Enough stripping for both sides and the top of (1) 3' x 7' door. Install on wood doorjamb. No need to remove door. V-shape presses seal against door to block out air and moisture. Pre-punched holes provide easy installation. May also be used for windows. Brass-plated nails are included. 1-1/8" x 17' continuous roll is bagged with peg hook hole.