How To Install A Drop-In Bathroom Sink?

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Last Updated on November 18, 2022 by acechapman

A drop-in bathroom sink have become very popular with DIYers and homeowners and it is easy to install. The sinks are drop-in and can be placed in any existing hole in your counter.

Drop-in sinks have their pros and cons, just like any household product. These factors should be considered by homeowners before deciding on the type of bathroom sink they want. We have compiled a list of the top pros and cons to help you make your decision.

What is a Drop-in Sink and how do you use it?

Drop-in sinks are basins that drop into precut holes in the countertop. This popular design is also known as a top mount, over-mount, or self-rimming. It has a rim that rests on top and supports the sink’s weight. It can be used on any bathroom counter, kitchen counter, or bar that can support its weight. This can be significant if the sink is made of heavy materials like porcelain or cast iron.

Drop-in sinks were once the only choice. It is still the most popular option.

install drop in bathroom sink



Drop-in sinks are a timeless design that is both versatile and durable. Are they the right choice for you? The best way to decide whether or not you want to install a drop-in sink in your bathroom is by learning about the benefits. Let’s take a look at the top features.


Drop-in bathroom sinks can be made from a variety of materials, including stainless steel, porcelain, cast iron, engineered stones, and stone. There are many finishes and styles available to match your space’s aesthetic.

Drop-in sinks can be a great option for those looking to make a quick project out of their bathroom. They are able to match your existing countertops and vanities.


Drop-in sinks are a more popular type of sink and therefore less costly than other home improvements. Drop-in sinks are often half the price of other types of sinks with the same material and size, making them a great option for other sinks.


Drop-in sinks are versatile and cost-effective, but they’re also easy to install. Drop them in place and they will do the rest. Although there are some minor steps, the installation is quick and easy.


Drop-in sinks can be a great option, but there are some disadvantages. Here are some cons to be aware of.


Drop-in sinks can cause more problems than one. First, the rim of drop-in sinks often collects dirt. While your sink will come with caulk to seal the area between the counter and the rim, this caulk can quickly become darkened and stained over time. Caulk can wear away over time leaving you with less maintenance.

Cleaning is not complete without the daily task of cleaning your counters. Many people prefer to clean their counters with water and crumbs. A drop-in sink is equipped with a rim that creates a barrier to prevent you from doing this.


You don’t have the counter space to trim any further if you are short. This sink’s rim can encroach upon your countertop so those with limited counter space might hesitate to use it.

install drop in bathroom sink


Although it is best to consult a professional when installing a bathroom sink, you can install one yourself.

You’ll need the following tools and materials:

  • It can be used as a wrench with no restrictions
  • Faucet kit
  • Screws
  • Flexible water lines
  • Jigsaw
  • Tape for plumbers
  • Silicone/caulk
  • Screwdriver
  • Tape measure

Once you have all the tools you need, you can start installing your sink.


  • Install the faucet first. This will help you align the faucet holes to your sink.
  • After you’ve installed the faucet, it is time to install the sink. Place it carefully. Connect all lines to your drain piping.
  • After you have installed your sink, lines, and piping, you can place the sink.
  • Use the brackets included with your sink to secure it. Screw them into the underside of the counter. Make sure you have the correct length screw to avoid damaging the top of your counter.
  • After the sink is in place, apply a thin layer of silicone or caulk to the outside edge. This will stop water from getting into your cabinet below. Use a paper towel to smoothen the caulk and then remove any access.

Wrapping up

A new bathroom sink can bring life to your space. Although sink installation may seem simple, it is best to hire a professional. This will save you time and prevent you from making countless trips to your local hardware store. It will also ensure that the job is done correctly. You can now enjoy your bathroom without worrying about anything.

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