Double Glazing Window Repairs If your double glazing windows are faulty it is essential to get them repaired as quickly as possible. If the seals have been damaged, it can lead to draughts, condensation and make your home less energy efficient. Repairing double glazing is typically cheaper than replacing it. https://www.repairmywindowsanddoors.co.uk/leightonbuzzard-windowrepair/