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10 Basics About Double Glazed Repair You Didn't Learn At School
How to Deal With Double Glazed Repair

It is recommended to make sure that your double-glazed window frames regularly inspected, especially if they are expanding or shrinking. This will reduce the risk of draughts.

If you notice condensation between the panes this is an indication that the seal is failing and needs to be replaced. Replacing the seal will not only reduce condensation but will also reduce energy costs.

Cracked or broken Panes

Double glazing isn't impervious to damage. It is susceptible to developing defects that could decrease the efficiency of energy. Repairing double-glazing is a relatively easy process, but you will need the right tools and expertise to complete it right. It is recommended to hire a professional company to do the work rather than attempting it yourself.

The most common issue that can affect a double-glazed window is a broken or cracked pane. This could be a result of a knock or blow on the frame from outside, or from an attempt to open windows that are shut. The glass could break or crack into small pieces, depending on the size of the crack and the force that is applied to it.


local double glazing repair can repair a double-glazed glass window that is susceptible to cracking with the help of special tape or putty. This will stop the crack from extending or becoming worse and it will block any moisture, wind or other elements from entering your home through the cracks.

Condensation in double-glazed windows is a different issue that is common and this is often the result of a break of the window seal. It is a natural process that can occur due to varying temperatures and weather conditions, so it is essential to ensure whether your windows are under warranty before attempting to fix them.

It's usually covered by the company who provided you with the double glazing, so it is important to contact them immediately and explain the problem clearly. It is recommended to do this in writing rather than by text or phone and keep an original copy of the correspondence.

If you're interested in trying to fix and fix a window that has become misty by yourself, a popular method is to drill through the middle of the damaged pane. The desiccant will absorb any moisture and aid in resolving the issue. However this is temporary solution, and it is recommended that you have your double-glazed windows replaced by new units whenever possible.

Misted Panes

Double-glazed windows that mist up can be a real troublesome issue that can cause major disruptions in your home. Once you have identified the source it's easy to repair. Most of the time, the root of the issue is a defect in the seals between your window panes, allowing moisture to get in. Poor installation or drainage issues, or even defective seals from the window manufacturer could cause this problem.

Standard sealed units are made up of two glass panes, with an open spacer bar sandwiched between them (shown in the above image). The surface of the spacer bar is perforated, and the spacer bars have been filled with desiccant in order to absorb moisture. The two glass panes are then sealed together and the whole unit is filled with gas to increase its thermal efficiency.

As you can imagine if the seal fails, moisture can get in between the panes and cause condensation and mist. This could also result in the heat from your home being lost which could result in significant amounts of money squandered in energy costs.

Unfortunately, fixing the misted double glazing window isn't easy and isn't something that should be attempted by anyone without the necessary knowledge of the glazing industry and construction industry. However, if you're willing to take on the challenge then it is possible to fix a misted sealed unit by adding a moisture absorbing desiccant back into the gap between the glass panes.

Be aware, however this is an interim solution. The condensation will likely to return and the process could need to be repeated. It's much more effective to replace an affected unit. It will also be more efficient and cleaner. Replacements can also help restore the original insulation of your property which isn't possible with repair. We recommend getting in touch with a reputable double-glazing company if you're having trouble with condensation or misty windows. In the meantime, try keeping your windows as dry as you can by making sure they're well ventilated and cleaned regularly.

Water Leaks

If they're new or old, double glazed windows must not leak. Leaking windows are not only an inconvenience, but they could cause significant damage to your home including mold growth and structural damage as well as higher heating and cooling expenses. Contact a professional window company as soon you notice a issue.

Window leaks can be a sign that the seals between glass panes aren't working properly. If you notice condensation between the panes it is a sure indication that the seal on your window has been damaged and that moisture is getting into the gaps between the glass's insulating. While a little condensation is normal, if it persists and becomes visible on the exterior or interior of your home, it's time to have a repair service in.

The accumulation of water at the bottom of the window frame is a typical cause of leaks. This can be a sign of clogged drainage holes or flashing that is not properly installed or an unbalanced sill. A drainage hole that is clogged is simple to fix using a coat hanger wire to clean out the gunk. Incorrect flashing is also easy to fix using roofing caulk to fill the gaps around the frame. If the window sill is sloped to one side it may be due to an improper pitch. A professional window repair service will be able determine the root of the problem and provide an affordable, fast solution.

Although it is not uncommon for old UPVC windows to leak or break however, it is more efficient and cost-effective to hire a professional double glazed repair service. They can restore the look and function of your windows back to what they were like when they were brand new. They can also replace hinges, handles, and locks if necessary. Professional window repair companies will offer you a warranty on their work. You wouldn't get this if you tried to repair the windows yourself.

Difficulty of Opening

If you find that your windows are becoming more difficult to open, call the company from which you purchased the windows. In most instances, a simple repair can fix the problem. If the problem persists then you should consider replacing your old windows with more modern ones. Double-glazed windows with modern designs offer the latest technology to keep your home warm and secure, including slimline uPVC or aluminium frames, advanced insulation to stop heat from escaping, as well as innovative security equipment to stop intruders from entering your home.

Another common sign that your double glazing requires repairs is condensation between the panes of glass. This is due to a failure in the seals between the two panes. Inert gas is supposed to be able to escape between the glass and replace it with moist air, making sure that your windows stay well-insulated and thermally efficient. If this isn't happening the seals may have deteriorated or even broken, which is something that may happen over time as a result of weather changes or other factors.

A draught emanating from your double-glazed window is also a common sign that the seals have failed, meaning that cold air is leaked into your home. This can lead to more energy costs as your heating system has to work harder to maintain the temperature of your home.

In some cases, a draught can be fixed by lubricating hinges or handles on your double-glazed doors or windows. It is crucial to note that this is a temporary solution, and you'll have to seek out the experts if the problem persists.

You can also add ventilation systems, such as extractors, air bricks, or vents in your doors and windows, to help with condensation issues. It is also essential to allow your double-glazed windows and doors to breathe by keeping them open to the maximum extent possible, which is possible with trickle vents.

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