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Top-Rated Plumbing installers for a remodel or addition in Raleigh - Updated Nov 2026

Avatar for Streamline Services, Inc
Streamline Services, Inc
4.7(
735
)
Plumbing for a Remodel or Addition - Install

Serving Raleigh, NC and surrounding areas

Approved

In business since 2001

Emergency services offered

Warranties offered

"My prior water heater, a 50-gallon tank, started leaking after 15 years. I called Streamline to confirm that it needed replacement, and to replace it. I was considering a tankless water heater already, and the first tech walked me through the pros and cons, then wrote up an estimate. Two additional techs came the next day to install the heater and the necessary gas and power lines. The only issue I had was that one of the newly installed gas fittings leaked gas into the basement. I shut off the supply valve and called Streamline, and they came out within half an hour to fix it at their expense. Mistakes happen, and I was impressed with how professionally they corrected that one."
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+2

Response time1 day
19 neighbors recently requested a quote
Recommended by91%of homeowners
Avatar for Hydro Plumbing and Piping LLC
Hydro Plumbing and Piping LLC
5.0(
19
)
Plumbing for a Remodel or Addition - Install

Serving Raleigh, NC and surrounding areas

Approved

Super Service Award Winner

In business since 2010

Free estimates

Emergency services offered

"Pedro came and fixed my outdoor hose bib that was leaking. He came the next day, fixed it quickly, and thought me how to do it myself. All at an amazing low price. He even did another small job for free. There isn’t a better plumber in Raleigh, I’d recommend him for any plumbing work."
Response time5 hrs
Response rate100%
1 neighbors recently requested a quote
Avatar for FlowMaxx Plumbing, LLC
FlowMaxx Plumbing, LLC
5.0(
7
)
Plumbing for a Remodel or Addition - Install

Serving Raleigh, NC and surrounding areas

Approved

In business since 2019

Free estimates

Emergency services offered

If you need a plumber in the Harnett, Johnston and Wake County areas, look no further than the professionals at FlowMaxx Plumbing. We specialize in residential, commercial and serve to include water heater repair and replacement, leak detection and repair, toilet and drain issues.

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+11

Recommended by14%of homeowners
Avatar for A & M Heating & Air Conditioning, Inc.
A & M Heating & Air Conditioning, Inc.
4.8(
26
)
Plumbing for a Remodel or Addition - Install

Serving Raleigh, NC and surrounding areas

Approved

Free estimates

Emergency services offered

Small jobs welcome

"I had regular maintenance this summer. Recently I found a leak near the gas furnace because the moisture outlet pipe was leaking. My terminology probably isn't just right, but you get the idea. A&M sent someone out the day I called, and he resealed the pipe."
Mitsubishi Install
Roots
Broken Pipe
Repaired Pipe
Water Heater

+6

12 neighbors recently requested a quote
Recommended by70%of homeowners
Avatar for East Coast Water Quality
East Coast Water Quality
5.0(
4
)
Plumbing for a Remodel or Addition - Install

Serving Raleigh, NC and surrounding areas

Approved

In business since 2014

Free estimates

Warranties offered

"We have had a wonderful experience with East Coast Water Quality. Mr. Joel Newcomb came to our house for an in-home water test and was very professional and knowledgeable. He was extremely helpful in identifying issues with our water and helping us get the installation scheduled. The installation tech who came was also very knowledgeable and made sure to walk me through everything I needed to know about our new system."
Custom drinking water sink from East Coast Water Quality
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Install or repair broken sinks by East Coast Water Quality
Toilet plumbing by East Coast Water Quality

+23

1 neighbors recently requested a quote
Recommended by75%of homeowners
Avatar for 6 & Fix Heating & Cooling, Inc.
6 & Fix Heating & Cooling, Inc.
4.2(
17
)
Plumbing for a Remodel or Addition - Install

Serving Raleigh, NC and surrounding areas

Approved

In business since 1987

Free estimates

Emergency services offered

"Received several quotes from multiple vendors to replace upstairs and downstairs HVAC systems. 6 and Fix Heating and Cooling quote was the best as they had a wider selection of HVAC systems for a better price, and warranty. Did a great job!"
Response time1 day
6 neighbors recently requested a quote
Recommended by76%of homeowners
Avatar for Out The Door Plumbing
Out The Door Plumbing
5.0(
3
)
Plumbing for a Remodel or Addition - Install

Serving Raleigh, NC and surrounding areas

Approved

In business since 2020

Emergency services offered

Warranties offered

"The professionals at Out The Door Plumbing identified the cause of my sewer backup using their sewer drain camera. They took care of the clog with their snake. In order to remove the roots they had to excavate near the street and repair the broken pipe that the roots were growing through. They charged a fair price and I can now using my plumbing again. Thank you Out The Door Plumbing!"
Root intrusion removed from broken sewer line and repaired main sewer line.
Hot Water Hydro-Jetting machine used for drain cleaning and sewer cleaning.
Hot Water Heater Repair and Replacement Services
Plumbing team members from Out The Door Plumbing are ready to serve you! Call 919-777-4383 or visit us at www.OutTheDoorPlumbing.com!
Water Line Leak Repair and Replacement Services. Call 919-777-4383 or find us at OutTheDoorPlumbing.com!

+17

Response time1 day
Response rate100%
Recommended by66%of homeowners
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FAQs for plumbing installation for a remodel or addition projects in Raleigh, NC

Adding bathroom plumbing to a detached garage starts with the basic line installation cost of $900 to $1,300. On top of this base expense, you'll need to budget for each fixture. A toilet costs  $250 to $550, sinks cost $150 to $800, and a shower or bathtub costs $400 to $1,900. The project will also require ventilation, moisture-resistant materials, and possibly electrical work. Remember that these costs reflect only the plumbing aspects—additional construction, finishing, and permitting expenses will apply to complete a functional bathroom space.

While certain aspects of garage renovation might be suitable for DIY enthusiasts, plumbing installation requires professional expertise. Connecting to water and sewer systems demands specialized knowledge and equipment, and improper installation can result in severe water damage, code violations, and potential health hazards. Most municipalities require permits for plumbing modifications, and these often stipulate that licensed professionals must perform work. Consider limiting your involvement to simpler tasks like painting or basic finishing work.

The timeframe for adding plumbing to a detached garage spans one to three days for the actual plumbing work. However, this represents only the active installation period. The complete project timeline must account for planning, obtaining permits (which can take weeks depending on your locality), coordinating multiple contractors if needed, and addressing any unexpected challenges that arise during installation. Weather conditions can also impact excavation and outdoor connection work.

Adding plumbing to a detached garage will likely increase your property taxes. Tax assessors consider plumbing an improvement that enhances property value and functionality. The specific tax impact varies by location and project scope. Converting a garage into living space with plumbing facilities can trigger significant reassessment in many jurisdictions. Before proceeding with your project, consult your local tax assessor's office to understand the potential tax implications and factor this ongoing expense into your decision-making process.

The Raleigh, NC homeowners’ guide to plumbing installations for a remodel or addition

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