If the tile cracks are long continuous and extending across multiple tiles the concrete below has likely cracked.
Ceramic tile keeps splitting.
In there i looked up loose tile and i counted no less than 30 different causes listed in this book.
These joints are there to absorb pressure from shifting tiles.
It s a great book.
The best way to keep tile from cracking is to use a score and snap tile cutter or a.
The only wholesale cure is to strip the tile and then install a crack isolation membrane before installing tile again.
If you push the tile too fast towards the cutter you ll increase your chances of.
Dirty substrates thinset not mixed correctly thinset skinned over not enough thinset too much thinset wrong kind of thinset and on and on.
If they are too thin the tiles won t have enough room to expand and contract causing cracking.
You have to be very patient in cutting tiles whether it is a wet saw or a manual tile cutter.
If the wet saw s tray moves toward the cutter slowly cut the tile towards the blade and ensuring that the saw is constantly getting sprayed with water from the pump.