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Double Glazed Windows Repairs

Double-glazed windows may require repair for a variety of reasons, like condensation between the panes, draughts or sagging frames. Most of these problems can be resolved.

Try to lubricate the hinges, handles and mechanism of your window or door in case it is hard to open. This is usually a cheap, short-term fix.

Broken Panes

When a window pane breaks it loses its insulating properties and can create a draft. If the dividing muntins are also broken it can cause water to leak through the glass panes, resulting in condensation, mold and mildew and making your home less energy efficient. It is recommended to have a professional repair the damaged window in order to get the best seal and energy efficiency.

First, you'll need to remove any broken glass. Begin by placing a protective drop cloth under the broken window and then cutting around the perimeter of the pane using an inexpensive glass cutter (available at most hardware stores). It's a good idea to grease the cutter with a light oil before you begin. This will stop the glass from breaking too easily. Then, you can make use of the tool's ball-shaped tip to loosen the fragments and they should fall away quickly.

After the glass has been removed, scrape any old glazing compound from the recess area of the frame. This will expose the glazier's point and metal clips that keep the pane in place. Replace them if there is any corrosion. If the window is constructed of wood the glazier points may be reused if they're still in good shape.

The remaining frame needs to be prepared to allow re-glazing. With a caulking gun apply a continuous ribbon of compound around the inner edge of the recess. Use a high-quality putty like glazier's compound that is available in a cartridge, or a standard compound that comes in a tin. Allow it to dry prior to re-inserting the glass. If the frame is made of metal clippings, these should be removed as well. Reinstall the divider muntins.

Condensation

Condensation can cause problems for double-glazed windows, especially in winter. It is typically caused by high moisture levels in your home. Warm air is absorbed by cold glass and condenses to water droplets. They then settle in the corners or frames of the window. This can be avoided by opening your windows more often and enhancing ventilation with extractor fans, and using dehumidifiers to lower the moisture levels. If condensation is still a problem, it's important to call in a professional to get to the root of the issue and fix or replace your windows when necessary.

It's also important to remember that condensation on windows with double glazing can be an indication of a failing seal. The seals that are applied at the factory could wear away over time and allow cool air to pass between the panes. This can cause fogging of the window and eventually mold growth if not addressed promptly enough.

A hairdryer can be used to get rid of excess moisture. This is a temporary solution and should only be used as a final alternative. If you let the condensation sit for too long, it may cause dampness or mould in your home. This issue should be dealt with by a professional.

Professionals can seal your double-glazed window for a more permanent solution. They'll take off the affected pane of glass, clean out the gap and Double Glazed Windows Repairs pipe into hot air to evaporate any remaining moisture. During the process, they'll also look for any signs of damage, mildew or mould growth and then perform an air draughtproofing treatment to ensure that your windows are fully functional and energy efficient.

Draughts

Rubber seals can wear out over time and cause a draft between your two panes. This is usually a minor issue that can be resolved by replacing the gaskets and this will result in a sturdy and airtight seal once again. This will keep warm air inside your home, and cooler air out. You'll reduce your energy bill.

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

This is a straightforward issue to repair and windows can be swiftly repaired by professionals using the right tools. The specialist will use an instrument designed to push in the new seals. This is usually quicker than doing it by hand. The tools also have a pointed tip that can be helpful for pushing seals into the corners.

A professional could be able to seal your windows' by drilling a small hole into the window and then adding a desiccant or putty. This is a less expensive option than replacing your double glazing and still provides you with a reliable air-tight system for draughtproofing.

Faulty Hinges

Misted double glazing is a typical problem that many people experience. It can be caused by broken or cracked glass frame, or even a broken seal. It is usually possible to correct this issue. It is usually a matter of creating a seal between the two glass panes. The new seal will stop leaks, condensation and draughts from occurring.

Contact the company from whom you purchased your windows, and tell them of any problems immediately you discover them. You should inform the company in writing and request confirmation that they received your notification. If there is a dispute being resolved, writing everything down will make it easier to prove your claim.

In some cases, a window repair specialist may be able to drill a hole in your windows to draw out moisture and make a new seal. This is a temporary fix and will not stop the return of moisture. Alternatively, it may be possible to replace the glass unit itself which will ensure that it is watertight.

It is important to keep in mind that you should only try DIY fixes when you have the skills and experience required to be able to do it. Super glue or other DIY solutions can result in more long-term damage. If you aren't sure what to do, it's always better to seek professional advice. You can locate an expert local to you who can offer double glazing repairs by entering your postcode into the search box on Checkatrade. All of our traders are thoroughly vetted and checked which means you can rely on that they will provide you with a top quality service.

Broken Seals

Double-glazed windows are held in place by window seals or insulation gas. They are susceptible to damage due to a variety of elements, including weather conditions, age, and power washing. It is essential to be aware of the signs and how to repair upvc windows them.

When a window seal breaks it allows humidity to get into the two glass panes, creating fog. This is a frequent issue that can make the window appear distorted. When the seal fails, any argon or other inert gas will be removed from the glass, thereby reducing its insulating properties.

A damaged window seal can be repaired by having it replaced with an entirely new one by an experienced glazier. This is costly and may not completely solve the fog issue. Certain companies offer defogging, which involves placing an air pump inside the window frame to eliminate moisture and make the glass clear. This method isn't 100% reliable and does not replace the inert gasses, so the fog can come back.

A glazier can also replace the entire IGU (insulated glass unit) in the event that it is beyond repair. This is typically the most cost-effective option, and could be a good option when you're seeking the long-term solution. It is best to choose a company who offers a warranty on replacement windows. This guarantees that any issues that you might encounter are covered. This means you can be sure that you'll get most out of your investment. Alternatively, you can try to avoid this problem by choosing a high-quality window and following the manufacturer's care instructions. This will extend the life of the window and cut down the number of repairs.