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

Avatar for Mattioni Plumbing, Heating & Cooling
Mattioni Plumbing, Heating & Cooling
4.5(
341
)
Plumbing for a Remodel or Addition - Install

Serving Havertown, PA and surrounding areas

Approved

In business since 1948

Emergency services offered

Warranties offered

"So I had called Mattioni and they sent out the sweetest, most energetic, smiley technician! Sam was absolutely darling and did his job efficiently and thoroughly. He was a giant teddy bear and extremely informative of everything he was doing. I urge everyone and anyone to give Mattioni Plumbing Heating & Cooling a call for the best customer service AND skilled technicians out there to get whatever you need done."
Additional Photos
Additional Photos
Additional Photos
Response time2 days
13 neighbors recently requested a quote
Recommended by85%of homeowners
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Avatar for Horizon Services, LLC (PA)
Horizon Services, LLC (PA)
3.9(
1,722
)
Plumbing for a Remodel or Addition - Install

Serving Havertown, PA and surrounding areas

Approved

In business since 1989

Free estimates

Emergency services offered

Horizon Services, Inc., is the regions largest and most well respected plumbing, heating and air conditioning company, with nearly 600 employees serving tens of thousands of homeowners throughout Delaware, Southeastern Pennsylvania, Southern New Jersey and Northeastern Maryland. After a quarter of a century in business, Horizons Services, Inc., remains fully committed to setting the industry standard for customer service, installation and focusing on things that are important to busy homeowners. \n

Plumber in Kitchen with Customer
Horizon Plumber crawl space
Horizon Plumber under sink
4 neighbors recently requested a quote
Recommended by89%of homeowners
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Avatar for MC Alpha Construction, LLC
MC Alpha Construction, LLC
4.9(
10
)
Plumbing for a Remodel or Addition - Install

Serving Havertown, PA and surrounding areas

Approved

In business since 2014

Free estimates

Customers say: Quick response

"MC Alpha Construction, LLC completed deck replacement for me. From the initial meeting, I felt comfortable with Marcos he was professional and polite. They arrived early every day and completed the job in a timely manner. I will definitely hire MC Alpha Construction, LLC for other projects around my home in the future."
BATHROOM REMODELING
BATHROOM REMODELING
BATHROOM REMODELING
BATHROOM REMODELING
A beautiful final product and a happy customer

+2

Response time7 hrs
17 neighbors recently requested a quote
Recommended by40%of homeowners
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Avatar for WM Henderson Plumbing & Heating
WM Henderson Plumbing & Heating
4.2(
49
)
Plumbing for a Remodel or Addition - Install

Serving Havertown, PA and surrounding areas

Approved

In business since 1989

Free estimates

Emergency services offered

"He did a great job diagnosing the issue. Had we used them for an additional project for electrical there would have been a charge even if no work had been done."
Bringing new water heater into house
Henderson Tech looking at water heater
Recommended by80%of homeowners
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Avatar for Old State Plumbing
Old State Plumbing
5.0(
13
)
Plumbing for a Remodel or Addition - Install

Serving Havertown, PA and surrounding areas

Credit card accepted

"Tim was extremely professional with all the work done. We were remodeling our powder room and needed all the plumbing reworked. He explained everything thoroughly to me and even took on an additional request when I added an extra outside hose bib be installed. Tim's definitely my go to on all things plumbing. Will absolutely be using him again for future projects."
Old water heater
Frost Free Hose Bibbs
Moen Arbor faucet
Old Rheem water heater
New water heater

+16

Recommended by100%of homeowners
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Avatar for VICC LLC
VICC LLC
5.0(
15
)
Plumbing for a Remodel or Addition - Install

Serving Havertown, PA and surrounding areas

In business since 2016

Free estimates

Emergency services offered

"Victor is great to work with. We were having water pressure issues in our row home. He installed a water pump and pressure control system that took care of the problem. He was professional and very knowledgeable. He came in, diagnosed the problem, got the parts needed to fix it, and took care of it. No messing around or wasting time. I will definitely use Victor again when I have any plumbing issues."
Recommended by100%of homeowners
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FAQs for plumbing installation for a remodel or addition projects in Havertown, PA

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 Havertown, PA 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.

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