The Trimaco Peel + Stick Zipper creates an instant doorway on tarps plastic coverings poly and vinyl fabrics and shrink wraps. The self adhesive zipper is double sided for ease of operation from either side. Great for use on dust containment systems for various job types including residential remodeling renovations industrial restoration and remediation. The easy to install zipper creates a convenient doorway on dust walls that protect surfaces from dust and debris. To use first measure the height of desired door. Once plastic sheeting is in place remove the paper backing to expose the adhesive. From the bottom up slowly adhere the sticky backing to the heavy duty plastic sheeting. Once zipper is securely in place unzip and cut an opening with a box knife.