RMZ Custom Tile stone wave mosaic shower The design of a stone wave mosa- ic in a shower install by Miguel Ramirez of RMZ Custom Tile man- dated extreme precision on the wall prep. “One of the challenges was to get the wall prep perfectly plumb and flat since on that partic- ular wave tile every corner had to match the return piece perfectly,” he explained. “One of the things that we had to do prior to installation was to lay every row for the entire shower flat and mark every wall where the cut was going to be to have accurate piece return and continuation,” he added. “That was the most chal- lenge that we had, since we were STONE –––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– Planislope™ RS is a rapid-set- ting, pre-blended polymer-mod- ified mortar that includes a blend of select aggre- gates. It is designed for quick and effective pre- sloping under waterproofing membranes and thick-bed mortar installations. Planislope RS sets in one to two hours and provides a smooth, level finish. Ideal for use in show- ers, the product can be applied in other interior and exterior, wet and dry environments. Planislope RS is well suited for a variety of substrates, includ- ing concrete, masonry cement block, cement backer units (CBUs), cement and porcelain tile, and adequately designed wood frame floor systems. www.mapei.com. 80 TileLetter | March 2019