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Double Glazed Windows Repairs

There are a variety of reasons your double-glazed windows may need repairs such as condensation between panes, to drop or sagged frames. Many of these issues are fixable.

Try lubricating the hinges, handles and mechanism of your door or window when it is difficult to open. This is usually a cheap solution that is quick and easy to fix.

Broken Panes

When a window pane breaks it loses its insulating properties and could cause a draft. If the dividing muntins are also damaged, it could cause water to escape between the glass panes, leading to condensation, mildew and mould and making your home less efficient in energy use. It is recommended to have an expert repair a damaged window in order to get the most effective seal and energy efficiency.

In the beginning, you'll have to remove the broken glass. Begin by putting a drop cloth underneath the broken window and then scoring around the perimeter of the pane with an inexpensive glass cutter (available in a majority of hardware stores). Before starting, you should make sure to lubricate the cutter with an oil that is light. This will stop the glass from breaking too easily. The ball-shaped tool can be used to loosen the pieces. They should come off relatively quickly.

Scrape any old glazing compound off the frame's recess once the glass is removed. This will expose the glazier's point and metal clips that keep the pane in place. If there's any sign of corrosion, the clips must be replaced with new ones. If the window is made of wood the glazier's gilder's points can be re-used if they're still in good condition.

You'll need to prepare the surface of the remaining frame to be re-glazed. Utilizing a caulking gun apply a continuous strip of compound around the inner edge of the recess. Make use of a premium putty such as glazier's compounds that comes in a cartridge or conventional compound that comes in a tin. Let it dry before reinstalling the glass. Install the metal clips if they are attached to the frame. Finally, put back the divider muntins.

Condensation

Condensation is one of the most common issues that double-glazed windows may experience particularly in wintertime. It's usually caused by too much humidity in the home where warm air collides with cold glass, which condenses into water droplets and settles in the corners of your windows or across the frame. It can be prevented by opening windows more frequently and enhancing ventilation with extractor fans and running dehumidifiers in order to reduce the amount of moisture. If condensation remains an issue, it's best to contact an expert to determine the bottom of the issue and fix or replace your windows if needed.

Condensation on a double-glazed window is a sign the seal has failed. This is because the factory-applied vacuum seal may break down in time and allow cool air to flow between the panes. This could cause the window to fog up and Double glazed windows repairs then develop mold if it is not addressed promptly.

As a quick fix for condensation, try using a hairdryer to dry up the excess moisture. However, this is just a short-term solution and should only be used as a last resort. If the condensation has left for a long time you might be facing dampness or even mould within your home, which must be dealt with by a professional.

For a more long-term solution you can have your double-glazed windows repaired by experts. They'll take off the affected pane of glass, then clean the gap and pipe into hot air to eliminate any lingering moisture. During the process, they will also look for any damage, mildew or mould growth and apply an draught-proofing procedure to ensure that your windows are functional and energy efficient.

Draughts

As time goes by the rubber seals around the edges of your glass are likely to fall apart and create a draught in space between the two panes. It's a simple fix to replace the gaskets that will form an airtight seal. This will keep warm air inside your home and colder air outside. You will save money on your energy bill.

Misted double glazing indicates that the seals in the sealed unit (sometimes called a DGU) have been blown. The unit consists of 2 panes of glass that are separated by a spacer bar to create an insulating gap. Then, it is filled with gas, like argon for example, to make the window airtight. If the seal has blown it will allow water vapour to pass through your home through the gap, causing condensation between the panes which cannot be wiped off.

This is a straightforward issue to repair, and windows can be easily replaced by experts using the right tools. The expert will employ an instrument designed to push the new seals in place and this is normally quicker than attempting to do it by hand. These tools feature a pointed tip that can be used to push the seals into corners.

A professional might be able to reseal your windows by drilling a small opening in the window, and adding a desiccant or putty. This can be an economical alternative to replacements and it will still offer a reliable protection against draughts for your double glazing.

Faulty Hinges

Misted double glazing is a frequent problem that many people experience. It can be caused by broken or cracked glass frame or even a broken seal. The good news is that it can be easily solved. This usually involves making a seal between the two glass panes. The new seal will stop condensation, draughts, as well as leaks.

You should contact the company through which you purchased your windows, and inform them of any issues immediately you discover them. Be sure to do this in writing, and request them to confirm that they've received your notice. If there is a dispute, having everything in writing will aid in proving your complaint.

A window repair expert might be able to drill a hole in the gap between your windows in order to eliminate moisture and make the seal. However, this is typically only temporary and will not prevent moisture from returning. It is also possible to replace the glass unit itself to ensure that it is watertight.

Make sure that you only attempt DIY fixes if your skills and knowledge are sufficient. Super glue or other DIY solutions can cause more damage over the long term. If you aren't sure what to do, it's always better to seek professional advice. Entering your postcode in the search box of Checkatrade will allow you to find a local tradesperson that offers double repair of your glazing. All of our tradespeople are thoroughly vetted and checked, so you can trust them to provide a high-quality service.

Broken Seals

Double glazed windows are secured by seals on windows or gas. They are susceptible to damage due to many factors, including weather conditions, age, and power washing. It is essential to know the symptoms and the best way to fix them.

If a window seal is damaged, it allows humid air to enter between the two glass panes and create fog. It's a common problem, and it can also cause the window to look visually disoriented. If the seal fails, argon and other inert gases are removed from the window, thereby reducing the glass's insulating qualities.

A professional glazier can repair a damaged window sash repairs seal with a new one. This can be expensive and may not solve the fog issue. Certain companies offer defogging, which involves placing a vacuum pump inside the window frame to eliminate moisture and clear the glass. This method isn't 100% reliable, and it does not replace inert gasses, which means that the fog may be re-created.

If the IGU (insulated unit) is beyond repair, a glazier can replace it. This is typically the most cost-effective solution and could be a good option when you're seeking a long-term solution. It is best to choose an option that provides warranties on replacement windows. This guarantees that any issues that you might encounter are covered. You can be sure that your investment will provide the best results. Alternatively, you can try to avoid this issue by choosing a premium window and following the manufacturer's care instructions. This will extend the life of the window and cut down the amount of repairs.