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Plumbing installers for a remodel or addition in Napa

Avatar for Wolff Contracting, Inc.
Wolff Contracting, Inc.
3200 Dutton AVenue, Ste. 117
4.95(
12
)
Approved Pro
Wolff Contracting, Inc.
3200 Dutton AVenue, Ste. 117
4.95(
12
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
14 years of experience

Nothing improves the value of your home more than professional updates. Wolff Contracting, Inc., offers fast, friendly and courteous service. We use only the best products and are always eager to answer your questions and concerns. We have built our reputation on our commitment to providing quality service, which has earned us an impressive reputation with many valuable customers. We take pride in delivering value through top quality, dependable work with excellent price and reliable, honest service.

"Wolff Construction started our small job a few days after we spoke and was done in a-day and a-half later. I'm thrilled."

Steve C on February 2017

Nothing improves the value of your home more than professional updates. Wolff Contracting, Inc., offers fast, friendly and courteous service. We use only the best products and are always eager to answer your questions and concerns. We have built our reputation on our commitment to providing quality service, which has earned us an impressive reputation with many valuable customers. We take pride in delivering value through top quality, dependable work with excellent price and reliable, honest service.

"Wolff Construction started our small job a few days after we spoke and was done in a-day and a-half later. I'm thrilled."

Steve C on February 2017


Avatar for Milano Mechanical, Inc.
Milano Mechanical, Inc.
1317 Scott Street
5.00(
1
)
Approved Pro
Milano Mechanical, Inc.
1317 Scott Street
5.00(
1
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
22 years of experience

We take great pride our experience, expertise, quality, and customer service that we provide to meet the consumer's needs. It is our mission to provide excellent workmanship and complete customer satisfaction, from the start to the completion of a project. order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.

"Great job"

Kenneth G on September 2022

We take great pride our experience, expertise, quality, and customer service that we provide to meet the consumer's needs. It is our mission to provide excellent workmanship and complete customer satisfaction, from the start to the completion of a project. order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.

"Great job"

Kenneth G on September 2022


Pedro Galvan Plumbing, Inc.
5405 Ace Ct
4.84(
16
)
Approved Pro
Pedro Galvan Plumbing, Inc.
5405 Ace Ct
4.84(
16
)
Approved Pro
Customers say: Quality work
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
21 years of experience

Pedro Galvan Ramirez Plumbing, Inc., is the premier plumbing contractor in the Richmond Area. We finish every job to the customer's standards. Call today for a free quote!

"Pedro is professional, patient and prompt. His skill level is top notch. I'd rehire him in a second."

Rolanda B on December 2018

Pedro Galvan Ramirez Plumbing, Inc., is the premier plumbing contractor in the Richmond Area. We finish every job to the customer's standards. Call today for a free quote!

"Pedro is professional, patient and prompt. His skill level is top notch. I'd rehire him in a second."

Rolanda B on December 2018


ABC Construction
847 Malibu Dr
5.00(
1
)
Approved Pro
ABC Construction
847 Malibu Dr
5.00(
1
)
Approved Pro
22 years of experience
Free onsite estimate

We invite you to experience a tradition of customer satisfaction that will exceed your greatest expectations. Our professionalism and quality workmanship will accurately reflect your taste and lifestyle. From conception to completion, we work with you until the job is done. We are ethical, honest, and easy to communicate with. Call us today you'll be pleased you did. Thank you

"I hired this contractor for a major plumbing job, including fixing a slab leak, concrete replacement, and installing new hot and cold water piping. The work was completed promptly and with excellent results. The contractor's professionalism, engineering background, and clear communication were truly impressive. Highly recommended!"

Sergey G on February 2025

We invite you to experience a tradition of customer satisfaction that will exceed your greatest expectations. Our professionalism and quality workmanship will accurately reflect your taste and lifestyle. From conception to completion, we work with you until the job is done. We are ethical, honest, and easy to communicate with. Call us today you'll be pleased you did. Thank you

"I hired this contractor for a major plumbing job, including fixing a slab leak, concrete replacement, and installing new hot and cold water piping. The work was completed promptly and with excellent results. The contractor's professionalism, engineering background, and clear communication were truly impressive. Highly recommended!"

Sergey G on February 2025


MORENO PLUMBING
8451 UVA DR SPC #33
New on HomeAdvisorNew on Angi
Approved Pro
MORENO PLUMBING
8451 UVA DR SPC #33
New on AngiNew on HomeAdvisor
Approved Pro
Free onsite estimate

MORENO PLUMBING is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests and make their concerns the basis of our business.

MORENO PLUMBING is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests and make their concerns the basis of our business.


Avatar for Bragg Home Services
Bragg Home Services
3345 Industrial Drive, Suite 16
4.81(
32
)
Approved Pro
Bragg Home Services
3345 Industrial Drive, Suite 16
4.81(
32
)
Approved Pro
Super Service Award
Customers say: True professional
Recommended by 90% of Angi customers
Recommended by 90% of HomeAdvisor customers
191 local quotes requested

Please see our Special Offers and Promotions, for a limited time only! Welcome to Bragg Home Services. Since 1968 our company has been providing expert plumbing, heating and cooling services to our many satisfied customers in Marin, Napa and Sonoma counties. Our customers especially like our on-time personalized service, expert skills and up-front fair pricing. We take pride in our ability to respond quickly to your plumbing, heating or cooling problems, with most repairs performed the same day and many within hours of the call. Bragg Home Services takes pride in being the most trusted Mitsubishi Diamond Contractor in Marin, Sonoma, and Napa counties. We provide the highest quality solutions to your heating and cooling needs at the most reasonable price.

"David was super helpful in looking at my Trane furnace and making all of the recommended adjustments. I especially appreciated the timexhextook to assess the health of the heater and suggestions for making some changes to get cleaner air. Also what to expect in the next few years. Bragg has been a reliable partner for my heating and and water heater"

Helen G on May 2025

Please see our Special Offers and Promotions, for a limited time only! Welcome to Bragg Home Services. Since 1968 our company has been providing expert plumbing, heating and cooling services to our many satisfied customers in Marin, Napa and Sonoma counties. Our customers especially like our on-time personalized service, expert skills and up-front fair pricing. We take pride in our ability to respond quickly to your plumbing, heating or cooling problems, with most repairs performed the same day and many within hours of the call. Bragg Home Services takes pride in being the most trusted Mitsubishi Diamond Contractor in Marin, Sonoma, and Napa counties. We provide the highest quality solutions to your heating and cooling needs at the most reasonable price.

"David was super helpful in looking at my Trane furnace and making all of the recommended adjustments. I especially appreciated the timexhextook to assess the health of the heater and suggestions for making some changes to get cleaner air. Also what to expect in the next few years. Bragg has been a reliable partner for my heating and and water heater"

Helen G on May 2025


Avatar for Bragg Home Services
Bragg Home Services
3345 Industrial Drive
5.00(
5
)
Approved Pro
Bragg Home Services
3345 Industrial Drive
5.00(
5
)
Approved Pro
605 local quotes requested
57 years of experience

For over 56 years Bragg Home Services has specialized in offering residential and light commercial plumbing, heating, and air conditioning services to the residents of Sonoma, Marin, and Napa Counties. At Bragg Home Services we know that our customers expect integrity, excellence, value, and commitment. That’s why at Bragg Home Services we hire only the best people, and use only the best products, offering exceptional value, backed by our lifetime workmanship guarantee. Because at Bragg Home Services, your satisfaction is our number 1 priority.

For over 56 years Bragg Home Services has specialized in offering residential and light commercial plumbing, heating, and air conditioning services to the residents of Sonoma, Marin, and Napa Counties. At Bragg Home Services we know that our customers expect integrity, excellence, value, and commitment. That’s why at Bragg Home Services we hire only the best people, and use only the best products, offering exceptional value, backed by our lifetime workmanship guarantee. Because at Bragg Home Services, your satisfaction is our number 1 priority.


Avatar for Same Day Plumbing, Heating, Cooling
Same Day Plumbing, Heating, Cooling
600 American Way
New on HomeAdvisorNew on Angi
Approved Pro
Same Day Plumbing, Heating, Cooling
600 American Way
New on AngiNew on HomeAdvisor
Approved Pro
838 local quotes requested
2 years of experience

Family-owned Same Day Plumbing, Heating, Cooling operates out of Windsor, just north of Santa Rosa. We offer fast, reliable AC repair and installation services, heater repair & installation, and plumbing services, in the North Bay area of California. Our promise to you is always that if we do not fix your system the SAME DAY we arrive… you DON’T pay the service fee. Our home service experts are licensed and insured with more than 100 years of leadership experience. Additionally, we back all of our installation and replacement services with a 24-month, 100% satisfaction guarantee.

Family-owned Same Day Plumbing, Heating, Cooling operates out of Windsor, just north of Santa Rosa. We offer fast, reliable AC repair and installation services, heater repair & installation, and plumbing services, in the North Bay area of California. Our promise to you is always that if we do not fix your system the SAME DAY we arrive… you DON’T pay the service fee. Our home service experts are licensed and insured with more than 100 years of leadership experience. Additionally, we back all of our installation and replacement services with a 24-month, 100% satisfaction guarantee.


Avatar for Oak Plumbing Inc
Oak Plumbing Inc
3852 Industrial Way
4.61(
90
)
Approved Pro
Oak Plumbing Inc
3852 Industrial Way
4.61(
90
)
Approved Pro
Customers say: Super punctual
904 local quotes requested
9 years of experience

Oak Plumbing is a locally owned and operated plumbing company serving Solano, Marin & Contra Costa Counties. We provide options to prevent, repair, and maintain your water system to best fit your family’s needs. Our goal is to bring customer service back to the plumbing industry. We specialize in residential plumbing repair as well as preventative maintenance. We offer up-front pricing and also Pace financing to be able to service everyone equally. We want to fix the cause of the problem, not just the symptom. Safety is extremely important to us which is why all our technicians are fully trained, background checked, and drug tested.

"Excellent. Two employees did the job. Nice guys. Very polite and they were able to complete a complex job on time. I would definitely hire this company if I ever needed a plumber. The guy who sold us on the job was extremely knowledgeable which is why I selected this company."

Michael D on April 2025

Oak Plumbing is a locally owned and operated plumbing company serving Solano, Marin & Contra Costa Counties. We provide options to prevent, repair, and maintain your water system to best fit your family’s needs. Our goal is to bring customer service back to the plumbing industry. We specialize in residential plumbing repair as well as preventative maintenance. We offer up-front pricing and also Pace financing to be able to service everyone equally. We want to fix the cause of the problem, not just the symptom. Safety is extremely important to us which is why all our technicians are fully trained, background checked, and drug tested.

"Excellent. Two employees did the job. Nice guys. Very polite and they were able to complete a complex job on time. I would definitely hire this company if I ever needed a plumber. The guy who sold us on the job was extremely knowledgeable which is why I selected this company."

Michael D on April 2025


Avatar for Amesos Plumbing Inc
Amesos Plumbing Inc
1525 Francisco Blvd E
5.00(
1
)
Approved Pro
Amesos Plumbing Inc
1525 Francisco Blvd E
5.00(
1
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
450 local quotes requested

Amesos Plumbing, Inc. We pride ourselves on the quality work we provide, while delivering great customer service. Check out our services offered and call or click to schedule an estimate today!

"So far so good. Snaking of kitchen sink with very old pipes. Hopefully snake did not poke pipes. Only time will tell. Keeping fingers crossed. They did a good job explaining and triple checked for leaks before they left. Of course they tried to upsell and gave us a metal trap they did not quote us upfront for. We would have chosen it over plastic, but price difference would need to be cleared upfront. That's the only negative. Otherwise, thus far we are very happy with the result. Thank you for coming on such short notice and on time! Super appreciated. 4.5-5 stars."

Susanne P on December 2024

Amesos Plumbing, Inc. We pride ourselves on the quality work we provide, while delivering great customer service. Check out our services offered and call or click to schedule an estimate today!

"So far so good. Snaking of kitchen sink with very old pipes. Hopefully snake did not poke pipes. Only time will tell. Keeping fingers crossed. They did a good job explaining and triple checked for leaks before they left. Of course they tried to upsell and gave us a metal trap they did not quote us upfront for. We would have chosen it over plastic, but price difference would need to be cleared upfront. That's the only negative. Otherwise, thus far we are very happy with the result. Thank you for coming on such short notice and on time! Super appreciated. 4.5-5 stars."

Susanne P on December 2024

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FAQs for plumbing installation for a remodel or addition projects in Napa, CA

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 Napa, CA 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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Budget for main sewer line clog repair costs based on factors such as cleaning method, sewer age, project complexity, permits, labor, and more.
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Apr 21, 2025
Apr 21, 2025
Use this guide to estimate the cost to regrout a shower based on the type of grout, tile size, and more.
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Jun 11, 2025
Jun 11, 2025
Budget for sewer line camera inspection costs based on factors such as sewer length, camera type, method, accessibility, repairs, labor, and more.
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Apr 28, 2025
Apr 28, 2025
Use this guide to budget for bidet installation costs based on factors such as bidet type, attachments, features, parts, labor, and more.
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Apr 30, 2025
Apr 30, 2025
Budget for main water line replacement costs based on factors such as accessibility, depth, length, materials, permits, labor, and more.
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