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

Avatar for Mast Plumbing & Mechanical
Mast Plumbing & Mechanical
5.0(
42
)
Plumbing for a Remodel or Addition - Install

Serving Bonney Lake, WA and surrounding areas

Approved

Free estimates

Emergency services offered

Warranties offered

"Mast Plumbing performed an inspection in crawlspace to assess water leak. Ned was informative and respectful of my needs and concerns. Mast plumbing is now added to my home repair project list for current and upcoming plumbing issues."
Sink Drink Repair
Sink Drain Repair
Sewer Repair
Sewer Repair
Sewer Repair

+3

40 neighbors recently requested a quote
Avatar for RossCo Service Plumbers
RossCo Service Plumbers
4.6(
25
)
Plumbing for a Remodel or Addition - Install

Serving Bonney Lake, WA and surrounding areas

Approved

In business since 2017

Free estimates

Emergency services offered

"They were fantastic. Jared and Jake were very professional and courteous. They went above and beyond when replacing our water heater. The previous owners of the house installed the old water heater poorly. These guys not only replaced the water heater, but fixed all the piping and attachments as well. I’d definitely hire this company again for any plumbing issues."
Additional Photos
Additional Photos
Additional Photos
Response time7 hrs
Recommended by100%of homeowners
Avatar for Shield Plumbing and Remodel
Shield Plumbing and Remodel
4.9(
17
)
Plumbing for a Remodel or Addition - Install

Serving Bonney Lake, WA and surrounding areas

Approved

In business since 2022

Free estimates

Credit card accepted

We service the greater Tacoma area. \n \nWe've serviced 1,400+ homes since 2020. \nWe have 103+ five-star reviews across different platforms. \nWe are a new small business, founded in 2020, so your business matters to us. \n \nHere's our guarantee: \n1. We work within your budget with a good/better/best model. \n2. There are no hidden fees, the quote we give is the quote we will charge. \n3. Our services conveniently fit into your schedule \n4. We leave your home just as clean as we found it. \n5. We hire the best in Washington, professional and vetted service workers, who've served the top plumbing companies in the nation. \n6. We are licensed, bonded, & insured. \n7. We are a customer service first business, with countless touch points that ensure security throughout the process. Less than 2 minute response time! \n \nProtect your home with Shield Plumbing.

My jobs
My jobs
My jobs
My jobs
My jobs

+29

99 neighbors recently requested a quote
Recommended by58%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 Bonney Lake, WA and surrounding areas

Approved

In business since 2017

Free estimates

Credit card accepted

"Hot water tank went out. Platinum came out same day, and installed a tankless unit, and just in a few hours we are back to having hot water again. Very professional, friendly, and did a great job cleaning up, and taking away the mess. Best of all, these guys know what they re doing...will use them again in the future for any other plumbing project we have."
Response time8 hrs
85 neighbors recently requested a quote
Recommended by88%of homeowners
Avatar for Serge's Home Imprvmnt & Rnvtn
Serge's Home Imprvmnt & Rnvtn
5.0(
40
)
Plumbing for a Remodel or Addition - Install

Serving Bonney Lake, WA and surrounding areas

Approved

In business since 2019

Free estimates

Emergency services offered

"Excellent communication throughout the project. The team removed an old tub, installed a new washer and dryer unit, added a countertop, and completed detailed tile work. The job site stayed clean, and the workmanship exceeded expectations. Highly satisfied and would confidently recommend them for reliable, professional service."
Siding repair
Siding repair
Siding repair
Siding repair
Fence repair/build

+49

Response time1 day
18 neighbors recently requested a quote
Recommended by80%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 Bonney Lake, 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%
8 neighbors recently requested a quote
Avatar for DRAIN MARSHAL PLUMBING CO
DRAIN MARSHAL PLUMBING CO
5.0(
5
)
Plumbing for a Remodel or Addition - Install

Serving Bonney Lake, WA and surrounding areas

Approved

Free estimates

Emergency services offered

Warranties offered

Drain Marshal Plumbing Company is a licensed, bonded and insured plumbing contractor (WA Lic. DRAINMP743PK) serving Pierce, King and Snohomish counties, with crews based in Edgewood and Lynnwood, open 24 hours a day, 7 days a week. We handle every aspect of residential plumbing: drain cleaning and hydro-jetting, sewer line inspection and repair, water heater repair and replacement (tank and tankless), gas line installation, garbage disposals, faucets, toilets, leak detection, repiping, water pressure problems and emergency plumbing. Free camera inspection when you book the work, so you can see exactly what we see, and upfront flat-rate pricing before any work begins. We install quality products from Rheem, Navien, TOTO and InSinkErator supplied through Pacific Plumbing Supply, and we leave your home cleaner than we found it. Call or text anytime.

Basement tankless
Closet tankless unit
Freestanding tub set
Rough-in, demo stage
Dual-sink vanity

+6

8 neighbors recently requested a quote
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FAQs for plumbing installation for a remodel or addition projects in Bonney Lake, 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 Bonney Lake, 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.