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12 Best Shower Grout Sealer In 2024

Bob Vila
  Mar 4, 2024 11:30 PM

We independently study, test, and review 12 Best Shower Grout Sealer products before making recommendations. We’re testing the Aqua Mix, Miracle Sealants, Red Devil, The Floor Guys, Storm System, AQUA-X, Serveon Sealants, FILA Surface Care Solutions, Rainbow Chalk Markers Ltd, PECTRO  for a for a future update to this guide.


A grout sealer is what you're looking for. If this is the case, you've probably noticed that there are a variety of options available.

There are a variety of features to bear in mind while purchasing any given goods.

You can discover grout sealers with a water base and those with a solvent base, for example.

We'll get into the specifics of why this is significant in a moment.

We'll go over all you need to know about grout sealers in this article. There are several different types of grout sealers, and we'll explain what each one is and what to look for when purchasing one. Keep reading to learn more!

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Last update on 2024-03-04 / Affiliate links / Images, Product Titles, and Product Highlights from Amazon Product Advertising API

Buying Guide

When shopping for grout sealant, keep a few things in mind. Your tiles' stability, appearance, and longevity are all guaranteed with a grout sealer. You should consult a Grout sealing buying guide to choose which products are worth the investment.

Solvent Based

Solvent-based grout sealers are ideal for showers, where most people like the look and feel of tile. Solvent sealers use molecules that are much smaller than water molecules. So that the sealer doesn't get damaged, this helps to keep water out. As a result, your bathroom's tiles will last longer and you won't have to worry about water damage in the future.

Where You Wish To Install The Tiles

Choosing the best Grout Sealer requires consideration of this as well. A stain-resistant sealant is recommended if you want to use it in a kitchen where oil spills are a possibility. This keeps the tiles from staining, which helps keep the kitchen clean. It's also a breeze to maintain. It will be even better if the sealer is water-based because it won't leave a stench. After the tiles had cured, the water-based solution had evaporated. As a result, you can enjoy the benefits of a natural-looking and -smelling kitchen or house.

Sealer With Volatile Solvent

A smelly grout sealer will not only make your house smell bad, but it will also have negative consequences on the people who live there. For health reasons, you must choose a Grout sealer that has a volatile solvent in it, as children and pets are less tolerant of this odour. When the solvent has evaporated, the house will be safe for everyone to enter.


The durability of the sealant is the most critical component. For every dollar you spend on a Grout sealer that isn't long-lasting, you'll end up having to redo your entire kitchen or bathroom floor again in the near future. Look at the product's warranty period before making a purchase decision. There is no need to worry about the tiles needing to be reapplied if they have a five-year warranty.

Material Matching

The type of Grout sealer you use should be based on the type of material you're sealing. Grout sealers come in a variety of varieties to accommodate the varied types of flooring. Solvent-based sealers are required for marble, tile, and polished granite. Water-based sealers are required for materials including brick, clay, and slate. As previously mentioned, this is due to differences in chemical composition between grout sealer and the flooring substance itself.

Types of Grout Sealers

You may be surprised to learn that there are a number of grout sealers to choose from for your job. A sampling of the most typical varieties is included in the list below.

Applicator Sealer

Applicator sealers are some of the most common grout sealers on the market today. A tip on the front of the tube is what you use to spread the grout on a surface. For smooth and consistent grout application, this tip may also have a sharp edge.

Spray Sealer

As its name suggests, a spray sealer is applied by spraying. It is great for some people to utilize spray sealers since they prevent major messes from occurring. Because you don't have to apply it by hand like with an applicator sealer, these are typically seen as easier to use than traditional sealers.

Membrane Sealer

If the grout surrounding doors and entryways has been discolored due to filth or heavy use, then a membrane sealer is ideal. Grout won't be protected if membrane sealers are used in high-water areas like the kitchen or the shower, so don't use them there. Aside from the fact that this type of sealant isn't the most long-lasting, it's also the most expensive.


Is it necessary to seal grout?

If you don't want the further security, then no. When it comes to cleaning and sanitizing, your grouting may not be as effective as it could be if it had a better surface. You can ensure that your tiles have the greatest finish possible by applying grout sealers after installation.

If you have epoxy grout, you don't need to seal it, and it's not even recommended to do so. Unlike grout sealers, epoxy is almost completely impermeable.

Should sanded grout be sealed?

Do you think it's a good idea to cover and protect all forms of cement-based grout because it's so porous? Sealing sanded grout with a safe, water-based sealant designed for sanded grouts is essential if you want to keep the color and avoid mold and mildew growth. Two of the top grout sealers on the market, Sealer's Gold Choice by Aqua Mix and AQUA-X Grout Sealer, both seal sanded grout.

How long do you have to wait to seal grout?

The ideal approach is to wait at least 48 to 72 hours before sealing new tile grout. This is to guarantee that the grout has reached its maximum strength and has had sufficient time to dry completely. Before applying a sealant, old grout installations should be carefully cleaned and the surface inspected for any cracks or loose areas, as well. Solvent-based membrane-forming grout sealers, in particular, necessitate a dry surface to prevent haze.

Is It Essential To Seal Grout In The Shower?

Yes, it is correct. Because of the porous nature of their substance, when wet, they quickly become saturated. Eventually, the water reaches the adhesive material, which degrades when it is exposed to moisture. Sagging and peeling occur as a result. The absorption of any water or moisture is prevented by sealing the grout.

How Do I Seal Tile Shower Walls?

To begin, use fresh, clean water to thoroughly clean the grout. It is next necessary to wipe the tile and grout thoroughly to ensure that it has dried. Before applying the grout seal, wait at least 24 hours for the recommended drying time stated by the manufacturer for the bathroom. This will provide the best results.

After How Long Should I Reseal The Grout?

The recommended use dates for each product vary from maker to manufacturer. The Tile Council of North America, on the other hand, recommends resealing your grout every two years at the very least.


In the modern world, some contractors don't seal the grout properly, which leaves it vulnerable to breaking down and injuring other surfaces. That's why investing in the best shower grout sealer is critical if you want to ensure that your tiles last as long as possible.

As long as it works, it doesn't matter whether you use a sealer to form a barrier or one that soaks into the grout pores. The best sealant on the market may be found in our selection. Using the greatest shower base in your bathroom can also enhance your showering experience.

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