This M-D Building Products Steel Door Magnetic Weatherstrip is for steel entry doors. Install in a kerf/slot in doorstop. Magnetic pulling power, along with flexible gasket, compensates for unevenness in doors. Made for door frames with kerfs of at least 3/8 and doorstop width of 7/16. Three-piece set.
Weather-tight seal reduces heat and cooling costs
Designed to protect from moisture and insects
Flexible gasket conforms to irregularities in door