Double Glazed Windows Repairs

Double-glazed windows may require repair for a variety of reasons like condensation between the panes, draughts, or frames that are sliding. Many of these issues are fixable.

Try lubricating the hinges, handles and mechanisms of your window or door when it is difficult to open. This is usually a cheap temporary fix.

Broken Panes

When a window pane is broken it loses its insulation and can cause a draft. If the dividing muntins also broken, it could cause moisture to leak through the glass panes, resulting in condensation, mold and mildew and making your home less energy efficient. A broken window is best repaired by an expert to ensure that you get a perfect seal and optimum energy efficiency.

First, you'll need to take the broken glass off. Start by placing an inexpensive glass cutter in a hardware store under the broken pane. Before you begin, make sure to lubricate the cutter with an oil that is light. This will help prevent the glass from breaking too easily. The ball-shaped end of the tool can be used to loosen the pieces. They should be removed quite quickly.

Once the glass is removed, scrape away any old glazing compound that has accumulated in the recess of the frame. This will reveal the glazier's points and the metal clips that hold the pane in the frame. If there's any sign of corrosion, these clips should be replaced with new ones. If the window is made of wood, the glazier points can be reused if still in good condition.

The next step is to prepare the surface of the remaining frame for reglazing. Apply a continuous strip of compound to the recess using the caulking tool. Make use of a premium putty like glazier's compound that is available in a cartridge, or a standard compound that is sold in a can. It should dry before reinstalling the glass. Install the metal clips if they are on the frame. Reinstall the divider muntins.

Condensation

Condensation is one of the most common issues that double-glazed windows can experience, especially in the wintertime. This is usually caused by too many levels of moisture within your home. Warm air is absorbed by cold glass and condenses to droplets of water. They then settle in the corners and frame of the window. You can prevent this from happening by opening your windows more frequently and improving ventilation with extractor fans, and using dehumidifiers. If condensation continues to occur you should contact an expert who will be able to pinpoint the issue and fix or replace the windows if required.

Condensation on a double-glazed glass window is a sign that the seal has failed. This is due to the factory applied vacuum seal may become degraded over time, allowing cool air to flow between the panes. This could cause the window to fog up and repairmywindowsanddoors eventually grow mold if not addressed promptly.

As a quick fix to condensation, you can try using hair dryers to eliminate the excess moisture. But, this is only an interim solution and should only be only used as a last resort. If you allow the condensation to sit for too long, it may cause dampness or mould within your home. This issue should be handled by an expert.

As a long-term solution, you can have your double-glazed windows repaired by professionals. They'll remove the affected pane of glass, then clean the gap, and then pipe into hot air to evaporate any moisture that remains. During the process, they will also check for any damage or growth of mould, mildew or mildew and apply an air draughtproofing treatment to ensure that your windows are fully efficient and energy efficient once more.

Draughts

Rubber seals may get worn out in time and create a draft between your two panes. This is typically a simple problem that can be solved by replacing the gaskets and this will create a strong and airtight seal once again. This will keep warm air inside your home and cooler air out. You will save money on your energy bills.

Misted double glazing indicates that the seals inside the sealed unit (sometimes called a DGU) have been blown. The unit is comprised of two panes of glass separated by the spacer bar to create an insulating gap. Then, it is filled with gas, for example argon, to make the window airtight. If the seal has blown water vapour can enter your space through the gap. This can cause condensation between the glass panes that is not able to be removed.

This is a simple issue to fix, and windows can be quickly replaced by specialists with the proper tools. The professional will employ an instrument that is designed to push into the new seals. This is typically faster than doing it by hand. These tools also come with a pointed end that can be helpful for pushing the seals into the corners.

In certain cases an expert might be able to "reseal' your windows by drilling a small hole in the window and then adding an adsorbent material or putty. This is a cheaper solution than replacing your double-glazed windows and still provides you with a reliable air-tight system for draughtproofing.

Faulty Hinges

Misted double glazing is a frequent problem that many people experience. It can be caused by a damaged seal or crack in the glass or a problem with the frame or mechanism. It is usually possible to resolve this issue. This typically involves making a seal between the two glass panes. The new seal will stop condensation, draughts and leaks from occurring.

If you discover any problems, you should contact the company that sold you your windows. Make sure you do this in writing and ask them to confirm that they've received your notice. If there is a dispute the fact that everything is written will make it easier to prove your case.

In certain situations the window repair expert may be able to drill a hole in your windows to draw out moisture and make the new seal. This is a temporary fix that won't stop moisture from resurfacing. Alternatively, it may be possible to replace the glass unit, which will ensure it is watertight.

Remember that you should only attempt DIY fixes only if your skills and experience are adequate. Super glue or other DIY solutions could cause more long-term damage. If you are unsure of what to do, it is always recommended to seek professional advice. Entering your postcode in the search box on Checkatrade will help you locate a local tradesperson that offers double glazing repair. Our tradespeople have been thoroughly vetted and checked, so you can be sure they will provide a top-quality service.

Broken Seals

Double-glazed windows are secured by seals for windows or insulation gas. They can be damaged by various factors, including age, weather conditions, and power washing. It is important to recognize the signs and the best way to repair them.

If a window seal is damaged, humid air can seep between the two panes of glass, creating fog. This is a common problem that can also make the window appear disfigured. When the seal fails the argon or any other inert gas is lost from the glass, thereby reducing its insulating properties.

A professional glazier can repair a damaged window seal with a brand new one. This is costly and may not completely solve the fog issue. Some companies offer defogging, which involves placing an air-pump inside the frame of the window to remove moisture and clear the glass. This method isn't 100% reliable, and it does not replace the inert gasses, so the fog may return.