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Double Glazing Condensation Repair Kit Double glazing can provide warmth and also reduce noise pollution. When condensate or a mist forms between the glass panels it's a sign that the seal is failing. You can repair it by drilling a tiny hole and injecting or pumping a special dry agent into the sealed unit. This then dries the inside of the window and applies an anti-fogging layer to stop any further build-up of moisture. Replacement Gaskets As time passes, everything degrades and the same appli