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Double Glazed Windows Repairs

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

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

Broken Panes

When a window pane is broken, it loses its insulating properties and can create draft. If the muntins that divide the glass panes are also broken, moisture can be leaking between them, causing condensation and mildew, as well as mould. This makes your home less energy efficient. A window that is damaged should be repaired by an expert to ensure you get a perfect seal and the optimum energy efficiency.

First, you'll need to remove the broken glass. Start by placing a low-cost glass cutter in a hardware store under the broken pane. 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. You can then make use of the tool's ball-shaped tip to break up the glass fragments and they should fall off fairly quickly.

Scrape any old glazing compound from the frame's recess after the glass is removed. This will reveal the glazier's facets and metal clips that keep the pane 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 gilder's points can be used again if they're in good condition.

You'll need to prepare the surface of the frame for reglazing. Apply a continuous strip of compound to the recess using a caulking tool. Use a high-quality putty such as a Glazier's compound that is contained in cartridge. Let it dry before installing the glass. Reinstall the metal clips, if they are attached to the frame. Install the dividers.

Condensation

Condensation can cause problems for double glazed window repairs-glazed windows, especially during winter. It's typically caused by excessive humidity in the home as warm air meets cold glass. This then condenses into water droplets and then collects in the corners of your windows or across the frame. It can be prevented by opening your windows more often and improving ventilation by installing extractor fans, and using dehumidifiers to lower the moisture levels. If condensation is still present you should contact an expert who can identify the issue and repair or replace the windows if needed.

It's also important to know that condensation on windows with double glazing can be an indication of a leaky seal. This is due to the vacuum seal that was applied by the manufacturer will break down over time and allow cool air to flow between the panes. This can cause the upvc window repair to get smudged and eventually develop mold if it is not addressed promptly.

As a quick fix for condensation, try using hair dryers to dry the excess moisture. However, this is only a short-term solution and should only be only used as a last option. If the condensation is left for a long time it could be looking at dampness or even mould in your home, which needs to be addressed by a specialist.

As a long-term solution, you can have your double-glazed windows repaired by experts. They'll remove the affected pane of glass, then clean the gap, and then pipe into hot air to eliminate any lingering moisture. During the process, they'll also inspect for any damage, mildew or mould growth and then perform a draught proofing treatment to ensure that your windows are fully functional and energy efficient.

Draughts

Rubber seals can wear down in time and create a draft between your two panes. It is a simple fix to replace the gaskets, that will form an airtight seal. This will keep warm air inside your home and cooler air out. You will save money on your energy bills.

Misted double glazing is a sign that the seals inside the sealed unit (sometimes called a DGU) have been blown. The unit is composed of two glass panes filled with argon separated by a spacer to form an airtight window. If the seal is blown the water vapour will get into your space through the gap. This will create condensation between the glass panes, which is not able to be removed.

This is a straightforward issue to fix and windows can be quickly repaired by professionals using the appropriate tools. The expert will employ an instrument designed to push the new seals into place and it is usually faster than trying to do it manually. The tools also come with a pointed end that can be helpful for pushing seals into the corners.

A professional could be able to seal your windows by drilling a small hole in the window, and then adding a desiccant, or putty. This is an economical alternative to replacements, and will provide a reliable protection against draughts for double glazing.

Faulty Hinges

Misted double glazing is a common problem that many people experience. It can be caused by a damaged seal or a crack in the glass or a problem with the mechanism or frame. The good thing is that this can often be repaired. This usually involves creating a seal between two glass panes. The new seal will stop condensation, draughts and leaks from occurring.

If you discover any issues, you should contact the company that sold you the windows. Be sure to do this in writing, and ask them to confirm that they have received your message. If there are any disputes, having everything in writing will aid in proving your case.

In some instances, a window repair specialist will cut the hole in your windows to draw out moisture and make an entirely new seal. This is a temporary fix that won't stop the return of moisture. It is also possible to replace only the glass part, which will make it watertight.

It is crucial to remember that you should only attempt DIY fixes only if you have the experience and knowledge necessary to make the attempt. Super glue or other DIY solutions can result in more damage over the long term. If you are unsure of what to do, it is always recommended to seek professional advice. You can locate an expert in your area who can provide double glazing repairs by entering your postcode in the search box on Checkatrade. All of our tradespeople are fully checked and vetted and you can trust them to provide 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 many factors, such as age, weather conditions, and power washing. It is essential to know the symptoms and the best way to fix them.

If a window seal is damaged, humid air can seep between the two panes of glass, causing fog. This is a common issue that can cause the window appear distorted. Once the seal fails, gas like argon as well as other inert gases are lost from the window, diminishing the glass's insulation capabilities.

A professional glazier can replace a broken window seal with a brand new one. However, this can be expensive and may not solve the fog problem entirely. Certain companies offer defogging solutions which include putting an air pump inside the window frame to remove the moisture and make the glass free of fog. However, this method is not 100% reliable and cannot replace any inert gases, so the fog can be re-applied.

If the IGU (insulated unit) is beyond repair, a glazier could replace it. This is typically the most cost-effective option and can be a good choice when you're seeking an option that lasts for a long time. It is best to choose a company who offers a warranty on replacement windows. This guarantees that any issues you may have are covered. This way, you can rest at ease knowing that you'll get most out of your investment. You can also try to avoid the problem by selecting a high-quality product and following the care instructions provided by the manufacturer. This will prolong the life of the window and cut down the number of repairs.