https://www.repairmywindowsanddoors.co.uk/reading-misted-double-glazing-repairs-near-me/ What Causes Misty Windows and How to Prevent It Misty windows can be unsightly but they also decrease the efficiency of energy in the home. This is why it's important to determine and fix the root cause of the problem. The glass that appears cloudy is typically an indication that your windows are nearing the end of their time. There are a variety of reasons your windows have become blurred. Seals that have been damaged A window seal that is broken is the most common reason for fog or misty windows. Most modern windows are made with a triple or double pane of glass separated by an air space, and vacuum sealed around the edges. These windows are called IGUs, or insulated glass units (IGUs) and can contain an inert gas, such as argon or krypton, to further reduce the transfer of cold or heat from the outside to your home. Window seals, as with all manufactured products have an extended lifespan and may eventually fail due to wear and tear. They also can fail due to external forces such high winds or poor installation. However, they also suffer from environmental factors such as solar heating and cooling, humidity, and even the use of harsh cleaning products. When window seals fail they allow moisture to pass through the glass panes of your IGU which causes condensation that blocks your view. This is not just a decrease in the insulation value of your windows, but it could also result in more expensive energy bills and possibly water damage in the house. A definite sign of a damaged seal is a window that is unable to longer be wiped down to get rid of the moisture that has encroached on the view. This is typically because the moisture has grown to the point that it has surpassed the capacity of the silica desiccant built-in in the frame. It is time to call an expert in window repair in the event of this. The best way to avoid seal failure is to follow the manufacturer's care instruc