Schluter KERDI-BOARD-SB Triangular Bench, 16 x 16 x 20" is a lightweight, waterproof, prefabricated shower bench designed to integrate seamlessly with the Schluter®-Shower System. Made from KERDI-BOARD, this bench is stable, load-bearing, and ready for tile installation. Its sloped surface prevents water accumulation, ensuring a waterproof and low-maintenance shower experience. Quick and easy to install, it comes with preformed 135° KERDI-KERECK inside corners and KERDI-KERS-B bench corners for simplified waterproofing connections at the wall. Model Number: SLRKBSB410TA