbing work meets the highest industry standards and Colorado regulatory requirements.
Trusted Certified Longmont Plumbing Services Professionals
At GFR Plumbing, we take pride in providing licensed, certified plumbing services throughout Longmont, CO. 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 Water Leak Repair Services in Longmont, CO
Hidden Leak Detection in Longmont
Many leaks occur out of sight, within walls, under floors, or behind appliances, leading to serious damage before they become visible. GFR Plumbing uses modern leak detection equipment, including acoustic listening devices, infrared cameras, and tracer gas systems, to pinpoint these elusive leaks without invasive demolition. Our accurate detection minimizes repair costs and disruption, protecting your Longmont home from unseen water damage and potential mold growth.

Slab Leak Repair in Longmont
Slab leaks are frequent in homes with older concrete slab foundations and shifting soil. We use specialized electronic listening devices and thermal cameras to locate these hidden leaks under your home's foundation. Our methods include pipe re-routing or targeted slab penetration to fix the compromised copper, PEX, or galvanized pipes, minimizing damage and restoring your plumbing integrity. We also assess for potential foundation damage caused by prolonged water exposure.
Commercial Water Leak Services in Longmont
Water leaks in commercial properties in Longmont can disrupt business operations, lead to costly downtime, and create unsafe conditions. GFR Plumbing provides dedicated commercial water leak detection and repair services for businesses, offices, and industrial facilities. Our plumbers are equipped to handle larger-scale plumbing systems, complex pipe networks, and high-pressure lines. We work quickly to minimize impact on your business, ensuring compliance with commercial building codes and industry standards while protecting your assets from water damage.
Fixture and Supply Line Leak Repair in Longmont, CO
Many leaks are at faucets, toilets, angle stops and braided supply lines. These small drips can rot cabinet floors and waste hundreds of gallons. We replace worn cartridges, flappers, fill valves, shutoff valves and supply lines. Replacing old plastic supply lines with braided stainless is a low-cost way to prevent a flood.
Ceiling Leak Repair in Longmont
A stain on the ceiling can come from an upstairs bathroom, a supply line in the attic or a water heater pan overflowing. We trace the water back to its source, which is not always right above the stain. Repairs might include resealing a tub drain, replacing a toilet wax ring or fixing an attic line. We also check for condensation sources that mimic leaks.
In-Wall Leak Repair in Longmont, CO
Leaks inside walls show up as bubbling paint, soft drywall, baseboard stains or a musty smell. We use moisture meters and thermal imaging to find the wet area and the leaking pipe. Repairs often involve replacing a pinholed copper section or a failed PEX fitting. We cut a clean access opening that is simple to patch.
Slab Leak Detection & Repair in Longmont
Slab leaks are frequent where soil shifts and puts stress on pipes embedded in concrete foundations. Expansive clay soils are a well-known problem in parts of Colorado, swelling with moisture and heaving slabs, basement floors, and buried pipes. We use non-invasive acoustic and thermal imaging equipment to pinpoint the exact location of the leak beneath your home's foundation in Longmont. Our repair options range from targeted slab penetration to re-routing the affected line, minimizing disruption and protecting your foundation from further damage. We work with all types of piping found in slab foundations, including copper and PEX, ensuring a durable fix that complies with local building codes.

Water Heater Leak Repair in Longmont
A leaking water heater can be a sign of a serious problem, from a failing pressure relief valve to a corroded tank. Our technicians in Longmont are experienced in diagnosing and repairing leaks in both traditional tank-style and tankless water heaters. We'll inspect the unit, identify the source of the leak, and provide an straight assessment of whether a repair is viable or if replacement is the more cost-effective solution. We work with all major brands like Rheem, AO Smith, and Bradford White.
Water Leak Detection and Repair Near Me in Longmont, CO
When you search for water leak repair near me in Longmont, you want a local company that understands the plumbing challenges of Colorado. GFR Plumbing is your neighborhood expert, ready to dispatch skilled technicians to your home promptly. We're familiar with the local infrastructure and common building practices, providing a fast and effective response to your plumbing emergency.
Our local presence means we understand the plumbing challenges faced by Longmont residents, from hard water issues to aging infrastructure. We are always nearby, ready to provide prompt and professional service, making sure your home is protected from water damage.
GFR Plumbing at a Glance
- Fully licensed plumbing team covering Longmont, CO
- 24/7 emergency service with same-day scheduling
- Upfront, flat-rate pricing before work begins
- 4.8-star rated by 750+ Colorado customers
Longmont Map
Longmont Information
- Population
- 98,630
- Area codes
- 303/720/970
- Service area
- Longmont and communities within 40 miles
- Nearby
- Lafayette, Boulder, Broomfield, Loveland
Dry air, intense sun, and big daily temperature swings put constant stress on pipes, fittings, and outdoor plumbing in Colorado. Water leak repair is important for homes in Longmont, CO, because even minor leaks can lead to water damage, foundation issues and mold growth.
Expert Services
Trust our professionals for reliable GFR Plumbing solutions in Longmont, CO.
Our Specialized Plumbing Services in Longmont, CO
At GFR Plumbing, we provide a complete range of plumbing services across Longmont, CO. 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 Water Leak Repair Process Works in Longmont, CO
Here is what to expect from the first phone call to a dry, leak-free home.
Request a Quote
Contact us at (720) 727-9398 or fill out our online form to schedule your water leak repair service. Our customer service team will gather details about your leak and set up an appointment that fits your schedule.
Leak Detection
Our certified plumber arrives on time with advanced diagnostic tools to accurately locate the source of the leak. This includes using acoustic sensors or thermal cameras to find hidden leaks without needless demolition.
Expert Repair
Once the leak is located, we present you with a clear, upfront estimate and discuss the best repair options. Our team then performs the necessary repairs using quality, durable materials and techniques that comply with all local codes.
Frequently Asked Questions About Water Leak Repair in Longmont
The cost of water leak repair in Longmont, CO varies widely depending on the leak's location, severity, and required repair method. Minor fixture leaks might range from $150 to $400, while complex slab or underground pipe repairs could cost $600 to $5,000 or more. We provide a clear estimate after our initial inspection.
Repeat pinholes usually come from water chemistry, high water pressure or thin-walled copper. We test your pressure and inspect the regulator, and we discuss repiping if leaks keep coming back.
To prevent future water leaks, consider regular plumbing inspections, especially for older homes in Longmont. Insulate exposed pipes before winter, address small drips promptly, check appliance hoses regularly, and consider installing a whole-home water leak detection system. Maintaining proper water pressure can also help lengthen pipe life.
Many policies cover sudden water damage and sometimes the cost to access the leak, but not the pipe repair itself. We provide thorough documentation to help with your claim.
Most fixture and wall leak repairs take one to three hours. Slab and yard line repairs may take a full day, particularly if a reroute is chosen.
While small, visible leaks like a dripping faucet might be tempting to DIY, most water leaks, especially those involving pipes within walls, under floors, or in the main service line, require professional expertise. A professional plumber from GFR Plumbing has the tools and knowledge to accurately diagnose and repair the leak without causing further damage to your Longmont home.
Yes. Our repairs carry a workmanship warranty and materials have manufacturer coverage. If the same repair leaks within the warranty period, we fix it for free.
Small repairs usually do not. Larger reroutes or repipes may require a permit depending on your city, and we take care of that when one is required.
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 · Longmont, CO
Patricia H.
We had a slab leak that two other companies could not find. GFR Plumbing located it in under an hour, explained our options, and the price matched the quote to the dollar.
Slab Leak Repair · Boulder, CO
James P.
Our commercial plumbing system had a leak under the sink, and GFR Plumbing handled it professionally. The plumbers arrived quickly and restored everything without disruption to our customers.
Commercial Plumbing · Boulder, CO
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 · Broomfield, CO
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 · Longmont, CO
Mark T.
When our office needed drain cleaning, GFR Plumbing provided quick, reliable service. The plumber arrived on time and made sure every drain flowed perfectly before leaving. Very satisfied.
Drain Cleaning · Longmont, CO













