Tiled deck or patio – cracking
Repair
- if the cracking is not serious, the tiles may be left
- consider adding additional framing to strengthen substrate, lift and replace tiles
- if cracking is serious, remove tiles; re-tile ensuring that movement control joints are installed
Cause
Thermal expansion/contraction
Repair
- if the cracking is not serious, the tiles may be left
- if cracking is serious, remove tiles; re-tile ensuring that movement control joints are installed
Cause
The framing and/or substrate has too much deflection
Repair
- if the cracking is not serious, the tiles may be left
- consider adding additional framing to strengthen substrate, lift and replace tiles
- if cracking is serious, remove tiles; re-tile ensuring that movement control joints are installed
Cause
There are no or insufficient tile movement control joints
Repair
- if the cracking is not serious, the tiles may be left
- if cracking is serious, remove tiles; re-tile ensuring that movement control joints are installed
Cause
Tiles were fixed over movement control joints
Repair
- if the cracking is not serious, the tiles may be left
- if cracking is serious, remove tiles; re-tile ensuring that movement control joints are installed
Cause
The concrete substrate was not sufficiently cured before tiles were laid
Repair
- if the cracking is not serious, the tiles may be left
- consider adding additional framing to strengthen substrate, lift and replace tiles
- if cracking is serious, remove tiles; re-tile ensuring that movement control joints are installed