https://www.repairmywindowsanddoors.co.uk/stratford-misted-double-glazing-repairs-near-me/ Why is My Double Glazed Unit Misting Up? If condensation develops on the exterior of double-glazed windows, it is not a problem In fact, it indicates that your windows are functioning correctly and keeping heat in your home. If it is visible on the inside of windows it's a sign of a problem. Moisture trapped between your windows is a sign that the seals have failed - which means you will pay higher heating costs and lower insulation. This can be caused by several factors. 1. Faulty Seals The misting that appears on the outside of your windows is often caused by condensation that has gotten into the space between the glass panes. Usually condensation appears as a cloudy layer and decreases the transparency of your window. Misting inside your double glazing is much more severe and typically indicates that the seals on the insulating unit have failed. This signifies that the seal is broken and moisture has made its way between the two glass panes, leading to the fogging and decreasing the energy efficiency of your window. A broken double glass can affect the overall appearance of your home, as well as the safety of your family. There are a myriad of reasons your double-glazed units could fail, such as wear and tear from natural aging, a faulty installation, or problems with the design of your window frame. It is essential to choose an established installation company that will stand behind their work and not invalidate any warranties from the manufacturer. Water damage is one of the most frequent reasons for double-glazed units to fail. It could be due a poor installation or insufficient drainage or spacer blocks. The moisture then has the ability to seep in and over time can cause the seals to break which can lead to the beginning of condensation between the glass panes. A common reason for the failure of a double-glazed device is when the desiccant within the unit gets saturate