https://www.repairmywindowsanddoors.co.uk/fulham-misted-double-glazing-repairs-near-me/ Why is My Double Glazed Unit Misting Up? It's not a big deal if condensation appears on the outside of double glazing. This indicates that your windows are functioning properly and keep heat in your home. If it is visible on the inside of windows it's a sign of a problem. If you notice that there is moisture between your windows, it indicates that the seals are not working properly. This can result in more expensive heating bills and less insulation. This can be the result of a variety of causes. 1. Faulty Seals Condensation that is able to get into the space between glass panes is usually the cause of misting on the outside. Typically, the condensation appears as a cloudy layer and decreases the transparency of your windows. The misting that occurs within your double glazing is much more serious and usually indicates that the seals on the insulating unit have failed. This indicates that the seal has broken and moisture is leaking between the two panes of glass. This causes the fogging and decreases the efficiency of your window. Double glazing that fails could also affect the appearance of your home and the safety of your family. There are many reasons why your double-glazed units could fail, including natural aging and wear an improper installation, or problems with the design of your window frame. It is crucial to only use an experienced and reliable installation company that will stand behind their work and not invalidate any warranty from the manufacturer. One of the main reasons that your double glazed units could fail is because they've become damaged by water. It could be due to a inadequate installation or insufficient drainage or spacer blocks. The moisture can then seep into the seals, causing them to fail over time. This causes condensation between the glass panes. Another reason for a failure of a double glazed unit is that the desiccant within the unit becomes satur