Schluter® KERDI-KERECK Inside Corner 90° ditra-heat Some installers prefer to leave

Some installers prefer to leave a hairline silicone joint (matching grout color) around the drain plate perimeter rather than grouting it tight — this allows for slight movement and makes removal easier without cracking the surrounding grout

That matters in unheated garages

Use the KERDI-TROWEL for the membrane install — its 1/8" × 1/8" square-notch profile is optimized for full KERDI embedment without over-applying mortar

higher-grade wear layers

step up to the E-RS1

Schluter® KERDI-KERECK Inside Corner 90° ditra-heat Some installers prefer to leaveKERDI KERECK inside corners are pre formed, factory shaped waterproofing pieces that create a watertight seal at every 90 inside corner in your shower or wet area. They're made from the same KERDI membrane material as the sheet goods, but pre shaped so you don't have to hand fold KERDI BAND which is where most DIY waterproofing mistakes happen. Each piece has two flat flanges that overlap the adjacent KERDI membrane by at least 2" on each side. Set it