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Double Glazed Windows Repairs

There are a variety of reasons your double glazed windows might require repair, from condensation between panes to draughts and dropped or sagged frames. Thankfully, most of these issues can be resolved.

If your window or door is difficult to open, try oiling the hinges, mechanism and handles. This is usually a low-cost solution that is quick and easy to fix.

Broken Panes

When a window pane breaks it loses its insulation properties and could cause a draft. If the muntins that divide the glass panes are also broken, water can leak between them causing condensation or mildew, or mould. This will make your home less energy-efficient. It is recommended to hire a professional repair the damaged window to ensure the most effective seal and energy efficiency.

Firstly, you'll need to take the broken glass off. Begin by placing a protective drop cloth underneath the window repairing that has been broken and cutting around the perimeter of the pane with an inexpensive glass cutter (available at most hardware stores). It's recommended to lubricate the cutter with light oil prior to when you begin. This will prevent the glass from breaking too easily. You can then utilize the tool's ball-shaped end to loosen the fragments, which should come away fairly quickly.

Once the glass is removed, scrape off any old glazing compound from the recess area of the frame. This will expose the metal clips and glazier's pins that hold the glass in the frame. If there's evidence of corrosion, these should be replaced with new ones. If the window is made of wood, the glazier points can be reused if they're still in good condition.

The surface of the remaining frame must be prepared for re-glazing. Apply a continuous strip of compound to the recess using a caulking tool. Make use of a premium putty such as a Glazier's compound in cartridge. It should dry before reinstalling the glass. If the frame is made of metal clippings, they must be removed as well. Finally, put back the divider muntins.

Condensation

Condensation is a common problem that double-glazed windows may experience, especially in the winter months. It's usually caused by too much moisture in the house, with warm air meeting cold glass, which then turns into water droplets, and then collects in the corners of your windows or across the frame. You can avoid this by opening your windows more often and improving ventilation with extractor fans, and running dehumidifiers. If condensation is still a problem, it's important to get a professional to get to the root of the issue and fix or replace your windows if necessary.

It's also important to remember that condensation on a double-glazed repairing window can actually be an indication of a leaky seal. This is due to the factory-applied vacuum seal will be damaged in time, allowing cool air to flow between the panes. This could lead to fogging of the window and eventually mold growth if it is not addressed quickly enough.

As a quick fix for condensation, you could try using hair dryers to eliminate the excess moisture. This is only a temporary solution and should only be used as a final alternative. If you leave the condensation for too long, it could cause dampness or mould in your home. This issue should be handled by an expert.

As a longer-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 then pipe into hot air to evaporate any lingering moisture. In this process, they'll also check for damage, mildew or mould growth, and then apply a draught-proofing treatment to ensure that your windows are functional and energy efficient once again.

Draughts

As time passes by, the rubber seals around the edges of your glass insulated can be damaged and cause a draught to form in the space between the two panes. This is usually a minor problem that can be fixed by re-installing the gaskets and this will result in a solid and airtight seal. This will allow warm air inside your home, and the colder air out, saving you cash on your energy bills.

Misted double glazing is a sign that the seals inside your sealed unit (sometimes called a DGU) have been blown. The unit is composed of two glass panes filled with argon separated by a spacer to form an airtight window. If the seal is blown it allows water vapour to get into your space through the gap, creating condensation between the panes which cannot be wiped off.

This is a simple issue to solve, and windows can be quickly replaced by specialists with the proper tools. The specialist will use an instrument that is designed to push in the new seals. This is generally faster than doing it by hand. These tools also have a pointed tip which can be useful for pushing seals into the corners.

In some cases an expert may be able to 'reseal' your windows by drilling a small hole into the window and adding a special desiccant material or putty. This is a less expensive option than replacing your double-glazed windows and will still provide you with a reliable draught proofing system.

Faulty Hinges

Misted double glazing is a typical issue that many people face. It can be caused by a broken seal or crack in the glass or an issue with the mechanism or frame. It is usually possible to correct this issue. This typically involves creating a seal between two glass panes. The new seal will prevent condensation, draughts, and leaks.

If you spot any issues, you should contact the company that sold you your windows. Make sure to put this in writing and ask them to confirm that they've received your message. If there is a dispute the fact that everything is written will make it easier to prove your claim.

A window repair professional may drill the gap between your windows to remove moisture and make the seal. This is only temporary and won't stop the return of moisture. It might also be possible to replace just the glass unit, which will make it watertight.

Remember that you should only attempt DIY fixes with the knowledge and skills you have are sufficient. Super glue or other DIY solutions could cause more long-term damage. It is best to seek professional help if you are unsure what to do. You can find an expert local to you who can offer double glazing repair by entering your postcode in the search box on Checkatrade. All of our tradespeople are fully checked and vetted, so you can trust that they will provide you with a top quality service.

Broken Seals

Window seals, also known as insulation gas fills, keep double glazing window repair-glazed windows in place. They are susceptible to damage due to many factors, including age, weather conditions, and power washing. It is essential to be aware of the signs and the best way to fix them.

If a window seal is damaged humid air can leak between the two panes of glass, creating fog. This is a common issue, and can cause the window to look visually disoriented. When the seal fails the argon or any other inert gas will be removed from the glass, thereby diminishing its insulating properties.

A damaged window seal can be fixed by replacing it with a a new one by an experienced glazier. However, this is expensive and may not resolve the fog issue completely. Certain companies offer defogging, which involves placing an air pump inside the window frame in order to remove moisture and clear the glass. However, this method is not foolproof and does not replace any inert gases, so the fog can be re-applied.

If the IGU (insulated unit) is beyond lock repair, a glazier could replace it. This is the most cost-effective solution and is a good choice if you are looking for a long-term solution. It is recommended to choose an option that provides a warranty on replacement windows. This guarantees that any issues that you might encounter are covered. You can be certain that your investment will provide the best results. You can also get rid of the issue by choosing the best quality product and following the maintenance instructions that are provided by the manufacturer. This will help to prolong the lifespan of your window and reduce the need for repairs.