M-D 17 Ft. Gray Pile Replacement Weatherseal for Storm Doors & Windows is designed to protect your home from drafts, moisture, dust, and insects. This weatherseal helps you save on energy costs by sealing doors and windows, preventing heat or air conditioning from escaping. It works especially well for sliding doors and windows, providing an effective barrier against the elements. Installation is simple with its easy peel and stick design, and you can customize the length by cutting it with scissors before applying.Model Number: 4267