Introducing our Butyl Joist Tape for Decking, the ultimate solution for protecting your wood joists and beams from rotting and corrosion. Our waterproof self-adhesive joist flashing tape is perfect for use on decking, ensuring that your wooden structures are well-protected from the elements. Made with high-quality butyl sealant tape, this product provides superior waterproofing and weatherproofing to keep your deck in top condition for years to come. This 1-5/8 X 50 roll comes in a convenient pack of 1, providing you with ample coverage for all your decking needs. Whether you're working with Trex decking boards or other materials, our joist tape is compatible and easy to apply. With strong adhesive properties, its perfect for use as zip tape or deck tape, providing a secure seal that prevents water damage and prolongs the life of your deck. Say goodbye to worries about corrosion and rot - our Butyl Joist Tape has got you covered. Don't let the elements take a toll on your deck - invest in our Butyl Joist Tape for Decking today and enjoy peace of mind knowing that your wooden structures are well-protected. This butyl tape is also suitable for under deck waterproofing systems and can be used as a protective measure during deck building projects. With its versatile applications and durable construction, its an essential addition to any toolbox. Trust in our reliable butyl joist tape to keep your deck looking great for years to come!