Test your terracotta tiles for porosity by placing water in the middle of a tile.
Terracotta tile cleaning and restoration.
How to seal terracotta tiles.
However time can get the best of these surfaces if not maintained properly.
The most important part is the acid cleaning solution.
Terracotta tile floors can be stripped with a machine and a water based stripper like every other tile floor for 99 per square foot.
If after 15 minutes the water has soaked into the floor the tiles will need to be impregnated with boiled linseed oil.
This will darken the tiles a little so to get an idea of the finished colour wet the tiles to assess the effect.
This is how the terracotta floor looked after cleaning with just water.
The elemens such as rain and algae pose a luminous.
Cleaning outdoor terracotta tiles is a whole other project seperate from cleaning indoor terracotta tiles.
Example of restoring an old terracotta tile floor which had been left untreated for many years and had become badly stained.