Repair Double Pane Windows Portable «2025-2026»

You need three numbers: Width, Height, and Thickness (to the 1/16th of an inch). Order a replacement insulated glass unit (IGU) from a local glass shop. Bring them the old unit if possible.

Look for plastic strips holding the glass in place. Pry these out carefully with a putty knife. Label which side is up. repair double pane windows

Scrape out old butyl tape or silicone. The frame must be spotless. You need three numbers: Width, Height, and Thickness

Don’t Replace Them Yet! How to Repair Double Pane Windows (And Save $$$) Look for plastic strips holding the glass in place

When double pane windows get cloudy or damaged, most homeowners assume it’s time for a total replacement. But here is the good news:

Most double hung windows have side tabs. Push them in and tilt the sash out. Lay it on a workbench.