Double Glazed Windows Repairs
Double-glazed windows require repair for a variety of reasons, like condensation between the panes, draughts, or sagging frames. The majority of these issues are fixable.
Try lubricating the hinges, handles and mechanisms of your door or window if it is difficult to open. This is a simple, affordable solution.
Broken Panes
If a window pane breaks, it loses its insulating properties and can create a draft. If the muntins which divide the glass panes are broken, moisture can be leaking between them, causing condensation, mould or mildew. This can make your home less energy efficient. A broken window is best repaired by an expert to ensure you get the correct seal and maximum energy efficiency.
The first step is to take out any broken glass. Start by placing a low-cost glass cutter in an appliance store beneath the broken pane. Before you start, make sure to lubricate the cutter of this tool using a light oil. This will stop the glass from breaking too easily. The ball-shaped tip of the tool can be used to loosen the pieces. They should come off relatively quickly.
After the glass has been removed, scrape off any old glazing compound that has accumulated in the recess of the frame. This will reveal the metal clips and glazier's pins that keep the glass in the frame. If there's any indication of corrosion, these should be replaced with new ones. If the window is made of wood the glazier's points could be used again if they're intact.
The remaining frame will need to be prepared to allow the re-glazing. Using a caulking gun, apply a continuous ribbon of compound around the inner edge of the recess. Make use of a premium putty, such as Glazier's compound in a cartridge. Dry it out before installing the glass. Reinstall window repair near me if they are on the frame. Then, you can put back the divider muntins.
Condensation
Condensation is a common problem that double-glazed windows can experience, especially in the winter months. It is typically caused by too many moisture levels within your home. Warm air meets cold glass and condenses into droplets of water. These droplets then accumulate in the corners and frame of the window. This can be avoided by opening windows more regularly and improving ventilation by installing extractor fans, and using dehumidifiers to lower the moisture levels. If condensation is still a problem, it's important to call in an expert to get to the bottom of the issue and repair or replace your windows if necessary.
Condensation on a double-glazed window is a sign the seal has failed. The seals that are applied at the factory can wear out over time and let cool air get between the panes. This can cause the window to fog up and then develop mold if it is not addressed promptly.
As a quick fix for condensation, you can try using a hairdryer to dry up the excess moisture. However, this is just a short-term solution and should be only used as a last resort. If you let the condensation sit for too long, it may lead to mould or dampness in your home. This issue should be dealt with by a professional.
As a long-term solution, you can get your double-glazed windows sealed by professionals. They'll remove the affected piece of glass, then clean the gaps and pipe into hot air to eliminate any lingering moisture. During this process, they'll also examine for any the presence of mildew, mold or damage growth and carry out a draught-proofing treatment to ensure your windows are completely operational and energy efficient again.
Draughts
Rubber seals may wear down in time and create drafts between the two panes. It's simple to replace the gaskets, which will create an airtight seal. This will keep warm air in your home, and the colder air out, thereby saving you cash on your energy bills.
Double glazing that is misted may be a sign of blown seals. The unit consists of 2 panes of glass that are separated by a spacer bar to create an insulating gap. Then, it is filled with gas, such as argon for example, to make the window airtight. If the seal has been blown the water vapour will get into your home through the gap. This can cause condensation between the glass panes, which is not able to be removed.
This is a simple problem to repair and windows can be easily replaced by experts using the appropriate tools. The professional will employ tools designed to push the new seals in place and is generally faster than trying to do it by hand. These tools also have a pointed end which is useful for pushing seals into the corners.
In some cases an expert might be able to "reseal' your windows by drilling a small opening into the window and then adding the desiccant material, or putty. This is more cost-effective than replacements, and will offer a reliable draught-proofing solution for your double-glazed windows.
Faulty Hinges
Misted double glazing is a common issue that many people face. It could be caused by a damaged seal or crack in the glass or a problem with the mechanism or frame. The good news is that it is often fixed. Typically, this is done by creating an entirely new seal between the two glass panes. The new seal will prevent condensation, draughts, and leaks.

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 have received your notice. If there are any disagreements being resolved, writing everything down will aid in proving your claim.
A window repair expert may drill the gap between your windows in order to eliminate moisture and form an airtight seal. However, this is generally only a temporary fix and won't stop moisture from returning. It is also possible to replace the glass unit, which will make it watertight.
Make sure that you only attempt DIY fixes with the knowledge and skills you have are adequate. Using super glue or another kind of DIY solution could cause more harm in the long term. It is best to seek help from a professional in case you are unsure of what to do. You can locate an expert in your area who can provide double glazing repairs by typing your postcode into the search box on Checkatrade. Our traders have all been thoroughly vetted, and screened, so you can be certain that they will provide quality service.
Broken Seals
Double-glazed windows are secured by window seals or insulation gas. They can be damaged by various factors, such as weather conditions, age and power washing. It is essential to recognize the signs and the best way to repair them.
When a window seal breaks, it allows humid air to get into the two glass panes, creating fog. It's a frequent issue and it can cause the window to appear visually distorted. When the seal is damaged, gas like argon as well as other inert gases are emitted from the window, further diminishing the glass's insulation capabilities.
A damaged window seal can be fixed by replacing it with a new one by a professional glazier. This is costly and may not completely solve the fog issue. Some companies offer defogging services, which involve placing a special vacuum pump in the window frame to eliminate the moisture, leaving the glass free of fog. This method isn't 100% reliable and does not replace inert gasses, meaning that fog can come back.
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 when you're looking for an option that lasts for a long time. It is best to choose an organization that offers a warranty on replacement windows. This will ensure that any problems that you might encounter are covered. You can be certain that your investment will produce the most effective results. Alternately, you can attempt to avoid this issue by selecting a window of high-quality and following the manufacturer's care instructions. This will prolong the life of the window and reduce the amount of repairs.