What kind of grout should I use in my bathroom?

Author: Clement Lind  |  Last update: Friday, May 2, 2025

Acrylic Grout: Acrylic grout is a great option for wet areas like decks and showers. It's intended to be mildew-resistant and retains its color well. Epoxy Grout: Epoxy grout is less do-it-yourself-friendly than other types. It's a common choice for countertops due to its hardness.

What type of grout is best for bathrooms?

Epoxy grout is often recommended for showers because it is highly resistant to water and moisture. Epoxy grout is a durable, stain-resistant material that forms a strong bond and provides a waterproof barrier.

What kind of grout do you use for bathroom walls?

These are essential in wet rooms and the code of practice now requires that a tanking membrane or cement board system should be used in any wet areas to protect backgrounds from any possible water damage. Grouts can almost follow suit, however, these days a flexible grout with anti-mould is the standard choice.

Should you use sanded or unsanded grout in a bathroom?

While you can use either sanded grout or unsanded grout for vertical tiles such as bathroom or shower walls, unsanded grout sticks better to vertical surfaces with less of the slump associated with sanded grout. Also, if you have a minimal width between each tile, you'll want to go with unsanded.

What is the best waterproof grout for bathrooms?

Epoxy grout is a great choice for showers and moist environments. Epoxy grout is water resistant and made from resins and fillers that help it work like a sealing adhesive.

This Grouting Mistake will Ruin Your Tile Job

What grout do professionals use?

Jim Whitfield, manager of Technical Services at Mapei told industry professionals, “Because epoxy grout is so tough, it wears extremely well. It doesn't wear down over time and become a tile gutter—like cement grout can—where all the dirt and liquid and junk collects.”

How do I choose bathroom grout?

Choosing a grout color that's the same color as the tile will help make the space feel larger. For example, choosing white grout to go with white tiles, such as subway tile in a bathroom, visually opens up the room. White also looks good with gray, blue-gray and light gray tiles.

Should I use light or dark grout in the bathroom?

Generally speaking, white or light grout isn't as forgiving of discolorations and staining, and ends up requiring extra upkeep to make it look good. Darker grouts, on the other hand, can hide typical stains better, but they're more likely to fade or stain from cleaners.

Can you grout over grout?

You can apply new grout right over the top of the old grout. To do this, all you need is a grout removal tool. Use the tool to strike out the old grout, making sure the depth is at least 2mm, which is about the thickness of two dimes stacked one on top of the other.

What is the best grout for beginners?

Premixed flexible grouts are ready-to-use products that don't require any additional mixing. They're made with either acrylic or urethane resins and offer excellent flexibility and water resistance. These grouts are ideal for DIY projects as they're easy to apply and clean up as you go.

How long do I have to wait to shower after grouting?

It is recommended to wait 3 days before using the shower.

What is the best grout filler for bathrooms?

When it comes to grouting bathroom tiles, the best joint filler for bathroom is epoxy tile grout! Unlike cementitious grouts, epoxy grout offers superior durability and resistance to stains, chemicals, and moisture.

What is the most durable grout?

Epoxy Grout

Mixing also starts the grout setting up, so it has to be applied quickly in small batches. Epoxy grouts meet or exceed industry standard, ANSI A118. 3. Epoxy grout is considered the most durable and robust of all the grouts and has superior stain and chemical resistance.

What can I use instead of bathroom grout?

Typically, you should use caulk in bathrooms due to its flexible, waterproof, and non-porous composition. Caulk is also easier to remove and replace when necessary, which will minimize damage to your fixtures.

Do you have to dig out old grout before regrouting?

Before you decide to regrout, evaluate the state of the existing grout. If it's severely damaged, crumbling, or has mold, it may be necessary to remove it entirely.

What should you not use on grout?

Remember the tip on avoiding bleach, ammonia, and other harsh chemicals to clean grout. It would be best if you also avoided vigorous scrubbing. A rough brush and too much elbow grease will remove the dirt, but it could also remove the grout. Another way to prevent grout damage is to use a squeegee on shower walls.

Do grout pens work?

This really works! The grouting around the tiles in our kitchen and bathroom was looking very tried with several black damp spots. The grout pen covered it all in one coat and was very simple and quick to use. We added an extra coat on the very stained sections and now it all looks like fresh grouting.

Why do tilers hate black grout?

It's important to remember that black grout can be very messy and difficult to clean up. Grout is similar to kinetic sand in texture—it's gritty, and it can go everywhere, even with the most experienced professional. And because there's such a contrast between the tile and grout color-wise, any mistake will stand out.

How do I keep my bathroom grout from turning black?

Now your mould is gone how can you prevent it returning?
  1. Keep your bathroom or affected area well ventilated; keep windows open or your extractor fan on for 20 minutes after a shower or bath.
  2. Hang bath towels to dry after use.
  3. Apply mould preventing solutions as above regularly.
  4. Keep your tiles clean.
  5. Seal your grout.

What is the best color grout for a bathroom?

Neutral grouts are a great happy medium and safe bet for a bathroom grout color. They are easy to clean and take care of, they add a more warm and relaxing feeling to bathrooms, and they sink into the background to let intriguing bathroom tile designs and colors shine.

Is sanded or unsanded grout better for bathrooms?

Unsanded Grout is Better for Vertical Surfaces

Unsanded grout's polymers, along with its lack of sand, make it stickier than sanded grout, helping it stay in vertical grout lines without slumping. This makes it much easier to achieve great results when grouting shower walls and backsplashes.

Does Lowes sell epoxy grout?

Among 90 choices, these Epoxy Grout have the highest satisfaction ratings with Lowe's customers. While these might be the highest rated, what you choose should fit your needs, so consider additional features such as Brand, For Use with Shower Walls and For Use with Bathroom Walls when making your selection.

What grout is best for showers?

Epoxy grout: Waterproof, durable, stain- and shrink-resistant. The best grout in shower walls, backsplashes and other surfaces susceptible to moisture or stains. Ideal for use with unglazed and other tiles.

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