Floor Ceramic Tile Expansion Joint
Control construction seismic and other expansion joints must be continued through the tile work.
Floor ceramic tile expansion joint. Install the caulk after the tiles have been set and before the grout is installed. Expansion joints in the floor if the ceramic tile floor is wider or longer than 25 feet you will need to install an expansion joint near the center of the floor. Also known as soft joints. For larger areas the movement joints will be visible.
Simply put a movement joint is a gap or space next to a tile that lets a tile floor move a bit. Ctc joints are prefabricated caulk joints designed for use over control and cold joints in any area subject to foot and light vehicle traffic. These joints in the tile should never be narrower than the structural joint. There are two kinds of movement joints.
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. Caulk the grout gap between two adjacent rows of tile all the way across the floor. Learn all about expansion joints here.