Schluter KERDI-KERECK 135° Inside Corner 2 Pack

Schluter KERDI-KERECK 135° Inside Corner 2 Pack Features Preformed, seamless corners made for waterproofing inside and outside corners of KERDI, KERDI-BOARD, and DITRA assemblies to prevent leaks and mold-growth. Ensures a fully water-tight seal at inside and outside corners 4-mil thickness minimizes build-up in corners Made of Kerdi Common Questions Which side of KERDI goes against wall? KERDI membrane does not have a front/back to it. One side of the membrane can feature printed gridlines for assistance with cutting Why can't you use modified Thinset with Kerdi? Modified thinset mortars aren't recommended for use with Kerdi because they must dry out to gain strength, whereas the membrane inhibits drying, which can lead to unpredictable results.