https://www.repairmywindowsanddoors.co.uk/macclesfield-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 happens on the inside of your window panes, it is a problem that requires being addressed. Moisture trapped between your windows means that the seals aren't working properly, leading to more expensive heating bills and less insulation. This could be due to several factors. 1. Faulty Seals Misting that occurs on the exterior of your windows is typically caused by condensation that has gotten into the space between the glass panes. The condensation typically appears as a cloudy layer that reduces the transparency of your window. The misting that occurs within your double glazing is more serious and indicates that the seals on the insulating unit have failed. This signifies that the seal is damaged and moisture has found its way between the two glass panes, causing the fogging and decreasing your window's energy efficiency. Double glazing that is not functioning properly can impact the overall appearance of your home and the safety of your family. There are a myriad of reasons for your double-glazed units to fail. This could be due to wear and tear, faulty install or design issues with your window frame. It is essential to only use a reputable installation company who will guarantee their work, and not void any warranty from the manufacturer. One of the primary reasons your double glazed units may fail is because they have been damaged by water. This could be the result of poor installation, or even a lack of drainage and spacer blocks. The moisture is then able to penetrate and, over time, cause the seals to break and cause the formation of condensation between the glass panes. The most common reason for a double-glazed unit failing is when the desi