Mapei Ultraflex 2 Professional Tile Mortar with Polymer, Gray mud-bed---bedding Substrate: KERDI-BOARD panels replace cement

Substrate: KERDI-BOARD panels replace cement board — lighter

Quick dry formula

same waterproofing

Bond the tray with Schluter ALL-SET (wood subfloor) or SET (concrete) — trowel the mortar and press the tray into full contact

Kerabond Premium Tile Mortar White is the thinset that goes between your tile and the substrate

Mapei Ultraflex 2 Professional Tile Mortar with Polymer, Gray mud-bed---bedding Substrate: KERDI-BOARD panels replace cementSetting tile? Ultraflex 2 Professional Tile Mortar with Polymer, Gray is the thinset that goes between your tile and the substrate. Polymer modified for proper bond strength on porcelain, ceramic, and natural stone. ANSI A118. 4