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Find Sewer main install, replace or repairers in Napa

Avatar for Oak Plumbing Inc
Oak Plumbing Inc
4.6(
101
)

Serving Napa, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2016

Free estimates

Emergency services offered

"Our sewer main busted and Oak Plumbing’s master plumbers Matt & Mike did a great job at digging down over 7ft to replace the broken section and also upgraded my single sewer main clean out which was nearly rusted through to a dual solid ABS clean out. And also I would like to add that Nate also did a great job at identifying our problem! Thanks guys! You’re AWESOME!"
5 neighbors recently requested a quote
Recommended by85%of homeowners
Avatar for Beastbay Plumbing
Beastbay Plumbing
4.5(
216
)

Serving Napa, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2017

Free estimates

Emergency services offered

"From arranging an appointment to the actual appointment, I was treated with polite service, and the technician was very pleasant and knowledgeable. He explained every detail of the problem and expertly accomplished the repair quickly. I won't hesitate to use this company for future plumbing repairs."
Tankless Water Heater
Tankless water heater
Tankless and Water Filtration
Noritz Tankless
tub/shower enclosure

+22

Response time5 hrs
Response rate89%
226 neighbors recently requested a quote
Avatar for Lee's Air, Plumbing & Heating
Lee's Air, Plumbing & Heating
4.5(
108
)

Serving Napa, CA and surrounding areas

Approved (Corporate)

In business since 1981

Emergency services offered

Warranties offered

"Fast - done in 24 hours. Repaired correctly. Unfortunately learned in retrospect that Charging $529 to saw into a wall, replace a pipe secured by a wing-nut. Will call again for an emergency. Otherwise, this does not represent a good value."
New AC & Heating Install
New AC & Heating Install
New AC & Heating Install
Our HVAC pro performing an ac and heating repair
Angi 2021 Super Service Award

+36

10 neighbors recently requested a quote
Recommended by90%of homeowners
Avatar for Moore Home Services
Moore Home Services
4.4(
225
)

Serving Napa, CA and surrounding areas

Approved

In business since 2009

Free estimates

Emergency services offered

"Starting with JP the senior technician, the inspection and documentation of existing conditions was thorough, knowledgeable, and complete. Moore recommended the replacement system that would be more durable and require lower maintenance over time, and wrote a detailed proposal with a floor plan documentation. We were given financing options at the time of signing the agreement, as well. The team- five technicians!- were properly suited with protective gear and followed COVID protocols at all times on our property, inside and out. They wore shoe protectors while inside, kept us fully appraised at every task (all interior registers replaced in 11 rooms), and were extremely respectful of our space, privacy, pets, and kept noise and speaking to low levels. (our extremely friendly indoor cat got lots of attention from the team!) The work required three days to fully replace all ductwork in a two-story home with attic and crawl space, and Paul the team leader would check in with us each morning with a briefing of each days' activities. The entire team was constantly in learning mode, with the senior technicians mentoring and teaching the younger team members, which greatly impressed me. They finished on time and without any delay or disruption; they cleaned each work area and removed all debris, packaging, and the old system. We've owned this house for 20 years, had many repairs and replacements, and Moore has raised the bar so far for quality and value. While they were the middle bid in terms of overall cost, we believe we received higher value that even the highest bid. I can strongly recommend them to anyone planning repair work on their existing system, new installations, or maintenance. After getting few responses from HVAC contractors working in new homes in Sonoma County, we were pleased to know that Moore specializes in existing homes and responded to our online request within minutes. I'd be happy to share my experience in person, if required. Martin Waldron Sebastopol, CA"
After 1
 View 1
 Right Side View
Perfect Retrofit
After 2

+15

10 neighbors recently requested a quote
Recommended by98%of homeowners
Avatar for American Plumbing and Trenchless LLC
American Plumbing and Trenchless LLC
4.3(
6
)

Serving Napa, CA and surrounding areas

Approved

In business since 2022

Free estimates

Emergency services offered

"I had a fantastic experience with American Plumbing and Trenchless, LLC for my water heater repair, and I especially want to recognize technician Chris for his outstanding service. Chris arrived on time, quickly diagnosed the issue, and clearly explained what was going on with my water heater. He walked me through the repair options and pricing before starting any work, which I really appreciated. His knowledge and professionalism immediately put me at ease. The repair was completed efficiently, and my hot water was back up and running the same day. Chris made sure everything was working perfectly before he left and cleaned up the area thoroughly. Honest pricing, excellent communication, and top-quality workmanship. I highly recommend American Plumbing and Trenchless, LLC?especially if you?re lucky enough to have Chris as your technician!"
Avatar for Gray Plumbing, Inc.
Gray Plumbing, Inc.
4.3(
6
)

Serving Napa, CA and surrounding areas

Approved

In business since 2016

Small jobs welcome

Credit card accepted

"Michael Smith gave us a very excellent service. Weâ re so happy to have him fix our big problem with the water leak infront of our house. He has really a great knowledge and the best quick service performance.. We truly appreciate your help. More power to the company!"
Installation Complete
Old Kitchen Faucet
Tankless Water Heater
Water Heater Before
Dual Rinal tankless water heater

+15

85 neighbors recently requested a quote
Recommended by66%of homeowners
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Showing 1-10 of 54
FAQs for sewer main install, replace or repair projects in Napa, CA

Most trenchless sewer line replacements can be completed within one to three days, though this varies based on your situation. Simple repairs on accessible lines might be finished in hours, while complex systems or challenging soil conditions could extend the timeline. The reduced excavation requirements result in faster completion compared to traditional trenching methods.

Trenchless pipe lining may reduce the interior diameter of your pipes, which could affect flow capacity in already narrow lines. This method also requires the existing pipe to maintain sufficient structural integrity to support the new liner. Severely collapsed sections, major joint separations, or completely misaligned pipes might not be suitable candidates for lining and could require alternative approaches.

Trenchless sewer pipe liners are rated to last up to 50 years when properly installed and maintained. Actual longevity depends on installation quality, usage patterns, and environmental factors like soil movement or tree root intrusion. Regular maintenance and avoiding problematic disposal practices (like flushing non-biodegradable items) can help maximize your system's operational lifespan.

Trenchless technology availability varies by region, with greater accessibility in metropolitan and suburban areas where specialized contractors operate. Some rural locations may have limited access to trenchless equipment and expertise. Local regulations and soil conditions also influence availability. A professional assessment of your property and local contractor options will determine if trenchless methods are feasible for your specific location.

Professional video inspection provides the most reliable assessment of whether your sewer issues suit trenchless repair. Generally, pipes with moderate damage, like small cracks, minor leaks, or partial blockages, respond well to trenchless techniques. Completely collapsed sections, severe misalignments, or extensive structural failures might require traditional excavation. Consulting with contractors who offer both methods ensures you receive unbiased recommendations.

Quality trenchless sewer replacement often includes a workmanship guarantee from the contractor. The specific terms vary by company and region, but many professionals stand behind their installation for at least one year. Material warranties may extend longer, depending on the pipe products used. Always request written warranty information before hiring, and understand exactly what's covered and what might void your protection.

The Napa, CA homeowners’ guide to sewer main install, replace or repairs

From average costs to expert advice, get all the answers you need to get your job done.