Mapei Keraflex Plus Extra Smooth Large & Heavy Tile Mortar, White corners Inside corners in a tiled

Inside corners in a tiled shower are one of the most common places leaks start

The Richard Epoxy Grout Sponge is purpose-made for cleaning and finishing epoxy grout during tile installation

ideal for floor prep

Over wood subfloor on upper floors (usually no vapour barrier needed)

integrated KERDI waterproofing on surface

Mapei Keraflex Plus Extra Smooth Large & Heavy Tile Mortar, White corners Inside corners in a tiledSetting tile? Keraflex Plus Extra Smooth Large & Heavy Tile Mortar, White is the thinset that goes between your tile and the substrate. Built for large format and heavy tile (1224 and up) where standard thinset would slump or sag under the weight. Non slump on walls, no lippage on floors. White color so it doesn't telegraph through translucent tile or light grout joints.