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Find Plumbing installers for a remodel or addition in Federal Way

Avatar for Knockout Plumbing & Mechanical, LLC
Knockout Plumbing & Mechanical, LLC
5.0(
14
)
Plumbing for a Remodel or Addition - Install

Serving Federal Way, WA and surrounding areas

Approved

In business since 2019

Emergency services offered

Warranties offered

"Zach and his crew were amazing! Our old water heater sprung a massive leak at 2:00am on a Saturday morning. Contacted Zach at 7:30am and he called right back and was here within the hour. Not only did we replace our water heater with a tankless model, but also moved it from the second floor to garage. Zach did all of this on a Saturday for a flat fee!! He and his crew were here for 9 hours without complaint or even seeming to take a rest!! Knockout Plumbing is indeed a 'Knockout' and I would highly recommend!! Kudos to all!!"
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+53

Recommended by100%of homeowners
Avatar for RossCo Service Plumbers
RossCo Service Plumbers
4.6(
25
)
Plumbing for a Remodel or Addition - Install

Serving Federal Way, WA and surrounding areas

Approved

In business since 2017

Free estimates

Emergency services offered

"I recently had the pleasure of having RossCo Plumbing upgrade my water heater set up in my home and I cannot recommend them highly enough. From the moment I contacted Richie, the owner, he was incredibly responsive and courteous. He took the time to explain the process thoroughly and provided a clear, fair estimate with no hidden fees. Richie’s team arrived on time and were professional and efficient throughout the entire job. They were respectful of my home, ensuring everything was clean and tidy before they left. My situation was a little complicated because we also needed to have my furnace replaced by another company, which required my water heater to be removed and then put back after. Richie was kind enough to help me out by coming out and taking care of all of that for me, including coordinating with the furnace company so that everything was seamless. Richie’s hands-on approach and commitment to customer satisfaction were evident in every interaction. He personally followed up after the job to ensure everything was working perfectly and that I was completely satisfied. It’s difficult to find such genuine dedication and personal touch in businesses these days. Overall, my experience with RossCo Plumbing was outstanding. If you’re looking for reliable, skilled, and courteous professionals in Puyallup, WA, look no further than RossCo Plumbing. They truly go above and beyond to ensure their customers are happy, and it’s clear they take great pride in their work. Thank you, Richie and the RossCo team, for making what could have been a stressful situation completely hassle-free. I will definitely be using your services again in the future and recommending you to all my friends and family!"
Additional Photos
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Response time7 hrs
Recommended by100%of homeowners
Avatar for Northwest Hydrojetting, LLC
Northwest Hydrojetting, LLC
5.0(
17
)
Plumbing for a Remodel or Addition - Install

Serving Federal Way, WA and surrounding areas

Approved

Super Service Award Winner

In business since 2018

Free estimates

Emergency services offered

"I have hired this company on many different occasions by this point. Hot water tank replacement both electric and gas, re-plumbing a house, finish trim such as vanity, bathrooms, kitchen sink, etc. Installing clean out for mainline side sewer, scoping and clearing obstructions for mainline side sewer, digging down and replacing clogged side sewers. What is impressive and important to me is the sense of urgency, attention to detail and quality of work. In my 20 years of looking after houses, Nathan is by far the best plumber I?ve ever worked. And on top of all of that, I find the pricing to be very competitive.."
Camera inspection
Camera inspection
Repairs
Remodels
Remodels

+11

Response time4 hrs
44 neighbors recently requested a quote
Recommended by6%of homeowners
Avatar for Platinum Full Service Plumbing, LLC
Platinum Full Service Plumbing, LLC
4.5(
66
)
Plumbing for a Remodel or Addition - Install

Serving Federal Way, WA and surrounding areas

Approved

In business since 2017

Free estimates

Credit card accepted

"Colton and the guys were great! We had a plumbing leak and 100 year old pipes in the house. They were very professional and got the job done in a day. Would absolutely use them again."
Response time8 hrs
98 neighbors recently requested a quote
Recommended by88%of homeowners
Avatar for SeaTown Electric Heating and Air
SeaTown Electric Heating and Air
4.7(
1,638
)
Plumbing for a Remodel or Addition - Install

Serving Federal Way, WA and surrounding areas

Approved

In business since 2014

Free estimates

Emergency services offered

"Make the repair as requested and went beyond by installing our range which was quite a tight fit. But he persevered and got it done. I will definitely calling him for my next plumbing job."
Seattle's Rewire Specialists
Generator
Tesla Chargers
Knob and Tube Removal
Ductless Install

+26

Response time1 day
12 neighbors recently requested a quote
Recommended by93%of homeowners
Avatar for Serge's Home Imprvmnt & Rnvtn
Serge's Home Imprvmnt & Rnvtn
5.0(
39
)
Plumbing for a Remodel or Addition - Install

Serving Federal Way, WA and surrounding areas

Approved

In business since 2019

Free estimates

Emergency services offered

"HIired Serge Home Improvement, i for a partial remodel of the kids bath-new shower surround and flooring. During the time, I got the bid and he started work, the laundry room flooded and I asked if he could work on that too. Serge worked with the insurance adjustor and myself to bring the bid in at the insurance companies expectations. He had the laundry room up and running in a couple of days, with lovely new trim. This was a huge relief, as I had now washer for 2 weeks and laundry was piling up. Most of the bids I got for the bathroom work were in $15-$20K or more range. Serge's costs were reasonable and we agreed on what he'd provide and what I'd provide-tile and surround. When asked why the tub should be replaced he explained he wanted to make sure the plumbing was correct. He was right about that, the previous owner had "tiled" himself and done the plumbing. It was mess but Serge fixed it. Furthermore, he used lots of water proofing which gave me peace of mind as the kids splash like crazy. In 2 weeks, the bathroom was finished, and ready to use. I had him re-caulk my tub, and replace light fixtures in the dinning room and family room. It cost a small bit more than I budgeted, but having done remodels in the past I expected that. We are thrilled with the updated bathroom and new light fixtures. I a already discussing future projects with Serge. The best thing about Serge is his doesn't do mind doing projects on your house off and on. My previous contractor stopped taking my projects, because "projects to small and piece meal". Thankfully, Serge doesn't have that attitude."
Siding repair
Siding repair
Siding repair
Siding repair
Fence repair/build

+49

Response time1 day
6 neighbors recently requested a quote
Recommended by82%of homeowners
Avatar for American Mains And Drains, LLC
American Mains And Drains, LLC
4.7(
12
)
Plumbing for a Remodel or Addition - Install

Serving Federal Way, WA and surrounding areas

Approved

In business since 2022

Free estimates

Emergency services offered

"Mathew from American mains and drains came and replaced my water heater. Iâ m so lucky we found him last minute. Is work is a work of art, His price was fair, he will be our plumber for now on! Thanks Matt!"
Response time5 hrs
Response rate85%
6 neighbors recently requested a quote
2 Sons Plumbing
5.0(
5
)
Plumbing for a Remodel or Addition - Install

Serving Federal Way, WA and surrounding areas

Approved (Corporate)

In business since 2017

Credit card accepted

Offers commercial services

2 Sons Plumbing is a full-service plumbing and sewer company serving the greater Seattle area. Known for reliable service, honest recommendations, and quality workmanship, our team handles everything from everyday plumbing repairs to complex sewer solutions—helping homeowners keep their systems running smoothly year-round.

11 neighbors recently requested a quote
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FAQs for plumbing installation for a remodel or addition projects in Federal Way, WA

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 Federal Way, WA 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.