This product is made of heat-resistant materials that allow to tightly and securely seal the junctures and joints of various elements. You can find СТК tapes with a single-sided and double-sided sealing layer. Butyl tapes have a wide application, they are used for sealing of: - vapor barriers; - roof junction to vertical surfaces; - drains; - dormer windows; - joints of the roof with a chimney; - seams when installing windows and protecting mounting foam; - joints of sandwich panels.