Techniques
Uncoupling membrane
A membrane is bonded between the substrate and the tiles.
In short
- Limits transferred cracks
- Per technical approvals
- No substitute for a sound base
Why
To limit the transfer of movement or fine cracks from the substrate to the tiles, in the cases covered by technical approvals.
Points to watch
It does not replace a sound substrate; check compatibility with the format and the room.
Read also
Laying on underfloor heating
The screed expands with heat: laying requires a precise protocol.
Thin-bed installation with back-buttering
Tile adhesive is applied to the substrate and to the back of the tile.
Large format porcelain and slabs
Large format usually means above 60 x 60 cm, and slabs range from 120 x 240 to 160 x 320 cm, 6 to 20 mm thick.