Butyl sealing tape ST (airtight/waterproof) black 40mm 1 roll

An airtight sealing tape for duct joints made primarily of butyl rubber (self-adhesive, non-vulcanizing). Since no solvent is used, there is no need for drying and hardening, and there is no loss of filling volume. Width x thickness x length (mm): 40mm x 1.0mm x 5m Adhesive strength: 10.9N/cm2 Tensile strength: 21.7N/10mm Elongation: 400%