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Dew on the Outside Is Not a Defect: Reading Your New Windows' Morning Sweat

Dew on the Outside Is Not a Defect: Reading Your New Windows' Morning Sweat

New low-emissivity windows often collect condensation on the outside pane on cool, still mornings. It looks alarming, but it is usually a sign the glass is insulating properly, not failing. Here is how to tell outside dew from a blown seal, what to record before you call anyone, and what to ask if your 2026 quote promised 'condensation-free' windows.