Whether you opt for DITRA mats or KERDI waterproofing membrane, the abutting joints between elements as well as wall/floor transitions require reliable waterproofing. We have two products in our range for this: KERDI-KEBA polyethylene sealing band with fleece laminated on both sides and the KERDI-COLL-L sealant adhesive. KERDI-KEBA comes in widths of 8.5, 12.5, 15, 18.5 and 25 cm as well as lengths of 5 m or 30 m so you can choose the band that best suits your requirements.