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Find Sewer main install, replace or repairers in Diamond Bar

Avatar for J I G Plumbing
J I G Plumbing
4.9(
98
)

Serving Diamond Bar, CA and surrounding areas

Approved

In business since 2011

Free estimates

Emergency services offered

"The plumber spent a lot of time just trying to figure out the source of the hidden leak. He had a lot of patience. The quality of work was good as was the price. I would definitely hire them again."
Completed Install
Preparing new install
Completed Install
Completed Install
Completed Install

+8

21 neighbors recently requested a quote
Recommended by98%of homeowners
Avatar for HARMONY ELECTRIC PLUMBING & AIR INC
HARMONY ELECTRIC PLUMBING & AIR INC
4.9(
25
)

Serving Diamond Bar, CA and surrounding areas

Approved

In business since 2015

Free estimates

Emergency services offered

"They called us quickly and got a plumber out within a few days. Super thorough - tested all pipes and water sources to diagnose the problem. They were able to perform maintenance on most bathrooms the same day and improve the water temperature in our showers. Gave helpful, non-biased advice on potential further plumbing improvements. We will likely call this company again for any and all future plumbing needs."
319 neighbors recently requested a quote
Recommended by54%of homeowners
Avatar for 1 TOM PLUMBER ANAHEIM / BREA
1 TOM PLUMBER ANAHEIM / BREA
5.0(
21
)

Serving Diamond Bar, CA and surrounding areas

Approved

In business since 1987

Free estimates

Emergency services offered

"Response was amazing and fast. Arrived on time and kept me fully informed. Professional with complete set of moisture/ leak detection tools. Answered all our questions. Would love to recommend them."
Leak Detection
Plumbing
Sewage Cleanup
Leak Detection
Plumbing

+70

Response time8 hrs
64 neighbors recently requested a quote
Recommended by75%of homeowners
Avatar for So-Cal 1 Plumbing & Rooter
So-Cal 1 Plumbing & Rooter
5.0(
38
)

Serving Diamond Bar, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2001

Free estimates

Emergency services offered

"Great service and work from Miguel and team. I would hire them again. What originally was a slow draining sewer line turned into a root infested backup. Miguel was able to scope the drain and visualize the root of the problem. They were prepared to start digging and had the tools and supplies on the truck to get the job completed. He clearly explained the discovery, repair, and installation process as well as potential other root intrusion spots. After the dig, the soil and grass was replaced and can hardly tell that any work was done. They also cleaned the dirt/mud on the concrete walk way. Thank you Miguel and team for the great work."
repair
full house redrain
full house redrain
full house redrain
sewer repair

+27

Response time4 hrs
Response rate98%
1 neighbors recently requested a quote
Avatar for RT Olson Plumbing, Heating and Air Conditioning
RT Olson Plumbing, Heating and Air Conditioning
4.5(
216
)

Serving Diamond Bar, CA and surrounding areas

Approved

In business since 2011

Free estimates

Emergency services offered

"Job went great! Bob gave me a very competitive estimate for the Re-Pipe and went the extra mile in recommending materials for the walk on shower I had discussed with him. I accepted his bid and the work was scheduled: replace the main water line from the meter to the house, Re-Pipe all hot and cold water lines inside the home, demo the existing master tub & shower and replace with walk in shower, repair all drywall and ceiling access points and texture as required. Job went great! The main line and Re-Pipe were done in the 4 days promised. The on-site supervisor, Rudy, was awesome and made sure everything was done perfectly. The walk in shower was delayed a day due to shopping damages to the product, but was quickly resolved by the crew as they tracked down an available replacement. A few unexpected problems came up but were quickly resolved to my complete satisfaction. I will keep their name handy for any future plumbing needs."
New AC Installation
Tankless water heater
New Thermostat
Shower head system installation
Helping customer with new water filtration system

+57

Response time10 hrs
1 neighbors recently requested a quote
Recommended by90%of homeowners
Avatar for The Sewer Specialist
The Sewer Specialist
5.0(
13
)

Serving Diamond Bar, CA and surrounding areas

Approved

In business since 2017

Free estimates

Emergency services offered

"We’ve used this plumbing company multiple times across several properties and have always had a great experience. Extremely knowledgeable, professional, and quick to respond whenever we need service. It’s hard to find honest plumbers with real experience, and these guys definitely know what they’re doing. Every job has been handled efficiently and with great attention to detail. Communication is always excellent, pricing is fair, and they consistently deliver quality work. We truly appreciate having someone reliable we can count on for our properties. Highly recommend to anyone looking for a dependable and experienced plumber. Five stars all the way."
Avatar for Utility Plumbing Services, Inc.
Utility Plumbing Services, Inc.
5.0(
5
)

Serving Diamond Bar, CA and surrounding areas

Approved

In business since 2014

Free estimates

Emergency services offered

We are a trusted plumbing company dedicated to delivering top quality workmanship, exceptional customer service and reliable solutions for every home. Our highly skilled and professional technicians take great pride in their craft ensuring every job is completed with accuracy, care and respect for your property. \n\nWhether you have a routine service or an urgent repair, we are committed to providing dependable honest and long lasting plumbing solutions you can count on. \nOur desire is to create lasting relationships with clients for years to come. \n\nCheck us out on Instagram, Facebook, TikTok or our website utilityplumbingservices.com

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+1

Response time6 hrs
Response rate94%
35 neighbors recently requested a quote
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FAQs for sewer main install, replace or repair projects in Diamond Bar, 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 Diamond Bar, 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.