Sika SealTape S Elastic waterproof sealing tape for detailing in wet tiled areas Sika SealTape S is an elastic waterproof sealing tape with a woven bonding mesh on each surface and an elastic expansion zone in the centre and is used for waterproofing movement and connection joints. The product is a component of a complete sealing system used in conjunction with a waterproofing membrane, tile adhesive and ceramic tiles to achieve a waterproof finish in wet rooms and around wet areas. Internal and