Just be careful. You want to use real, 100-per-cent silicone caulking, not one of the new “siliconized” caulkings that are out there. They won’t work nearly as well in this application.

To avoid streaks or smears, homeowners should use a microfiber cloth or squeegee to wipe the glass after cleaning. This ...

Seals often give out faster than windows, as the foam, caulking, or weather stripping breaks down over time. Look out for gaps where caulking or sealant has pulled away from the window frame.