ELIMINATES DOOR & FLOOR GAP: Deco Window Door Seal is designed to fill the gap between the door and the floor, helping to reduce the infiltration of light, air, dust, and rain.SAVES ENERGY: Helps maintain indoor temperature by reducing the escape of heated or cooled air, potentially lowering energy costs associated with heating and cooling.PREMIUM CONSTRUCTION: Features an aluminum frame with flexible nylon bristles that resist cracking and shrinking in various indoor and outdoor environments.EASY TO INSTALL: Simply measure your door width, cut the seal to size with a hand saw, mark and drill screw holes, then secure the aluminum plate in place. Use pliers to tightly seal the edges.DURABLE DESIGN: Updated for long-lasting performance, this under-door draft blocker provides year-round insulation. Its sleek, minimalist look complements most home interiors while delivering reliable functionality.