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Top-Rated Sewer main install, replace or repairers in Granada Hills - Updated Nov 2026

Avatar for G M C Plumbing, Inc.
G M C Plumbing, Inc.
4.9(
86
)
Sewer Main - Install, Replace or Repair

Serving Granada Hills, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2019

Free estimates

Emergency services offered

"Based purely on these reviews, GMC was the first and only company I called to install a recirculating tankless water heater. I found Geremi to be extremely reliable, and an excellent communicator via text or whatever. He told me in advance when he would arrive, which he confirmed often, he DID show up on time, the job site was clean and the installation was well done. I asked Geremi to come back to our house a few days later to make some minor adjustments to the system. He did so without hesitation and without any additional charges. I have nothing but positive comments for GMC plumbing."
New Drainage
Old  shower Drainage
New kitchen faucet
New Drainage
New Drainage- SEWER LINE

+3

Response time5 hrs
Response rate97%
23 neighbors recently requested a quote
Avatar for All Season Rooter And Plumbing, Inc.
All Season Rooter And Plumbing, Inc.
4.8(
103
)
Sewer Main - Install, Replace or Repair

Serving Granada Hills, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2014

Free estimates

Credit card accepted

"Unfortunately there was a defective fitting that caused a pipe to burst. The house was vacant so we didn't learn about it until the next day. Alvin bent over backwards to repaire the damage, replace the ruined water heater, and make us whole. He even changed the water heater to a tankless model because the location of the ruined water heater didn't meet code and tankless was our only option."
Drain Cleaning
Leak Repairs
Sewer Cleaning
Serivce Van
Response time2 hrs
Response rate94%
24 neighbors recently requested a quote
True Blue Plumbing & Rooter
5.0(
106
)
Sewer Main - Install, Replace or Repair

Serving Granada Hills, CA and surrounding areas

Approved

In business since 2017

Free estimates

Emergency services offered

"GREAT! Juan, Giovanni, and the rest of the crew are total pros. They showed up when they were scheduled to. They did the work for what they said they would. They were respectful and informative. They replaced our main sewer from the house to the city sewer line."
Response time1 hour
Response rate95%
Recommended by96%of homeowners
Avatar for Westco Rooter
Westco Rooter
4.8(
36
)
Sewer Main - Install, Replace or Repair

Serving Granada Hills, CA and surrounding areas

Approved

In business since 2007

Free estimates

Warranties offered

"Gary was very nice to work with. He advised and was flexible for a difficult sewer to septic tank line replacement. He explained the reasons for the change in the codes for the connections clearly. he was fast and reasonably priced."
Sewer repair
Sewer spot repair
Cleanout installation process
Under house drain pipes
1

+32

Response time1 day
4 neighbors recently requested a quote
Recommended by88%of homeowners
Avatar for Trejo’s Plumbing & Rooter
Trejo’s Plumbing & Rooter
5.0(
19
)
Sewer Main - Install, Replace or Repair

Serving Granada Hills, CA and surrounding areas

Approved

In business since 2024

Free estimates

Emergency services offered

"Jonathan at Trejo’s Plumbing was truly a breath of fresh air during a stressful situation. We had a pinhole leak in our copper piping and had been having a really difficult time getting in contact with plumbing companies, especially on a Sunday. Jonathan came out, was incredibly efficient, patient, and kind, and took the time to walk us through everything he was doing to repair the leak. What stood out most was how calm and professional he was. He fixed the issue quickly, helped us understand what happened, what he was repairing, and what to look out for moving forward. That kind of care and communication makes such a difference when you’re dealing with an unexpected home repair. We’re so grateful for his responsiveness, professionalism, and the peace of mind he gave us. Highly recommend Jonathan and Trejo’s Plumbing."
2 neighbors recently requested a quote
Avatar for California Drains Incorporated
California Drains Incorporated
5.0(
30
)
Sewer Main - Install, Replace or Repair

Serving Granada Hills, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2014

Free estimates

Emergency services offered

"This company is the best. They were upfront on the cost of the repairs and did a fantastic job. They will aways be our first choice for any future plumbing projects. Thank you, California Drains!"
Water Main Repair
Water Main Shut Off Valve
3/4" Pressure Regulator
Clean Out Installation
Sewer Spot Repair

+11

Response time10 hrs
Response rate97%
134 neighbors recently requested a quote
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FAQs for sewer main install, replace or repair projects in Granada Hills, 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 Granada Hills, 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.