https://www.repairmywindowsanddoors.co.uk/potters-bar-misted-double-glazing-repairs-near-me/ Clear Up Misted Up Double Glazing Condensation on the outside of your double-glazed windows is normal and a indication that they're operating just as they should. However, condensation inside the glass panes is an entirely different matter. Double glazing that is smudged could be more than an eyesore. It could also mean that the seals of your window units with insulation have become damaged or even broken. Seals It is normal for condensation to develop on the outside of double-glazed windows. This is a sign that your windows work well. This is because the air outside is reaching its dewpoint earlier than your glass. If your windows are leaking on the inside it is a greater problem and you must address it. The reason is that misting on the inside of your windows typically suggests a problem with the seals, and that water has gotten into the gap between the two glass panes. Window seals degrade over time due to aging and general wear and wear and tear. The material may also be damaged if seals are exposed to harsh chemicals. Incorrect window installation could cause misting if the installer didn't use the correct fixing methods or installed the frame or insulated panels properly. is used to fill in the gap between two panes within a double-glazed window. This creates a thermal barrier, and also acts as insulation. The spacer bar is coated with a specific desiccant which absorbs moisture and keeps the gap dry. The condensation occurs when the spacer bar gets damaged or worn out and the water that is trapped in the gap gets over the seals. Double-glazing that's not properly installed and maintained may cause damp and condensation however it could also reduce the efficiency of your home. Windows that aren't functioning properly allow cold air to enter and warm air to exit, which means you will need to spend more money heating your home. If your windows show signs of misting you s