Schlüter®-KERDI-DRAIN is a floor drain system for the simple and secure connection of bonded waterproofing membranes to the drainage system of buildings. Bonded waterproof layers, which are recognised by the ZDB (German Contractors Association) notification as current state of technology. The Schlüter®-KERDI Collar is attached to the large, trapezoid-perforated, and fleececoated adhesive flange of the thin-set insert as a sealing connection to the bonded waterproofing assembly. Schlüter®-KERDI-DRAIN products have a modular structure and can be individually assembled to match every requirement. A variety of grate designs can be combined with different vertical or horizontal drain body with or without odour traps.