All purpose duct tape that is perfect for general maintenance applications such as wrapping & sealing, weather proofing, binding and bundling. AC20ï¾’s aggressive natural rubber adhesive adheres well to a wide variety of surfaces and offers a broad temperature range. Polyethylene (PE) coated cloth tape with an aggressive pressure-sensitive natural rubber adhesive for improved adhesion and shear properties. Designed to answer the end-use/consumer need for an economical, general purpose duct tape.. One hundred percent Dacron cloth/polyethylene (PE) film with an aggressive pressure-sensitive natural rubber adhesive combines to provide a quality utility product. Consistent tensile and even tear in both cross and machine direction. Excellent conformability to irregular surfaces..