https://www.repairmywindowsanddoors.co.uk/bishops-stortford-misted-double-glazing-repairs-near-me/ Misted Double Glazing Repair Double glazing that has mist is a common problem for homeowners. It is an indication of the need to replace the window. The good news is it's generally repairable. Double glazing is made up of two glass panes sealed with an air gap (sometimes Argon gas is used) to create an insulating layer and prevent heat from being lost. But when this seal fails it can result in the infamous condensation build-up. Repairing or replacing the glass unit This is normal. It occurs when air is heated faster than glass, like in the early morning. This will cause the air to reach its dew point, and then begin to condense. If this happens on the side of the window, it is usually a sign that the sealed unit failed to seal. This is a serious issue that can be difficult to fix and could require replacement of the whole window, or at most the glass panes. A professional window installer will be able to visit your home and provide advice on the best method of action. There are a few different ways to fix a blow-up window The most efficient is to replace the glass panes. This is typically less expensive than replacing the entire window, and you may be capable of upgrading to a more energy efficient glass to make your home energy efficient. A reputable company will offer you a full guarantee with the replacement and should be able to provide you a quote without obligation. is to make use of a de-misting agent, which works by drilling a tiny hole through the glazed unit. This then pumps a special dry ingrediance through the gap between the glass in order to absorb any moisture. This is only a temporary fix, and will leave windows susceptible to condensation in future, since the granules in the spacer bar are soaked with moisture. Another method is to heat the frame and glass to eliminate moisture that has been trapped. However, this works only for a short period of time