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Find Plumbing installers for a remodel or addition in Waltham

Floros Plumbing and Heating
4.9(
407
)

Serving Waltham, MA and surrounding areas

Approved

Emergency services offered

Customers say: Quality work

"I heartily recommend Petros Floros of Floros Plumbing & Heating Co. from Melrose, serving the greater Boston area. He is a master Plumber who is expert, reliable and efficient. He has a genial demeanor and is easy to work with. No matter what he is doing, he will manage to fit you in for most immediate emergency jobs and in a reasonable time for the rest. His customer reviews on Yelp and Google and Angi are all sterling. I recently used him for a double install job with a new kitchen faucet and garbage disposal. He whipped through the project and left everything brand spanking new in perfect working order. I have used him in the past and he never disappoints."
Additional Photos
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+3

Response time1 day
Recommended by97%of homeowners
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Avatar for S&S Piping and Heat LLC
S&S Piping and Heat LLC
5.0(
63
)

Serving Waltham, MA and surrounding areas

Approved

Super Service Award Winner

In business since 2006

Free estimates

Emergency services offered

"I had an amazing experience with these guys. They were extremely communicative. I could tell they really had my best interest in mind. Would recommend to anyone looking for plumbing work"
Metro Construction Design
Metro Construction Design
Metro Construction Design
Metro Construction Design
Metro Construction Design

+53

Response time7 hrs
Response rate100%
15 neighbors recently requested a quote
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Avatar for Aviksis Plumbing
Aviksis Plumbing
5.0(
144
)

Serving Waltham, MA and surrounding areas

Approved

In business since 2007

Free estimates

Emergency services offered

"Everything went great. My water heater broke on Friday night. I put out a few messages for plumbers on Angie's List, and Shimon got back to me right away. I heard back from some other plumbers as well, but Shimon was able to do it the soonest and at the best price. Couldn't ask for more. He arrived at 10:30 a.m. Saturday morning and replaced the water heater, hauling the old one away. Very personable and professional. Highly recommend! I will use again when I need any plumbing services."
Additional Photos
Response time7 hrs
1 neighbors recently requested a quote
Recommended by98%of homeowners
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Avatar for Local Plumbing & Heating
Local Plumbing & Heating
5.0(
10
)

Serving Waltham, MA and surrounding areas

Approved

Super Service Award Winner

In business since 2020

Free estimates

Warranties offered

"Andrew was great, very sociable and very helpful with a wide range of plumbing issues. He'd be great for any plumbing job you're looking to get done."
Plumbing Project
Plumbing Project
Plumbing Project
Additional Photos
Additional Photos

+14

Recommended by88%of homeowners
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Avatar for Heavy Doody Plumbing & Heating
Heavy Doody Plumbing & Heating
4.9(
22
)

Serving Waltham, MA and surrounding areas

Approved

In business since 2013

Emergency services offered

Small jobs welcome

"Brian and his team were amazing to work with, very responsive, and extremely knowledge in hooking up the gas for our heated pool. We would recommend them to anyone looking for a gas or plumbing professional!"
back flow for sprinkler sytym
2nd meter install
finish
finish
finish

+26

Response time4 hrs
3 neighbors recently requested a quote
Recommended by94%of homeowners
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Avatar for Sila Heating, Cooling, Plumbing and Electrical
Sila Heating, Cooling, Plumbing and Electrical
4.5(
5,397
)

Serving Waltham, MA and surrounding areas

Approved (Corporate)

In business since 1989

Free estimates

Emergency services offered

"I felt that the job done was worth the price and I am planning to use them in the future for other plumbing needs. Super happy I found them! Gage was our tech and very professional."
Additional Photos
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+6

Response time2 days
63 neighbors recently requested a quote
Recommended by89%of homeowners
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Avatar for DL Plumbing and Heating
DL Plumbing and Heating
5.0(
5
)

Serving Waltham, MA and surrounding areas

Approved

Super Service Award Winner

In business since 2020

Free estimates

Warranties offered

"We have used Dave as our plumber multiple times. Some projects were tankless water heater install and servicing, bathroom remodel , also he did all the plumbing for our addition including kitchen/laundry/ bath. Always reliable with good communication. Will continue to use Dave!"
Smart Leak Detection
Driveway Heating
Water Heating System
Heating Systems
Radiant Floor Heat

+4

Response time1 day
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Avatar for David M. Clay Plumbing& Heating
David M. Clay Plumbing& Heating
4.1(
175
)

Serving Waltham, MA and surrounding areas

Approved

Super Service Award Winner

In business since 2005

Free estimates

Warranties offered

"David M. Clay's plumbing& heating is superb. The workers were excellent! I highly recommend them."
Plumbing Project
On demand waters for nail salon
Plumbing Project
Installed 6 new wall mounted gas water boilers 96 Afue
Converted a old fire station to a residential home and this is one of the bathroom we installed

+21

Response time1 day
Response rate90%
10 neighbors recently requested a quote
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Avatar for Ken Doherty Plumbing & Heating
Ken Doherty Plumbing & Heating
5.0(
5
)

Serving Waltham, MA and surrounding areas

Approved

In business since 1988

Free estimates

Emergency services offered

"Great job. Was able to repair my hot water heater instead of automatically pushing for a replacement. Great to find an honest man. Thank you Ken."
Response time40 mins
Recommended by100%of homeowners
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FAQs for plumbing installation for a remodel or addition projects in Waltham, MA

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 Waltham, MA 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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