
Dual-Pane & IGU Glass Replacement
Foggy windows, broken seals, and failed insulated glass units replaced for San Francisco & Marin County homes.
Clear glass, restored performance
When a dual-pane insulated glass unit (IGU) loses its seal, moisture builds between the panes and the glass fogs permanently. We measure, fabricate, and install exact-fit replacement IGUs — often without replacing the entire window frame.
- Failed-seal foggy glass replacement
- Argon-filled Low-E energy upgrades
- Single & double-hung sash glass
- Tempered safety glass
- Sound-dampening laminated glass
- Fast residential turnarounds

Foggy or broken window glass?
Call (415) 712-4294 or send photos to service@cotaglass.com for an estimate.
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