https://www.repairmywindowsanddoors.co.uk/plymouth-misted-double-glazing-repairs-near-me/ Clear Up Misted Up Double Glazing It's normal for double-glazed windows to display condensation on the outside. This is a sign they are functioning properly. However, condensation inside the glass panes is a different issue. Double glazing that has a misty appearance is more than an eyesore It could also be an indication that the seals on your window unit's insulated seals have deteriorated or broken down. Seals It is normal for condensation to form on the outside of double glazing. This is an indication that your windows function properly. The reason for this is the outside air warming faster than the glass and then reaching its dew point. If your windows are leaking inside, this is a bigger issue and something you will need to take care of. This is because misting in the interior of your windows is generally an indication that there is a leak in the seal and water is getting into the gap between the two panes. Window seals wear out over time due to ageing and general wear and wear and tear. They also deteriorate when exposed to harsh cleaning chemicals, which could cause damage to the material. A poor window installation can cause misting if the installer didn't employ the correct fixing methods or fitted the frame or insulated panels correctly. A spacer bar can be used to fill the gap between two panes in windows with double glazing. This creates a thermal barrier, and also acts as insulation. The spacer bar is coated with a special desiccant, which absorbs moisture and keeps the gap dry. The condensation occurs when the spacer bar is damaged or worn and the water that is trapped in the gap is able to get past the seals. Double-glazing that's poorly installed and maintained can cause damp and condensation however it could reduce the energy efficiency of your house. This is because defective windows will let cold air in and warm air out, which can cause you to spend more mone