Mapei Ultraplan 1 Plus High-Performance Quick-Setting Self-Leveling Underlayment kerdi-drain seam placement matters more than

seam placement matters more than most installers admit

Count every inside corner in the shower: typical 3-wall shower has 2 vertical wall-to-wall corners + 3 wall-to-floor corners + 2 curb-to-wall corners = 7 inside corners minimum

Soft taupe-grey with a smooth face — the quiet neutral that works with every décor style without committing to any of them

The Classic sits in the middle: visible

precise scores and clean snaps on ceramic

Mapei Ultraplan 1 Plus High-Performance Quick-Setting Self-Leveling Underlayment kerdi-drain seam placement matters more thanSetting tile? Ultraplan 1 Plus High Performance Quick Setting Self Leveling Underlayment is the thinset that goes between your tile and the substrate. Polymer modified for proper bond strength on porcelain, ceramic, and natural stone. Use under tile from 2 to 3 thickness.