Generally hairline cracks in the concrete will not present an issue to the tile floor above.
How to keep floor tiles from cracking.
Take these precautions to prevent tile cracking in the future.
But the brittle nature of tiles and the constant foot traffic means that the tiles are likely to crack at some point.
However cracks wider than 1 8 inch will eventually transfer to the tile it notes.
How to prevent cracked tile.
Cracked tiles on floors and walls is a problem because it can be difficult to track down the source of the crack.
In many cases the crack is not the result of an inferior tile.
For a concrete subfloor the most effective thing to do is add steel reinforcing bars when the concrete slab is poured.
This will prevent formation of cracks in the concrete which lead to reflective.
Cracked tile is usually a sign of poor preparation of the substrate.
However there are steps you can take mitigate tile cracking.
Are you planning to have new tile floors installed.
This is known as reflective cracking and it can be easily prevented by adding a crack isolation membrane during installation.
But how stiff is stiff enough.
Reinforcing your floor will make for a more solid and level surface while repairing tiles with epoxy is an easy fix for single tiles that become cracked.
In far more instances the crack was caused by anomalies under or around the tile.