SUPER STICK DECK TAPE 2X50' DECK JOIST TAPE™ is a self-adhering, cold-applied tape used as flashing on deck ledger boards and joists to help prevent moisture penetration around properly installed fasteners. Provides a non-corrosive barrier between treated lumber and metal hangers. Its Super Stick Technology™ adhesive can stick to damp wood joists, doesn’t require a primer and can be applied down to -20°F (-28°C) and high temperature applications.