How to Make Your Doors Draft-Free with Weatherstripping

After he fits the black silicone sweep into the free channel, Tom slides the glides into the channel in the dado, then carefully rehangs the door. (To avoid the possibility of damage to the sweep, hang the door first, then install the sweep.) Adjust the glides until no light shows between the sweep and the threshold when the door is closed. To seal the ends of the dado, snap plastic caps into the ends of the channel and stick squares of adhesive-backed pile against the bottom of the jambs.