Product details:

Features Flashing Tape is uncured EPDM rubber membrane laminated with a self-adhering sealant adhesive. It molds and conforms to unevenly shaped surfaces to seal out air and moisture. No special preparation is required when applied to clean and dry surfaces. Perfect for Do-It-Yourself Homeowners or Roofing Contractors. This tape suitable for many applications. Leaky roofs, chimney or vent openings, duct work, truck or rail car bodies, etc., Can all be patched easily with a minimum of prep work. Just stick, press and remove the release paper as you roll the tape into place. Minimum clean up is required. It will remain flexible for years through a range of temperature variations. Dimension - 9 x 9 x 6 in.