10 Double Glazed Windows Repairs That Are Unexpected

Rachael Sprent asked 2 เดือน ago

Double Glazed Windows Repairs

Double-glazed windows may require repair for a variety of reasons, including condensation between the panes, draughts or frames that are sliding. The majority of these issues can be resolved.

If your door or window is difficult to open, consider oiling the hinges, the mechanism and handles. This is usually a simple, short-term fix.

Broken Panes

When a window pane breaks it loses its insulation properties and could cause draft. If the muntins that separate the glass panes are broken, water can leak between them causing condensation or mildew, or mould. This will make your home less efficient in energy use. It is best to have a professional repair timber windows a broken window to ensure the best seal and energy efficiency.

Firstly, you’ll need to remove the broken glass. Begin by putting a drop cloth beneath 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 light oil prior to when you begin. This will help prevent the glass from breaking too easily. The ball-shaped tool can be used to loosen the pieces. They should fall off fairly quickly.

After the glass has been removed, scrape off any old glazing compound that has accumulated in the recess area of the frame. This will reveal the metal clips and glazier’s pins that keep the glass in place. If there’s evidence of corrosion, the clips must be replaced with new ones. If the window is made of wood, the glazier’s points can be re-used if they’re still intact.

The next step is to prepare the surface of the frame for reglazing. Apply a continuous strip compound to the recess with the caulking tool. Make use of a premium putty such as a Glazier’s compound in cartridge. Allow it to dry before re-inserting the glass. Reinstall the metal clips if they are attached to the frame. Finally, install the dividers.


Condensation is one of the most common issues that double-glazed windows face, especially in the winter months. This is usually caused by high moisture levels in your home. Warm air is absorbed by cold glass and condenses into droplets of water. These droplets then accumulate in the corners or frame of the window. You can prevent this from happening by opening your windows more often and improving ventilation with extractor fans, and using dehumidifiers. If condensation continues to occur it is recommended to contact a professional who can diagnose the problem and repair or replace the windows if necessary.

It’s also important to know that condensation on windows with Double Glazed Windows Repair glazing could be a sign of a failing seal. The seal that is applied by the factory can wear out over time and allow cool air to get between the panes. This can cause fogging of the window, and eventually mold growth if it is not addressed promptly enough.

For a quick fix to condensation, you could try using a hairdryer to dry up the excess moisture. This is a temporary solution and should be used only as a final option. If you leave the condensation for too long, it could cause dampness or mould within your home. This should be handled by an expert.

Professionals can reseal double-glazed windows for a better, more durable solution. They’ll remove the affected piece of glass, then clean the gap and pipe into hot air to eliminate any moisture that remains. In this process, they’ll examine for any the presence of mildew, mold or damage growth and carry out a draught-proofing treatment to ensure your windows are functional and energy efficient once again.


The rubber seals wear out over time and create a draft between your two panes. This is usually a minor issue that can be resolved by replacing the gaskets, and this will create a strong and airtight seal once again. This will keep warm air in your home and the colder air out, saving you money on your energy bills.

Misted double glazing is a sign the seals of the sealed unit (sometimes called a DGU) have been blown. The unit is comprised of two panes of glass that are separated by the spacer bar to create an insulating gap. Then, it is filled with gas, such as argon, to make the window airtight. If the seal has blown it will allow water vapour to get into your space through the gap, which will cause condensation between the panes which cannot be wiped off.

Fortunately it is a simple problem to fix, and double glazed windows repair windows can be replaced quickly by professionals who have all the right tools and know how to do it properly. The specialist will use an instrument designed to push into the new seals. This is typically faster than doing it by hand. The tools have 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 hole in the window, and adding a desiccant or putty. This is a more cost-effective solution than replacements, and will provide a reliable draught-proofing system for your double-glazed windows.

Faulty Hinges

Misted double glazing is a typical problem that many people experience. This can be caused by a broken or cracked glass frame, or even a broken seal. The good thing is that this is often repaired. Usually, this means making a new seal between the two panes of glass. The new seal will prevent condensation, draughts, and leaks from occurring.

As soon as you notice any issues, you must contact the company that sold you your windows. You should notify the company in writing and demand confirmation that they have received your notice. Writing everything down will help later on should any disputes arise, as it is easier to prove that you did indeed complain.

In some instances the window repair expert will drill the gap in your windows to draw moisture out and create an entirely new seal. This is a temporary fix and will not stop moisture from resurfacing. It may also be possible to replace just the glass unit, which will make it watertight.

Make sure that you only attempt DIY fixes only if your skills and experience are sufficient. Super glue or other DIY solutions can cause more long-term damage. It is always best to seek out professional assistance if you are unsure what to do. By entering your postcode into the search box of Checkatrade will help you find an expert in your area who can provide double repair for your window. All of our traders are verified and checked for accuracy and you can trust them to provide a high-quality service.

Broken Seals

Double-glazed windows are secured by seals for windows or insulation gas. A variety of factors can cause them to break, like weather conditions, age and power washing, so it’s important to know what the signs are and how to repair them.

When a window seal fails, it allows humid air to get into the two glass panes and create fog. It’s a frequent issue and can cause the window to look visually disoriented. If the seal fails, argon and other inert gases are emitted from the window, thereby decreasing the glass’s insulation properties.

A damaged window seal can be repaired by replacing it with the new one by an experienced glazier. However, this is expensive and may not resolve the fog problem entirely. Certain companies offer defogging services that involve putting a special vacuum pump in the window frame to remove the moisture and leave the glass clean. This method is not foolproof and does not replace inert gasses, so the fog can return.

If the IGU (insulated unit) is beyond repair, a glazier may replace it. This is usually the most cost-effective option, and can be a good choice if you’re seeking the long-term solution. It is recommended to choose an organization that offers warranties on replacement windows. This will ensure that any issues that you might encounter are covered. This means that you can be assured that you’ll get the most out of your investment. Alternatively, you can try to avoid this issue by choosing a premium window and following the manufacturer’s maintenance instructions. This will extend the life of your window and reduce the need for repairs.