What grout is best for showers?

Author: Russell Leannon  |  Last update: Tuesday, July 8, 2025

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.

What is the best type of grout for a shower?

Because it is so reliable and durable, many experienced and knowledgeable contractors will use epoxy grout for tiles and mosaics that will be in moist, damp areas, including outdoor environments and even in swimming pools. Waterproof epoxy grout is ideal for showers and bathrooms because of its bonding power.

Do you use sanded or unsanded grout in a shower?

Joint Width: Sanded grout is ideal for joints wider than 1/8 inch. It provides better durability and prevents cracking in wider joints, which are common in shower installations. Strength: Sanded grout is stronger than unsanded grout, making it more suitable for areas exposed to moisture and movement, like a shower.

Is epoxy grout best for showers?

Epoxy grout is a great option for showers because it is resistant to stains, never needs sealed, and won't shrink or crack over time. Plus, it will make your shower floor or walls practically waterproof. For more tips on this project visit: https://www.homerepair...

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.”

Choosing Grout for a Tile Shower

What is the longest lasting grout?

Epoxy grouts are the most durable of all grout choices because they are resistant to stains and water damage, and will hold up against harsh cleaners (please don't use harsh acidic cleaners on our tile!).

What is the best bathroom grouting?

Cement-based grouts are water resistant but are not impervious to water and darken when wet, so for a truly impervious grouted joint which doesn't change colour when wet, the use of an epoxy grout is recommended, giving you high stain, abrasion and chemical resistance.

What are the downsides of epoxy grout?

Keep in mind that once mixed,it gives very limited time to work with the grout. Using an epoxy grout is more time-consuming than the conventional cement grout. The cost of the material and its installation is high. Another drawback of epoxy grout is that if exposed to sunlight, it may turn yellow over a period of time.

How long does epoxy grout last in a shower?

How long will epoxy grout last? An epoxy tile grout, such as SPECTRALOCK PRO Premium Grout, can last up to life of the installation depending on the grout chosen and the application type when properly applied and cared for using a suitable maintenance program.

Can I put epoxy grout over old grout?

epoxy grout is a great choice when you are ready to re-grout a tile project. Because epoxy grout is so much stronger than other types of grout (particularly cement grout), you won't even need to remove all of your old grout. You can apply new grout right over the top of the old grout.

Can you use any grout for shower?

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.

Should you seal unsanded grout in shower?

Sanded and unsanded grout needs a sealer; epoxy grout doesn't. Shower grout should be resealed every year.

Is sanded or unsanded grout better for showers?

While you can use either sanded grout or unsanded grout for vertical tile such as bathroom or shower walls, unsanded grout provides a better working material. It sticks better to vertical surfaces with less of the slump associated with sanded grout.

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 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.

What is the best epoxy grout for showers?

Laticrete SpectraLOCK Pro Premium Epoxy Grout

Laticrete is a trusted name in the industry, known for its high-quality grout products. SpectraLOCK Pro Premium Epoxy Grout offers exceptional durability, water resistance, and stain resistance.

How often should shower grout be replaced?

Moisture and direct water contact contribute to grout deterioration over time, and eventually, the tiles will crack. This is why you should consider regrouting shower tiles every six months. This is a quick and budget-friendly fix that can restore your bathroom's previous glow immediately.

Can you pressure wash epoxy grout?

High-Pressure Cleaning:

Avoid using high-pressure washers or steam cleaners directly on epoxy grout. The intense pressure could damage the grout's surface and compromise its stain-resistant properties.

Does mold grow on epoxy grout?

Epoxy grout is non-porous and resists mould and mildew growth. This makes epoxy grout ideal for wet areas such as bathrooms and kitchens.

Is epoxy grout 100% waterproof?

In fact, when it comes to the epoxy grout vs. regular grout debate, epoxy is always noted for its elasticity and durability. It does not decay with time and is completely weatherproof, moving with the building as weather influences the foundations and walls.

Why is epoxy grout so hard to use?

Epoxy grout is more difficult to apply than traditional grout. It takes longer to apply and sets quickly, so must be applied in stages. Tiles must also be cleaned thoroughly before applying epoxy grout.

What grout should be used in a shower?

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.

Can you grout over old grout?

You don't have to remove all of your old grout to apply the new grout. The new grout can be applied right over the top of the existing grout. You will need a grout removal tool, which is a small tool with a sharp blade capable of chipping away the grout.

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.

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