Description
Heavy Duty Construction - Made with high-quality aluminum casing and neoprene bulb seal with a precision solid spring-loaded mechanism..Effective Tight seal - Under door air seal effectively seals the bottom of your door filling gaps up to 1"..Measures 36" long - Designed to be fully mortised into a wooden door. and the appearance of the door is not altered..Solid neoprene seal is self-extinguishing fire-rated preventing sound, lights, smoke, and, draft stoppers weatherstrip insulation..Automatic Functionality - The automatic door sweep is designed to raise the rubber seal when the door is open and seal when the door is closed.Super convenient and easy Smooth open and close.