Top-rated plumbing installers for a remodel or addition.

Get matched with top plumbing installers for a remodel or addition in Covina, CA

Enter your zip and get matched with up to 3 pros

Matching on HomeAdvisor

Share some details icon
Share some details about your home project.
Match with local pros icon
Within moments, match with highly-rated local pros.
Compare quotes icon
Compare quotes and choose the best pro for the job.

Find Plumbing installers for a remodel or addition in Covina

Avatar for Western Rooter & Plumbing
Western Rooter & Plumbing
4.8(
170
)

Serving Covina, CA and surrounding areas

Approved

In business since 1981

Free estimates

Emergency services offered

"Hats off to Daniel W. from Western Rooter who installed a water filtering system in my garage. Right from speaking with him on the phone, he was courteous, friendly, and very knowledgeable in his craft. You would think that companies would offer you their premium package right from the beginning but not Daniel. Instead, he asked what I was looking for and took the time and effort to send me multiple filtering systems (including Amazon choices) to choose from. This gesture tells you that he is looking for the customer's best interest at hand which is outstanding. Once I selected my choice, he thoroughly explained the contract and servicing process as well as answered all the questions I had. No big complicated words or complex contracts to decipher but simple and easy was the way Daniel pitched it. All in all, Western Rooter needs to hire more professional, knowledgeable, and charismatic people like him as he is a prime example of excellent customer service. I plan to use his services in the future and will definitely refer him to neighbors, friends, and family. Thank again Daniel W."
Ruben installs a new drainage system under a customers home. Working in a crawl space is rough, but we do what is needed.
Backing up? Got roots? Blast those roots out with a Hydro Jetter! We use a wart hog nozzle that combines controlled rotation with a unique 8 jet cutting configuration optimized for removing roots. It’s better with a jetter! Call us! We got this! ??
Sewer Line Camera
No drain clog too big or small, Western Rooter covers them all!
Justin clearing a Kitchen sink back-up after the Memorial holiday.
HALO 5 whole house water filtration system.

+542

Response time7 hrs
Response rate98%
20 neighbors recently requested a quote
Avatar for Plotke Plumbing inc
Plotke Plumbing inc
4.5(
195
)

Serving Covina, CA and surrounding areas

Approved

In business since 1988

Emergency services offered

Credit card accepted

"Great. The plumber arrived right on time and got to work quickly. The fees were very reasonable - I had braced for much worse, and I got a discount b/c of the Angie's List membership. Highly recommended."
after Install
Before Install
Recommended by91%of homeowners
Avatar for Alpine Plumbing, Heating, and Air
Alpine Plumbing, Heating, and Air
4.7(
35
)

Serving Covina, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2014

Free estimates

Emergency services offered

"Alpine plumbing replaced my main water line for a great price and in a very timely manner. They are very professional and would %100 recommend if you need any plumbing repairs done."
Plumbing - Drain Cleaning Project
Sewer cleaned of roots and ready for lining
Prepping pipe for lining by removing massive roots
Mixing resin for liners, this resin gardens to create a solid pipe
Sewer robot in the pipe

+26

Response time10 hrs
11 neighbors recently requested a quote
Recommended by70%of homeowners
Avatar for GG's Plumbing, Inc.
GG's Plumbing, Inc.
5.0(
6
)

Serving Covina, CA and surrounding areas

Approved

In business since 2025

Free estimates

Credit card accepted

"We had a great experience with GG’s Plumbing at our cabin in Lake Arrowhead. We originally hired them to install a whole-house water shut-off system, and the job was done quickly and professionally. While they were there, the team noticed that our pipes weren’t properly insulated — something that can obviously become a real issue in the mountains during winter. What I appreciated most was their approach: they didn’t pressure us at all. They simply explained the risk, gave us the option to fix it now or later, and let us decide. That kind of honesty goes a long way. We chose to go ahead and have the insulation done, and I’m glad we did. Their team was easy to work with, the communication (mostly through text) was fast and clear, and everything was handled smoothly. Reliable, knowledgeable, and straightforward — I would absolutely recommend GG’s Plumbing."
Water repipe
Water repipe
2 neighbors recently requested a quote
AGL Plumbing & Construction, Inc.
5.0(
3
)

Serving Covina, CA and surrounding areas

Approved

In business since 2017

Free estimates

Credit card accepted

"After getting different quotations from different construction companies, even Home depot, AGL gives us reasonable pricing options. They did such a good job on remodeling two of my bathrooms we had a special request canceling a door and opening another, and the outcome was amazing. We went from having one bathroom and a half to two full bathrooms. After seeing the amazing job that they did with the bathroom we decided to also remodeling our kitchen with them it was the best decision."
Response time8 hrs
Recommended by66%of homeowners
Avatar for All Plumbing & Air Solutions
All Plumbing & Air Solutions
New to Angi

Serving Covina, CA and surrounding areas

Approved

In business since 2023

Free estimates

All Plumbing Solutions 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.

All Unit Replacement
Response time20 mins
Response rate86%
Avatar for Socal Express Restoration and Construction Inc.
Socal Express Restoration and Construction Inc.
New to Angi

Serving Covina, CA and surrounding areas

Approved

In business since 2020

Free estimates

Emergency services offered

We are an ethical, honest and professional company. We are easy to communicate with. Always working with you until the job is done right and to your specifications. When working with our company you can expect integrity, prompt service and superior customer service. Always leaving the job site clean . We take pride in our services and enjoy making clients repeat clients. You can count on us to get the job done right the first time. We will meet with you at your convenience and will not keep you waiting. \n\nCall us today for your free estimate. You'll be pleased you did. Thank you

Response time2 days
...
Showing 1-10 of 300
FAQs for plumbing installation for a remodel or addition projects in Covina, 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 Covina, 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.