https://www.repairmywindowsanddoors.co.uk/lewisham-misted-double-glazing-repairs-near-me/ Misted Double Glazing Repair Double glazing that has mist is a frequent issue for homeowners. It's a sign of a need to replace the window. The good thing is that it's usually repairable. Double glazing consists of two glass panes that are sealed together with an air gap (sometimes Argon gas is used) to form an insulating layer and prevent the loss of heat. But when this seal fails it can result in the infamous condensation build-up. Glass unit repair or replacement If you notice misting on the outside of your double glazing this is perfectly normal and happens when the air warms up faster than the glass, such as early in the morning. This will cause the air to reach its dew point and begin to condense. However, when this occurs on the side of the window, it usually means that the sealed unit has failed. This is a major issue that is difficult to fix and may require replacement of the entire window or at least the glass panes. A professional window installer will be able to visit your home and advise you on the best method of action. There are several ways to fix a damaged window, but replacing the glass panes is most effective. This is usually cheaper than replacing the entire window and you may be able to upgrade to a higher-rated glass in order to make your home more energy efficient. A reputable company will give you a full warranty for the replacement, and should be able to give you a free quote with no commitment. De-misting agents can be a more affordable alternative. They work by drilling a small hole within the glazed unit. This pump then pumps dry ingredients into the gap between the glass to absorb moisture. This is only temporary and will leave the windows vulnerable to future condensation as the granules of the spacer bar are saturated with moisture. Another method is to heat the glass and frame to eliminate any moisture that has been trapped however this method onl