4.9/5 — 2,000+ Five-Star Reviews

Kitchen Sink Installation and Replacement
Professional Kitchen Sink Installation Across the Bay Area

Replacing an old kitchen sink or installing a new one during a remodel? United HVAC, Plumbing & Electrical handles sink installation, drain connections, faucet hookups, and plumbing adjustments throughout the Bay Area. We check the fit, connections, and drainage before completing the installation.

(408)539-6936

⚡ Average response: under 60 min

Need Kitchen Sink Installation and Replacement?

(408)539-6936

No hidden costs
Same-day service
Fully licensed and insured
6000+ completed jobs

Google Rating

4 .9★

Five-Star Reviews

1900 +

4.9/5 Rating

2,000+ Reviews

Licensed & Insured

CA Licensed

Same-Day Service

24/7 Emergency

25+ Years

Bay Area Experts

6,000+

Jobs Completed

Simple Process

How It Works

1

Call Us 24/7

Reach us anytime at
(408)539-6936.

2

Same-Day Dispatch

A licensed technician arrives at your home, often same day.

3

Diagnose & Fix

Upfront pricing before work begins. No hidden fees, ever.

4

100% Satisfaction

We stand behind every job with our satisfaction guarantee.

Kitchen Sink Installation for Your Home

A kitchen sink has to fit the countertop, connect correctly to the drain, and work with the existing faucet and plumbing. Even a straightforward replacement can require adjustments when the new basin has a different depth, mounting style, or drain position.

United HVAC, Plumbing & Electrical provides kitchen sink installation and replacement throughout the Bay Area. We assess the existing setup, check compatibility with the new sink, and explain any plumbing changes needed before installation.

Kitchen Sinks We Install

Drop-In Sinks

Drop-in, or top-mount, sinks rest on the countertop and are commonly used when replacing an existing kitchen sink. A like-for-like replacement can be relatively straightforward when the dimensions and cutout match.

Undermount Sinks

Undermount sinks attach beneath the countertop, creating a clean transition from counter to basin. Proper support, mounting hardware, and sealing are especially important because the sink’s weight is carried below the counter.

Single-Bowl and Double-Bowl Sinks

The number and position of drain openings affect the plumbing beneath the sink. Switching from a double-bowl sink to a single-bowl model, or vice versa, may require changes to the drain assembly.

Farmhouse and Apron-Front Sinks

Farmhouse sinks often require additional cabinet support or countertop preparation. We can assess the plumbing connections and installation requirements, including whether separate cabinet or countertop work is needed.

What Does Kitchen Sink Installation Include?

The work depends on the sink model and existing plumbing. A typical installation involves checking the fit, disconnecting the old fixture, securing the new sink, and connecting the drain and water supply components.

During the installation, we assess:

Sink dimensions, mounting method, and countertop opening
Drain position, basket strainer, tailpiece, and P-trap
Hot and cold water supply connections
Existing shutoff valves and accessible piping
Faucet compatibility and mounting requirements
Garbage disposal and dishwasher drain connections, where applicable
Water flow, drainage, and leaks after installation

If the project also involves a new faucet, we can discuss faucet installation as part of the work. For a new food waste disposer, see our garbage disposal installation and replacement service.

Replacing an Existing Kitchen Sink

Not every sink replacement requires major plumbing changes. If the new sink matches the existing countertop opening and drain layout, the work may be limited to removing the old fixture, installing the replacement, and reconnecting the plumbing.

A deeper basin, different drain location, or new mounting style can make the project more involved. Before installation, it’s worth checking whether there is enough room beneath the sink for the P-trap, garbage disposal, and other connections.

We review these details before recommending changes to the existing plumbing.

Kitchen Sink Installation Cost

The cost of kitchen sink installation depends on the sink type, mounting method, and condition of the existing plumbing. Replacing a standard drop-in sink usually involves different work than installing an undermount or farmhouse model.

Factors that can affect the price include:

Removal of the existing sink
Sink size, weight, and mounting requirements
Changes to the drain or supply connections
Faucet or garbage disposal installation
Condition of shutoff valves and existing pipes
Any required countertop or cabinet modifications

We assess the installation requirements and explain the scope of work and pricing before the job begins.

When a New Sink Is Not the Solution

Sometimes the sink itself is in good condition, but the plumbing underneath needs attention. Water around the cabinet base may come from a loose drain connection or leaking supply pipe rather than the basin.

If the issue is limited to damaged plumbing, water pipe repair may be more appropriate than replacing the entire sink. Similarly, slow drainage caused by a blockage may call for drain cleaning.

A proper assessment helps avoid unnecessary fixture replacement.

Kitchen Sink Installation Across the Bay Area

United HVAC, Plumbing & Electrical serves homeowners in San Jose, Santa Clara, Sunnyvale, Cupertino, Mountain View, Palo Alto, and nearby Bay Area communities.

Planning a kitchen remodel or replacing an outdated sink? Contact our team to discuss the new fixture, existing plumbing, and installation requirements. You can also learn more about our plumbing services in San Jose.

Call (408) 539-6936 to schedule kitchen sink installation.

100% Satisfaction Guarantee

If you're not completely satisfied with our work, we'll come back and make it right — free of charge. That's our promise to every customer.

Signs You Need Kitchen Sink Installation and Replacement

Water seeping through the seal between sink and counter
Rusty or chipped basins that are hard to keep clean
Incompatible sink depth for new disposal units

Persistent odors coming from under-mount seams
Cracked porcelain or scratched stainless steel surfaces

Call Us Today

(408)539-6936

Available 24/7 • No trip charge • Free estimates

Why Choose United HVAC

25 years of experience
Same-day service
1+ year warranty
6000+ completed jobs
0% interest financing and discounts
Fully licensed and insured
Well reviewed and highly trusted
No hidden costs
We work 365 days a year

Got Questions?

Frequently Asked Questions

Can you install a kitchen sink I purchased myself?

We can review the sink model you've purchased and check whether it fits the existing countertop and plumbing. Before scheduling installation, it's helpful to provide the brand, model, dimensions, and photos of the area beneath your current sink.

Can I replace my kitchen sink without replacing the countertop?

Often, yes. If the new sink fits the existing cutout and uses a compatible mounting method, the countertop may not need to be replaced. A different sink size or style can require modifications.

Does kitchen sink installation include the faucet and garbage disposal?

Faucet installation and garbage disposal replacement can be discussed as part of the same project. Whether they are included depends on the existing setup and the agreed scope of work.

How long does kitchen sink replacement take?

Installation time depends on the sink type, mounting method, and whether the drain or supply connections need to change. A like-for-like replacement is generally simpler than installing an undermount or farmhouse sink that requires additional preparation.

What if my kitchen sink is leaking underneath?

A leak beneath the sink does not always mean the basin needs replacement. The problem may involve a drain connection, basket strainer, shutoff valve, or water supply line. We can assess the affected components and determine whether a plumbing repair or sink replacement is appropriate.

Related Services

Other Plumbing Services

Leak Detection

Advanced leak detection technology to locate hidden leaks and prevent water damage.

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Water Pipe Repair

Expert water pipe repair and replacement to restore your plumbing system.

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Faucet Installation

Professional faucet installation and replacement for kitchens and bathrooms.

Learn More

Kitchen Sink Installation

Complete kitchen sink installation including plumbing connections and fixtures.

Learn More

Garbage Disposal

Garbage disposal installation, repair, and replacement services.

Learn More

Shower Repair & Replacement

Shower repair and replacement services including valves, heads, and enclosures.

Learn More

Toilet Installation & Repair

Toilet installation, repair, and replacement for all makes and models.

Learn More

Gas Line Repair & Installation

Licensed gas line repair, installation, and leak detection for safety and compliance.

Learn More

Reverse Osmosis System Installation

Under-sink and whole-home reverse osmosis system installation for clean drinking water.

Learn More

Explore Our Other Services

Google Reviews

Yelp Reviews

      
   United HVAC, Plumbing & Electrical
   927 Google reviews 
  Write a review 
  
 
 
   
 
 
       Posted on Google  
   
   Julia Garcia 
 
 
 
 Trustindex verifies that the original source of the review is Google. Called to have my sump pump reassemble and secured . Thank you  Beck for a  job well done.☺️
  
 
      Posted on Google  
   
   Jasko Huseinovic 
 
 
 
 Trustindex verifies that the original source of the review is Google. Manuel was great, experienced at his job Got everything fixed in timely manner, well behaved professional and very respectful I’d recommend him any day
  
 
      Posted on Google  
   
   Shailesh Phansalkar 
 
 
 
 Trustindex verifies that the original source of the review is Google. Anton did an amazing job. Needed to replace the old  shower valve.
  
 
      Posted on Google  
   
   Col Liz Perez 
 
 
 
 Trustindex verifies that the original source of the review is Google. I had an impossible tub spout repair. Other plumber said to break through my custom bath tile and kitchen cabinetry to replace the fitting. Ren B. from United researched the fitting and within three minutes removed it—no tile or cabinet cutting required. To top things off, Ren was so courteous and kind. I highly, highly recommend Ren and United for their honesty, fast work, and professionalism. 5+ stars!
  
 
      Posted on Google  
   
   Sj Brownman 
 
 
 
 Trustindex verifies that the original source of the review is Google. I had a great experience with Cris! He came out to replace the cartridge in my shower and did an excellent job. He was professional, knowledgeable, friendly, and explained everything clearly throughout the process. The replacement was done quickly and efficiently, and my shower is working perfectly now. I really appreciate his attention to detail and great customer service. I would definitely recommend Cris to anyone looking for a reliable and trustworthy plumber!
  
 
      Posted on Google  
   
   Maria xo 
 
 
 
 Trustindex verifies that the original source of the review is Google. I had a great experience with Cristopher Villa. He came out to diagnose an error code on my tankless water heater and was able to identify the issue. During his inspection, he also noticed that the unit was leaking and brought the problem to my attention. Cristopher provided me with three different options to address the issue and explained each one clearly. He also made sure the recommended setup included all the necessary add-ons and safety components to ensure the installation would be up to code. Very professional and knowledgeable service.
  
 
      Posted on Google  
   
   Leonel Mendoza 
 
 
 
 Trustindex verifies that the original source of the review is Google. I had a great experience with Cristopher Villa. He did an excellent job redoing the plumbing underneath my kitchen sink and making sure everything was properly connected and working as it should. He also snaked the kitchen drain line to address a recurring blockage. Cristopher was professional, knowledgeable, and took the time to make sure the issue was completely resolved. After the work was finished, the kitchen sink was draining properly again with no issues. I would definitely recommend Cristopher Villa to anyone looking for reliable and professional plumbing service.
  
 
      Posted on Google  
   
   Adam Cataldo 
 
 
 
 Trustindex verifies that the original source of the review is Google. I like the service. They charged me a flat rate, which was nice because it ended up taking longer more the plumbing work than I expected
  
 
      Posted on Google  
   
   Lisa Lloyd 
 
 
 
 Trustindex verifies that the original source of the review is Google. Pasha was prompt, focused and organized. Very professional- he knew exactly how to install our new water drop filter system. We are very happy with his work!
  
 
      Posted on Google  
   
   Xinxin Yang 
 
 
 
 Trustindex verifies that the original source of the review is Google. Very professional and friendly. Solved my AV issue quickly! THANK YOU!