Aquaproof Tape BUTIL 100 Butyl - adhesive tape for waterproofing You might also be interested in Aquathane PE450 Single component, water based polyester waterproofing and protective coating Aquaproof Tape PRO Thermoplastic elastomeric sealing tape Aquaproof Collar Thermoplastic elastomeric waterproofing collar around pipes and penetrations Geotex Nonwoven high performance geotextiles