https://www.repairmywindowsanddoors.co.uk/sale-misted-double-glazing-repairs-near-me/ What Causes Misty Windows and How to Prevent It The appearance of windows with misty windows is unattractive but they also decrease the efficiency of energy in homes. It is crucial to identify the cause of the problem and then fix it. Foggy windows are an indication of old windows. There are many reasons why your window glass may be misty. Seals that are damaged The most common cause of misty windows is a broken window seal. The majority of modern windows are constructed using a triple or double pane of glass, separated by an air space and then sealed around the edges. These windows are referred to as Insulated Glass Units (IGUs), and may contain an inert gas, like argon, Krypton or krypton, to further limit the transfer of cold or heat from the outside to your home. Window seals, like all manufactured products have an expected lifespan, and eventually fail due to normal wear and tear. They also can fail due to external forces like excessive winds or improper installation. They may also be damaged by environmental factors such as solar heating and cooling or humidity, or even harsh cleaning products. When window seals fail they allow moisture to enter between the glass panes of your IGU causing condensation which clouds your view. This can lead to increased energy bills, water damage and an increase in the insulation properties of your windows. A definite sign of a failing seal is windows that cannot longer be wiped down to clear the moisture from the view. This typically happens when the moisture in the window has accumulated to that it has exceeded its capacity to deiccate. It is time to contact a window expert when this happens. The best method to avoid failure of the seal is to follow the manufacturer's maintenance instructions, which are usually printed on the inside of your window frames. It is also a good idea to avoid high-pressure cleaning of your windows as this can damag