https://www.repairmywindowsanddoors.co.uk/richmond-misted-double-glazing-repairs-near-me/ What Causes Misty Windows and How to Prevent It Windows that are dirty look ugly however, they affect the energy efficiency of your home. It is essential to determine the root of the issue and fix it. Foggy window glass can be an indication of old windows. There are a variety of reasons your window glass could be misty. Damaged Seals A window seal that is broken is the most common cause of foggy or misty windows. Most modern windows are made using a triple or double pane of glass that is separated by an air space and then sealed around the edges. These windows are referred to as IGUs, or insulated glass units (IGUs) and could contain an inert gas like argon or krypton, to further reduce the transfer of cold or heat from the outside to your home. Window seals, like all manufactured items have a lifespan and can eventually fail due to normal wear and tear. They can also fail because of external forces such high winds or poor installation. However, they also suffer due to environmental factors, such as solar heating and cooling, humidity, even the use of harsh cleaning products. If window seals fail, they allow moisture to enter between the glass panes in your IGU leading to condensation that obscures your view. This can not only reduce the insulating value of your windows, but can also result in more expensive energy bills and possibly water damage to the home. A sure sign of a failing seal is windows that cannot longer be wiped down to remove the moisture clouding the view. This usually happens when the moisture in the window has accumulated so that it has surpassed its capacity to deiccate. It is time to speak with an expert in window repair when this happens. The best method to avoid failure of the seal is to follow the manufacturer's maintenance instructions, which are typically printed on the inside of your window frames. Avoid high-pressure window cleaning, because it could