Best Door Hardware, Inc. announces its range of weatherstrip solutions designed to seal air leaks, providing superior insulation and weatherproofing for exterior doors.
Next, install the door sweep weatherstripping along the bottom of the door. This will typically slide onto the bottom of the door, although some may come with screws. Cut off any excess.
"Door sweeps create an airtight seal underneath ... and can help keep your spaces comfortable during the winter months. Weatherstripping around your doors and windows won’t last forever.