Ditra-Set™
Portland Cement Thin Set and Large and Heavy Tile Mortar for Schluter®-DITRA® AND Schluter®-KERDI® Uncoupling and Waterproofing Membranes*
Product overview
Bostik Ditra-Set is a Portland cement thin set and large and heavy tile mortar designed for use with Schluter®-DITRA® uncoupling membranes and Schluter®-KERDI® waterproofing membranes. Composed of select proprietary chemicals, carefully graded aggregates, and purified cements, Ditra-Set offers outstanding workability, excellent durability, significant leveling characteristics, and superior bond strengths. It is ideal for both interior and exterior applications, ensuring reliable installation of ceramic, porcelain, and stone tiles over approved substrates.
*DITRA® and KERDI® are registered trademarks of Schluter®-Systems. Use of these marks by Bostik, Inc. is with permission and under license from Schluter®-Systems.
Geographic availability
- United States
Available sizes
50 lb bag
Smart Advantages
For interior or exterior installations in conjunction with Schluter®-Ditra® and Schluter®-Kerdi® uncoupling and waterproofing membranes
Exceeds ANSI A118.1 when mixed with water
Recommended for use with porcelain and large format tiles over uncoupling membranes
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TDS
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3-Part Specifications
Where to Use Bostik Ditra-Set
- Interior applications
- Exterior applications
Substrates
- Plywood
- Drywall
- Cement backer board
- Concrete
- Masonry
- Schluter®-Ditra® uncoupling membrane
- Schluter®-Kerdi® waterproofing membrane
Materials
- Ceramic
- Porcelain
- Natural stone
Related market & applications

Wall & Floor
- Mortar & Concrete Repair