Install the caulk after the tiles have been set and before the grout is installed.
Floor ceramic tile expansion joint.
In small rooms a gap at the perimeter of the room often hidden by baseboard or shoe molding is sufficient.
Simply put a movement joint is a gap or space next to a tile that lets a tile floor move a bit.
These joints in the tile should never be narrower than the structural joint.
Also known as soft joints.
Tile expansion joints tile doctor ceramic porcelain and stone tile expands and contracts with thermal and moisture changes in the environment.
For larger areas the movement joints will be visible.
Ctc joints are prefabricated caulk joints designed for use over control and cold joints in any area subject to foot and light vehicle traffic.
Joints must also be formed within the tile field every 12 to 16 feet in each direction for exterior floors and for interior floors exposed to sunlight.
Control construction seismic and other expansion joints must be continued through the tile work.
Caulk the grout gap between two adjacent rows of tile all the way across the floor.
There are two kinds of movement joints.