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Double Glazing Condensation Repair Kit Double glazing is an excellent investment providing warmth and reducing noise pollution. If a condensate or mist develops between the glass panels, it's a sign the seal isn't working. You can repair the issue by drilling a small hole and injecting or pumping a special dry agent into the sealed unit. The agent dries the glass's interior and also applies an antifogging coating to stop further accumulation of moisture. Gaskets for Replacement As time passes, everythin