https://www.repairmywindowsanddoors.co.uk/camden-misted-double-glazing-repairs-near-me/ Clear Up Misted Up Double Glazing Condensation on the exterior of your double-glazed windows is common and a indication that they're operating as they ought to. The condensation inside the glass panes however is a different matter. Misted up double glazing is more than just an eye-sore It could be a sign that the seals on your insulated window unit have worn out or become damaged. Seals If condensation develops on the outside of your double glazing, this is perfectly normal and a indication that your windows are functioning well. The reason for this is the outside air warming faster than your glass and reaching its dew point. However, if your windows are getting misty on the inside this is a more serious issue and something you will need to take care of. The reason for this is that misting up on the inside of your windows typically means there is a problem with the seals and that water has made its way into the space between the two panes of glass. Window seals break down as time passes due to ageing and general wear and wear and. The material can also be damaged if the seals are exposed to harsh chemicals. A poor window installation can cause misting due to the fact that the installer didn't employ the correct fixing techniques or installed the frame or insulated panels properly. The gap between the two panes of glass in a double-glazed unit is filled with a spacer bar which creates an insulation barrier and also acts as a thermal insulation. The spacer bar has an evaporation layer that absorbs moisture and keeps the gap dry. The condensation happens when the spacer bar is damaged or worn out and the water inside the gap gets through the seals. Double-glazing that's poorly installed and maintained can lead to condensation and damp however, it can also reduce the efficiency of your house. The reason is that faulty windows allow cold air in and warm air out, causing you to pay mor