Make a zipper door for dust containment in minutes. For door openings up to 8' high x 4' wide. Made from heavy duty 6mil fire retardant poly. Double pull zipper slider opens door from either side. Open and close door with one hand. Dust containment tape for securing tarps or poly sheeting to surfaces such as wood, glass, aluminum, plastic, vinyl and painted surfaces. Clear poly tape adhesive side is moisture resistant and strong to aggressively bond and hold heavy sheeting materials. Masking tape adhesiveside is easy to remove cleanly from surfaces for up to 14 days.