How do you remove an undermount sink from granite?

Asked By: Tenisha Mauersberger | Last Updated: 10th January, 2020
Category: home and garden home appliances
4.4/5 (205 Views . 36 Votes)
Undermount Sink Removal
  1. Place a length of 2-inch-by-4-inch wood across the sink top.
  2. Access the sink by laying underneath it within the kitchen's cabinetry.
  3. Squeeze caulk remover into the connection between the sink's rim and the granite countertop.

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Also asked, can you replace an undermount sink in a granite countertop?

The short answer is yes it can be replaced. However, I do recommend having a granite contractor do the replacement. The adhesive used to hold the sinks under the top is very strong once adhered. Also, the granite may have to be cut and polished to line up with the new sink properly.

Subsequently, question is, do you install undermount sink before countertop? It's very important to install an undermount kitchen sink before the countertop slabs are set down. Once the countertop slabs are set down, you usually will not be able to fit the sink through the hole, and you won't be able to properly seal between the sink and the underside of the countertop.

Furthermore, which is better undermount or drop in sink?

Undermount Sink Pros Easier to clean - With an undermount sink, there's no lip between the edge of the sink and the the countertop where food particles and dirt can get stuck. Better quality - Undermount sinks are usually better quality than drop-in sinks because they're designed for high-end kitchens.

How do you remove a glued undermount sink?

Insert the edge of a utility knife on the underside of the counter where it meets the sink's rim and begin slicing through the caulk holding the sink in place. Keep one hand on the bottom of the sink to keep it from falling away quickly and cut all the way around the sink's edge.

31 Related Question Answers Found

How are undermount sinks attached?

Undermount sinks are typically attached with a two-part epoxy adhesive and sealed with silicone caulking around the perimeter. Make sure to get a professional or someone who knows what they're doing. Most professionals can install an undermount kitchen sink in 30 minutes or less.

How do you fix a crack in a porcelain sink?

How to Repair a Ceramic or Porcelain Sink
  1. Step 1: Clean the Sink. Remove dirt, grime and residue from the sink, using water, household all-purpose cleaner and a sponge.
  2. Step 2: Sand the Damaged Area.
  3. Step 3: Apply Repair Compound.
  4. Step 4: Apply Porcelain Touch-up Paint.
  5. Step 5: Replace Sink (Optional)

Can you replace an undermount sink with a drop in?

Yes an undermount sink can easily be converted to a drop in sink. If you can find one that is close to spec all that you have to do is drop it in and secure with silicone.

How do you attach an undermount sink to wood?

Install a pair of flat under-mount sink clips, evenly spaced, at one side of the rim. To do this, hold a clip against the underside of the rim and perpendicular to the side of the sink, then drive a 1-inch wood screw through the machined hole in the clip and into the underside of the countertop.

Can you cut granite countertops after they are installed?


After many years in the countertop industry, we've come across many homeowners asking if their granite countertop can be cut or modified to fit their new cooktop, fridge or new sink. Surprisingly, the answer is yes, this can be achieved, with the help from Surface Link of course!

Can you replace a kitchen sink without replacing the counter?

Can they get the old sink out and a new one installed without damaging the granite countertop? A: It's possible for a plumber to make that switch with the sinks without too much trouble, although your sink will have to be out of service for a day or two.

How much does it cost to install undermount sink?

Installation is typically around $200. Undermount Sinks: These lack the distinctive lip that's associated with more traditional styles. Undermount sinks are mounted under the countertop and sealed with a high strength epoxy or durable silicone caulk to prevent leaking. This installation costs about $230.

Can you remove an undermount sink from quartz countertop?

Just make sure the replacement sink takes the same size hole that you have in the counter already. If it is not part of the countertop then it can be removed with no problem. Doesn't matter whether it's surface mount or undermount.

How do you seal a granite sink?

Flexible caulk helps steel sinks make a tight seal.
  1. Clean the granite countertop with rubbing alcohol to remove any residues that might prevent the caulk from making a good seal.
  2. Trace the outline of the sink on the counter.
  3. Set the sink back in place on top of the caulk, then wipe up any excess with rags.

Can you undermount a cast iron sink?


For cast iron kitchen sinks, we build a cradle ¼ inch lower than the cabinet to hold the sink. For undermount vanity sinks, we use four clips and silicone. They are also the only sinks we overhang with the granite/marble. For vessel sinks, we require the faucet to be cut to a vessel sink cut out.

What adhesive is used for undermount sink?

While tile caulking seals the seams where tile, marble or granite meet the upper edges of the sink, using an adhesive at the underside of the countertop ensures a proper installation. The job requires a handful of under-mount sink clips, a tube of silicone adhesive and a few everyday hand tools.

How do you mount a cast iron sink?

How to Install a Cast Iron Sink
  1. Measure and mark out the cut for the sink hole in the countertop and surrounding cabinetry by measuring the width and length of the bowl(s).
  2. Cut the sink hole out of the countertop using the previously marked line as an indicator.
  3. Prepare the extra supports for the cast iron kitchen sink.

How do you clean an old cast iron sink?

Here's how to clean that cast iron sink.
  1. Rinse the sink thoroughly after each use.
  2. Dry it completely after each use.
  3. Clean the sink with non-abrasive cleaners. Avoid using steel wool, wire brushes and abrasive sponge pads.
  4. Put a past of baking soda and water on any stains [source: Friendly Plumber].

Do undermount sinks need clips?

PERFECTLY SECURE YOUR SINK: Sink clips provide stability to anchor any undermount sink in place! Use On Undermount Kitchen Sinks & Undermount Bathroom Sinks. EASY TO INSTALL: NO DRILLING or SCREWING into countertop or cabinets preventing any chance of damaging, cracking or splitting. No special tools needed.

How do you drill holes in granite?


It takes time to penetrate the hard stone.
  1. Put on gloves, safety goggles and a dust mask.
  2. Measure the diameter of the hole you need.
  3. Measure the location of the new fixture.
  4. Lay a piece of duct tape over the mark, transferring the mark to the duct tape.
  5. Attach a diamond-tipped hole saw bit to your power drill.

How do you attach granite countertops?

glue granite countertops down
With others helping, lift the granite and put half-dollar dollops of silicone around the perimeter of the cabinets (space about every 6" to 12"). Place a bead of caulk around the sink rim. Apply second bead on top of sink rim to waterproof the gap between the sink and the countertop.