Aquaproof Tape BUTIL 100 Butyl - adhesive tape for waterproofing You might also be interested in Aquaproof Tape PRO Thermoplastic elastomeric sealing tape DonFlash R Elastomeric reinforcement and flashing rubber DonFiber Mesh Fiberglass reinforcement mesh Aquathane PE450 Single component, water based polyester waterproofing and protective coating