Grout Or Silicone For Internal Corners? (Compared) -

When it is time to seal the internal corners of a shower, you will want to consider all of your options.

The last thing you will want is cracked sealant stripping away after a few months.

This happens more often than you think and it’s not good for the shower’s aesthetic. It can also lead to additional concerns about mold.

This is why you have to choose between grout or silicone for internal corners in the shower.

100% pure silicone caulk is highly recommended for internal corners in a shower. It’s resilient, offers a better seal, and helps prevent mold. Grout tends to crack easily in the corners and is best reserved for the shower drain.

When it comes to the corner of a shower, you will want to use silicone caulk.

It will offer the type of finish that is going to make you happy and ensure the results are aesthetically pleasing.

Here is a detailed comparison between grout and silicone for internal corners in a shower.

Table of Contents

Best Silicone Caulk For Internal Corners (EDITOR’S CHOICE)

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Tips To Consider With Grout Or Silicone For Internal Corners

1. Use 100% Pure Silicone Caulk

When it comes to grout or silicone for shower corners, you should always use 100% pure silicone caulk.

Don’t go for mixed formulations as those will not offer a comprehensive seal. This can ruin the corners and lead to cracking.

Your best choice is going to be to use silicone caulk for a shower corner.

It’s going to offer a complete finish and is going to look aesthetically pleasing too. This is why you should not use grout for shower corners.

While grout is waterproof and works well for the shower drain, it is not going to be as effective when it comes to an internal corner.

This will not lead to the results you want.

Look to use a caulking tool when applying the silicone caulk in a shower corner. This will offer a nice finish that lasts for a long time.

2. Prep The Surface Beforehand

Do I need silicone for shower corners?

Yes, silicone is essential for shower corners and offers a comprehensive finish. This prevents molding and also ensures the tiles last for a long time.

Before using silicone caulk for a shower corner, you need to take a step back and prep the surface.

How do you do this?

You are going to start by cleaning the surface and removing excess debris. You don’t want anything getting in between the corner and the silicone caulk.

If there is existing grout or caulk, scrape it away as best as you can.

3. Check For Mold

The reason it’s best to apply silicone caulk in a shower corner comes down to mold.

It is common for a moist part of the bathroom to become prone to molding. This is why you have to be proactive and make sure the mold is taken care of.

This is where silicone caulk comes into action.

This is one of the best waterproof barriers for internal corners in a shower. It is going to act as a shield and that is highly useful when it comes to keeping the internal corner safe.

4. Avoid A Clumpy Finish

This is a mistake you have to avoid.

A clumpy finish when applying the silicone caulk is going to leave the internal corner exposed. This can cause water to seep through and/or mold to develop.

To avoid this, you need to be careful when applying the silicone caulk.

How are you going to do this?

You will want to use a caulking tool to get started.

The purpose of the caulking tool is to release the silicone caulk evenly. This will allow you to spread it in the corner without creating a bumpy finish.

For an even better finish, look to take your finger and spread it evenly.

Final Thoughts

These are the most important details when choosing between grout or silicone for internal corners in a shower.

It is best to use 100% pure silicone caulk for internal corners in a shower. This will help prevent mold, offer an exceptional waterproof barrier, and ensure the edges of the tiles don’t crack. In comparison, grout doesn’t do well in the corners and is best for the shower drain or tiles.

The shower corners should be sealed with silicone caulk.

This is going to create the type of finish that you are on the lookout for. With the shower corners, you don’t want to take a risk at all.

Keep it simple and apply silicone caulk evenly. This includes spreading it with your fingers after it is applied into place.

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