Butyl Deck Flashing Tape
- Comes in sizes for: Single Joist (1 5/8 in x 50 ft) and Double Joist or Beam (3 5/8 in x 50 ft) applications.
- Apply butyl tape to the top of joists, rim joists and ledger boards.
- Protects the deck wood structure and screw holes from moisture and water damage.