If you have double-pane windows, look for a metal or foam spacer between the glass. You will need to match its thickness (usually 1/2" or 7/8") to ensure the new unit fits your frame.
Are you looking to replace a in an old wood frame, or are you dealing with a foggy double-pane vinyl window?
If your window is foggy or has condensation between the panes, you cannot simply clean it; the entire insulated unit must be replaced.
Often the most convenient spot for small, single-pane repairs. They typically stock standard glass sizes and the glazing putty or points needed for the job. Choosing the Right Type of Glass Glass Type Best Use Case Key Benefit Annealed (Standard) Older single-pane windows Most affordable and easiest to cut. Tempered (Safety) Doors or low-to-ground windows Crumbles into dull cubes instead of shards if broken. Low-E (Low Emissivity) Energy-efficient modern homes