M-D 3-ft x 1-3/4-in Brown U-shaped Bottom Door Seal Vinyl Door Weatherstrip

DIY Building Supply stocks MD Building Products which provides a full assortment of weather-stripping and high-density foam tapes for any weatherproofing needs. M-D 3-ft x 1-3/4-in Brown U-shaped Bottom Door Seal Vinyl Door Weatherstrip features multiple fins seals against the top of the threshold.  It seals gaps up to 3/4-in and has screw-on installation (screws included)