EXPANSION TAPE is a precompressed, selfadhesive foam tape with a synthetic coating that is impregnated with aluminium oxide. This impregnation ensures that the tape adheres to the joint partition and protects the tape mainly against the weathering and ageing. The tape retains the tensile strength even in cold temperature. The tape meets the Class B1 fire standards. EXPANSION TAPE is a BG1 approved foam tape, making it suitable for sealing joints, seams and flanges, ... as well as offering protection against humidity, dust, heat loss and noise. EXPANSION TAPE is water-resistant and UV-resistant.EXPANSION TAPE remains pressed against both walls in a constant and powerful way.