Your tiles inevitably get dirty with all the daily foot traffic, but you might notice that some of your tiles are much cleaner in one spot while others are dull. This is a sign of tile and grout buildup. If you’re wondering what causes tile and grout buildup, keep reading so you may understand more about how you can prevent it.

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What Causes Tile and Grout Buildup?


You might not realize this, but all those cleaning chemicals you’ve been using can actually cause your tiles to appear dirty. This chemical residue buildup will stay on your tiles when you do not scrub off or thoroughly remove your cleaning chemicals. It’s crucial to note that this chemical residue might also make the floor more slippery and even attract bacteria. 

It might be ironic that cleaning chemicals can make your floor look dirtier and duller, but it might be time to think twice about the cleaning chemicals you’re using on your floor.

Daily Exposure

No matter how hard you try to keep mud or bad stains off your tile floor, your floor will still be exposed to moisture, dust, and general debris daily. All these can cause grime to build up on your tiles.

Mold Buildup

Mold or mildew can grow on your tiles and grout. This is because any unsealed grout and tile is porous, which means that once water gets inside, it can provide an ideal environment for mold to grow.

Granted, this is more common for your bathroom tiles since it’s more likely that you’ll have water sitting on those tiles.


How much limescale builds up on your tiles will depend on where you live. If you live somewhere that uses hard water, your limescale buildup will happen at a much quicker rate. Basically, the water that sits on your tiles evaporates, leaving behind the residue of minerals like calcium.

This is what hard water is: the type of water that’s filled with these minerals. When the water evaporates, you’re left with the minerals that reduce the shine of your tiles. The longer you leave the limescale on your surface, the more challenging it will be to remove it. 

White Residue

You might also notice some white residue on your grout, which is usually caused by the process of efflorescence. This is a process similar to limescale buildup, where the water evaporates and leaves minerals on the tiles. That causes the appearance of white residue, which dulls the look of your tiles.


There are many causes of the buildup that you see on your tile and grout. You might be dealing with limescale, white residue, or even chemical buildup, all of which will affect the look of your tiles and grout.

Your best course of action is to hire a professional tile and grout cleaning company like us. We know how to thoroughly clean your tiles and have the powerful industrial equipment and chemicals to get it done properly the first time around. Call us today, so you don’t have to put up with the unsightly tile and grout buildup!