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Double Glazed Windows Repairs

There are many reasons your double-glazed windows may need repairs including condensation between panes, to drop or sagged frames. Fortunately, a majority of problems can be addressed.

Try lubricating the hinges, handles and mechanisms of your window or door if it is difficult to open. This is usually a simple, short-term fix.

Broken Panes

When a window pane is damaged it loses its insulation and may cause drafts. If the muntins that divide the glass panes also broken, water can leak between them causing condensation and mildew, as well as mould. This makes your home less energy-efficient. A damaged window should be repaired by an expert to ensure that you get the correct seal and optimum energy efficiency.

First, you'll need to remove any broken glass. Start by placing a low-cost glass cutter from a hardware store under the broken pane. It's worth lubricating this tool's cutter with lightweight oil before you begin. This will prevent the glass from breaking too easily. The ball-shaped end of the tool can be used to loosen the pieces. They should fall off fairly quickly.

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

The remaining frame needs to be prepared for the re-glazing. With a caulking gun apply a continuous ribbon of compound along the inside edge of the recess. Make use of a premium putty such as a glazier's compound that comes in a cartridge, or a standard compound that is sold in a can. Allow it to dry before re-inserting the glass. If the frame is made of metal clippings, they should be removed as well. Reinstall the divider muntins.

Condensation

Condensation is a frequent issue that double-glazed windows face, especially in the winter months. It's usually caused by too much moisture in the home as warm air meets cold glass, which then forms into water droplets and settles in the corners of your windows or across the frame. You can stop this from happening by opening your windows more frequently, improving ventilation with extractor fans, and running dehumidifiers. If condensation continues to occur, you should call a professional who can diagnose the problem and repair or replace the windows if necessary.

It's also important to note that condensation on a double-glazed window can actually be an indication of a leaky seal. The vacuum seal applied at the factory could wear away over time and allow cool air to get between the panes. This can cause the window to fog up and then develop mold if it's not addressed promptly.

You can use a hairdryer as a quick solution to eliminate excess moisture. This is a temporary fix and should only be used as a final alternative. If the condensation has been allowed to sit for too long you could be looking at dampness or even mould in your home, which should be addressed by a professional.

As a longer-term solution, you can have your double-glazed windows repaired by professionals. They will remove the affected glass pane, clean the gap and pipe hot air into the space to evaporate any moisture. In the process, they'll look for signs of damage, mildew or mould growth, and then apply a draught-proofing treatment to ensure that your windows are completely operational and energy efficient again.

Draughts

The rubber seals get worn out in time and create drafts between your two panes. This is often a simple problem that can be solved by replacing the gaskets, and this will result in a solid and airtight seal. This will keep warm air in your home, and the colder air out, saving you cash on your energy bills.

Double glazing that is misted may be a sign of blow-blown seals. The unit is made up of two panes of glass filled with argon separated by a spacer to form an airtight window. If the seal has been blown it allows water vapour to pass through your home through the gap, replacements causing condensation between the panes that is not able to be cleaned off.

This is a simple issue to fix, and windows can be swiftly replaced by experts using the appropriate tools. The professional will employ tools designed to push the new seals into place and is generally faster than doing it by hand. These tools feature an angled tip that can be used to push the seals into corners.

A professional may be able'reseal your windows' by drilling a small gap into the window, and then adding a desiccant, or putty. This could be more cost-effective than replacements and it will still provide a reliable protection against draughts for double glazing.

Faulty Hinges

Misted double glazing is a common problem that many people encounter. It can be caused by a broken seal or crack in the glass, or a problem with the frame or mechanism. It is often possible to resolve this issue. This typically involves creating a seal between the two glass panes. The new seal will stop condensation, draughts, and leaks from happening.

You should contact the company through which you purchased your windows, and inform them of any problems immediately you spot them. Be sure to do this in writing, and request them to confirm that they've received your notice. Making sure that everything is in writing will make it easier to resolve any disputes arise, as it will be easier to prove that you did complain.

A window repair specialist could drill a hole between your windows to eliminate moisture and form an airtight seal. This is a temporary fix that will not stop moisture from resurfacing. It is also possible to replace the glass unit, which will ensure it is watertight.

Remember that you should only try DIY fixes if your skills and knowledge are sufficient. Super glue or other DIY solutions can cause more long-term damage. It is always best to seek out professional assistance when you aren't sure what to do. You can find an expert in your area who can provide double glazing repairs by entering your postcode into the search box on Checkatrade. All of our tradespeople are thoroughly vetted and checked and you can trust them to provide top-quality service.

Broken Seals

Double glazed windows are secured by seals for windows or insulation gas. Many factors can cause them to break, such as weather conditions, age and power washing. It's essential to be aware of what signs are and what to do to fix them.

If a window seal is damaged, humid air can seep between the two panes of glass, creating fog. This is a frequent issue that can cause the window appear disfigured. When the seal is damaged, the inert gases argon and others are lost from the window, decreasing the glass's insulation properties.

A damaged upvc window repair seal can be repaired by replacing it with a new one by a professional glazier. This can be costly and might not be able to resolve the fog issue. Some companies offer defogging, which involves putting a vacuum pump inside the window frame to remove moisture and clear the glass. This method isn't foolproof, and it does not replace the inert gasses, so the fog may be re-created.

If the IGU (insulated unit) is damaged beyond repair, a glazier can replace it. This is the most cost-effective solution and is a good option if you're seeking a long-term solution. It is recommended to select a company with a guarantee for replacement windows to ensure that any problems are protected. You can be certain that your investment will provide the most effective results. Alternately, you can attempt to avoid this issue by selecting a window of high-quality and following the manufacturer's maintenance instructions. This will prolong the life of your window and minimize the need for repairs.