How to Insulate Around Windows and Doors With Weatherstripping

To insulate around windows and doors, start by locating drafts at frames, sills, joints, and thresholds, then distinguish drafts from solidly insulated areas. Measure gaps accurately with a credit card or ruler, so you choose the right weatherstripping—narrow gaps suit adhesive-backed foam, wider or irregular gaps benefit vinyl or tubular seals, and door sweeps handle…
How to Stop Drafts: Sealing Windows and Doors

To stop drafts, start by locating gaps around doors, windows, and attic or utility penetrations using smoke tests, candles, or tissue. Choose the right weatherstripping (foam, vinyl, or bulb for gaps; door sweeps for bottoms) and apply it on clean, dry surfaces. Seal with a steady bead of caulk for frame seams, then fill larger…








