M-D 3-ft x 1-3/4-in White Cinch Slide-on Bottom Door Seal Aluminum/Vinyl Door Weatherstrip

Multiple fins seals against the top of the threshold. Adjusts to seal 3/8-in to 3/4-in gap. Easy slide-on installation - no fasteners and no drilling holes. Rain guard diverts water away. Compression fit holds firmly in place. Fits 1-3/4-in thick doors. Trim to fit with a hacksaw.