Deck Joist Tape Protector 4″ x 65′ (Double Joist – Rainescape)

Joist Tape 4″ x 65′ Roll protects deck joists, beams, and ledger boards from moisture damage. Made from strong butyl rubber, it creates a waterproof seal, preventing wood rot and decay.

This tape adheres well to wood, metal, and composite surfaces, sealing out water and reducing corrosion around fasteners. Its durable adhesive ensures long-lasting protection in all weather conditions.

Easy to apply, Butyl Joist Tape extends the life of decks by keeping structural components dry. It is a great choice for both DIYers and professionals to improve deck durability.