waterproof joist tape

Self‑adhesive butyl deck joist tape protects outdoor wood beams from moisture damage. Seal fastener holes, resist UV exposure and prevent wood rot for long‑lasting deck construction.

Key Features

• Strong butyl adhesive for secure bonding
• UV‑resistant HDPE backing for outdoor durability
• Waterproof barrier blocks moisture penetration
• Seals screw and nail holes effectively
• Flexible, fits uneven wood surfaces
• Easy peel‑and‑stick, no special tools
• Prevents wood rot & mold, extends service life
• Ideal for decks, pergolas and outdoor timber