Sewer Replacement in Boulder, CO
We replace broken sewer lines across Boulder, CO with minimal digging and clear pricing based on a video inspection.
- Guaranteed Work
- Permits and Inspections Handled
- Upfront Pricing
- Fast, Reliable Service
Reliable Sewer Replacement Solutions Available Now in Boulder, CO.
Don't let a failing sewer line disrupt your home. Contact GFR Plumbing for a complete solution.
Professional Sewer Replacement Services for Homes in Boulder, CO
GFR Plumbing specializes in complete sewer replacement for homes and businesses across Boulder, CO. Expansive clay soils are a well-known problem in parts of Colorado, swelling with moisture and lifting slabs, basement floors, and buried pipes. We understand the challenges soil movement and tree roots pose to underground pipes, and we use durable materials like PVC or cast iron to ensure your new sewer line lasts.
Our expertise includes:
- Expertly handle trenchless and traditional excavation methods.
- Trenchless pipe bursting with HDPE pipe for limited digging
- Install durable PVC, ABS, and cast iron sewer pipes.

Additional Plumbing Replacement Services in Boulder, CO
When repairs are no longer enough, our replacement services in Boulder, CO deliver modern, efficient equipment installed right.

Customers
Why Choose GFR Plumbing for Sewer Replacement in Boulder, CO?
Paying for drain cleaning every few months only treats the symptom of a cracked or bellied line. Replacing the sewer line ends repeated cleaning costs and shields your home from sewage backups.
- Local Expertise, Our team understands how shifting soils can put stress on sewer lines, leading to cracks and offsets.
- Permit Compliance, Sewer replacement often requires permits. We handle all necessary permits to ensure your project in Boulder meets local building codes and regulations.
- Advanced Tools, We utilize modern diagnostic tools like sewer cameras to accurately pinpoint issues and determine the best replacement strategy for your home.
Citywide Coverage
Our commitment extends across the entirety of Boulder, ensuring that no matter where you are located, expert sewer replacement services are just a phone call away. We're your neighbors, dedicated to keeping Boulder's plumbing systems flowing.
Experienced Team
Each plumber at GFR Plumbing is skilled in both traditional excavation and modern trenchless sewer replacement methods, allowing us to choose the best approach for your specific situation. Their expertise supports a smooth and successful project.
Safety-First Approach
We ensure proper site preparation, shoring, and backfill procedures to prevent future issues and maintain structural integrity. All work is performed to the highest safety standards, providing peace of mind for every homeowner in Colorado.
Trusted Certified Boulder Plumbing Services Professionals
At GFR Plumbing, we take pride in providing licensed, certified plumbing services throughout Boulder, CO. 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 lasting results you can trust.
Call Us Now
PHCC Plumbing Contractor Recognition
Better Business Bureau (BBB) Accreditation
Angi Certified Pro
ISO 9001 Quality Management CertificationDependable Sewer Replacement Services in Boulder, CO
Emergency Sewer Line Replacement in Boulder, CO
A sudden sewer line failure can be a major emergency, leading to sewage backups and serious health hazards. GFR Plumbing offers emergency sewer replacement services to address critical issues promptly. Our team is ready to respond quickly, diagnose the problem, and implement a fast, effective replacement to restore your home's functionality and safety in Boulder.

Sewer Pipe Material Upgrades in Boulder, CO
Many older homes in Boulder, CO still have original sewer lines made of clay, cast iron, or Orangeburg pipe, which are prone to degradation, cracking, and root intrusion over time. When we perform a sewer replacement, we often suggest upgrading to modern, durable materials like PVC (polyvinyl chloride) or ABS (acrylonitrile butadiene styrene). These materials are more flexible, resistant to corrosion and roots, and have a much longer lifespan, providing a significant upgrade to your home's plumbing infrastructure.
Commercial Sewer Line Replacement in Boulder
Businesses in Boulder rely on robust plumbing systems. A failing commercial sewer line can lead to significant operational disruptions and costly downtime. GFR Plumbing offers expert commercial sewer replacement services, handling the larger scale and complex requirements of commercial properties. We work efficiently to minimize impact on your business operations while ensuring a durable, code-compliant sewer system.
Commercial Sewer Replacement in Boulder
Commercial buildings often have larger sewer lines and grease issues. We replace commercial laterals and coordinate with businesses to reduce downtime. We may install grease interceptors as needed. We handle permits and city coordination. Our crews work quickly to restore service.
Sewer Cleanout Installation in Boulder, CO
A cleanout provides simple access for future cleaning and inspection. Many older homes lack an exterior cleanout. We install one during sewer replacement. This saves time and money on later maintenance. It also helps in emergencies.
Emergency Sewer Replacement in Boulder, CO
A collapsed sewer line can cause sewage backups into your home. Call (720) 727-9398 for emergency service. We inspect, locate the break and plan repairs quickly. Temporary measures may restore flow until replacement. Quick response limits damage.
Cast Iron Sewer Replacement in Boulder
Cast iron sewer pipe can corrode from the inside, creating rough surfaces and holes. Scale buildup catches debris and causes clogs. We replace cast iron with PVC or HDPE. This restores flow and eliminates corrosion. Many homes built before 1975 have cast iron lines.

Open-Trench Sewer Replacement in Boulder, CO
Some lines have severe sagging, wrong slope or are too shallow for trenchless methods. In these cases, open-trench replacement is the right option. We excavate, remove the old pipe and install new PVC with proper bedding. We restore the trench once it passes inspection. This method allows full correction of slope problems.
Sewer Replacement Near Me in Boulder, CO
If you are searching for sewer replacement near me, you need a local team with the right equipment. GFR Plumbing serves Boulder with camera inspection and trenchless replacement. We can schedule quickly for urgent problems.
When you search for "sewer replacement near me" in Boulder, you want a local expert who understands the real plumbing challenges of Colorado. GFR Plumbing is that expert, providing prompt and reliable service to every corner of the area. We are familiar with the local soil conditions and typical types of sewer pipe failures seen in Colorado.
GFR Plumbing at a Glance
- Licensed and insured plumbers serving Boulder, CO
- Same-day appointments and 24/7 emergency response
- Clear written estimates, no hidden fees
- 4.8-star rated by 750+ Colorado customers
Boulder Map
Boulder Information
- Population
- 105,898
- Area codes
- 303/720/970
- Service area
- Boulder and communities within 40 miles
- Nearby
- Lafayette, Broomfield, Longmont, Westminster
With shifting soils and many older homes in Boulder, sewer replacement is a critical service for maintaining proper drainage and preventing costly foundation issues caused by leaking pipes.
Expert Services
Trust our professionals for reliable GFR Plumbing solutions in Boulder, CO.
Our Specialized Plumbing Services in Boulder, CO
At GFR Plumbing, we provide a complete range of plumbing services across Boulder, 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 Sewer Replacement Service Works in Boulder, CO
We make sewer replacement clear and predictable from inspection to final cleanup.
Request a Quote
Call (720) 727-9398 and describe your sewer problems. We schedule a camera scope.
Inspect and Plan
We review camera footage and locate the line. We suggest trenchless or open-trench replacement.
Replace and Test
We install the new line, test flow and pass inspection. We restore the work area.
Frequently Asked Questions About Sewer Replacement in Boulder
Sewer line replacement costs in Boulder, CO can range widely, typically from $4,000 to $25,000 or more, depending on factors like the length of the line, depth, pipe material, chosen method (traditional vs. trenchless), and excavation complexity. A full diagnosis is required for an accurate estimate. We provide clear, transparent pricing after a thorough inspection.
Sewer replacement requires excavation, permits and precise slope. It is best left by professionals.
Sewer line replacement is a complex and dangerous job that should only be performed by licensed and experienced professionals. It involves excavation, working with potentially contaminated materials, understanding plumbing codes, and operating heavy equipment. Attempting a DIY replacement can lead to serious health risks, code violations, and even more costly damage to your property. It is strongly recommended to hire a professional plumbing company like GFR Plumbing.
Tree roots are a major cause of sewer line damage. Expansive clay soils are a well-known problem in parts of Colorado, swelling with moisture and lifting slabs, basement floors, and buried pipes. Shifting soil can crack pipes, and tree roots, attracted to the moisture and nutrients, will work into these cracks, growing inside the pipe and causing severe blockages and even collapses.
We mainly work with reputable manufacturers of high-quality PVC and ABS sewer pipes known for their durability and longevity. While specific brands can vary based on availability and project requirements, we ensure that all materials meet or exceed industry standards. Our focus is always on installing dependable, long-lasting products that provide excellent performance for your Boulder home.
After replacement, avoid planting large trees or shrubs near the sewer line's path. Be mindful of what goes down your drains, and avoid flushing grease, wipes, and harsh chemicals. Regular professional inspections, especially if you have older pipes, can also help identify potential issues early.
For sewer replacement, we mainly use durable and long-lasting materials like PVC (polyvinyl chloride) and ABS (acrylonitrile butadiene styrene) pipes. These materials are resistant to corrosion, tree root intrusion, and chemical damage, offering a much longer lifespan compared to older clay or cast iron pipes commonly found in Boulder homes. We select the best material for your specific property and local conditions.
Frequent sewage backups, multiple clogged drains, foul odors coming from drains or your yard, lush green patches in your lawn, indentations in your yard, or the sound of running water when no fixtures are in use are all strong indicators of a failing sewer line. Persistent problems often point to the need for replacement rather than just repairs.
What People Are Saying About Our Plumbing Experts?

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 · Arvada, CO
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 · Arvada, 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 · Thornton, CO
Emily R.
I called GFR Plumbing for plumbing repair, and the technician was fast, polite, and thorough. They explained the problem clearly and fixed it the same day. I will definitely hire them again. Highly recommended!
Plumbing Repair · Arvada, 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 · Lafayette, 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 · Arvada, CO













