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Double Glazed Windows Repairs

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

Try applying lubrication to the hinges, handles and mechanisms of your door or window if it is difficult to open. This is a quick and cheap solution.

Broken Panes

When a window pane is damaged it loses its insulation and can cause a draft. If the dividing muntins are also broken it can cause water to escape between the glass panes, resulting in condensation, mold and mildew and making your home less energy efficient. A window that is damaged should be repaired by an expert to ensure you get a proper seal and the optimum energy efficiency.

Firstly, you'll need to take the broken glass off. Start by placing a low-cost glass cutter from an appliance store beneath the broken pane. It's recommended to lubricate the cutter with lightweight oil before you begin. This will help prevent the glass from breaking too easily. You can then utilize the tool's ball-shaped end to break up the glass fragments and the glass should break away quickly.

Scrape any old glazing compound out of the frame's recess once the glass has been removed. This will reveal the metal clips and glazier's pins that keep the glass in the frame. Replace them if there is any corrosion. If the window is made of wood, the glazier points can be reused if still intact.

The next step is to prepare the surface of the frame to be re-glazed. Apply a continuous strip of compound to the recess with the caulking tool. Use a high-quality putty, such as a glazier’s compound in cartridge. Allow it to dry prior to re-inserting the glass. If the frame is made of metal clippings, these should be removed as well. Install the dividers.

Condensation

Condensation is one of the most common issues that double-glazed windows may experience particularly in winter months. It's usually caused by too much humidity in the home where warm air collides with cold glass. This then turns into water droplets, and settles in the corners of your windows or across the frame. You can avoid this by opening your windows more often and improving ventilation with extractor fans, and using dehumidifiers. If condensation is still an issue, it's crucial to contact a professional to get to the bottom of the issue and repair or replace your windows when needed.

Condensation on a double-glazed window is a sign the seal has failed. The seal that is applied by the factory can wear out over time and allow cool air to pass between the panes. This can cause fogging of the window and eventually, mold growth if not dealt with quickly enough.

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

As a longer-term solution, you can get your double-glazed windows sealed by experts. They'll remove the damaged glass pane and clean the gap. They'll then pipe hot air into the gap to evaporate any moisture. During this process, they'll also check for damage, mildew or mould growth and carry out an draught-proofing procedure to ensure that your windows are functional and energy efficient once again.

Draughts

Rubber seals may wear out over time and cause drafts between your two panes. It is simple to replace the gaskets, that will form an airtight seal. This will keep the 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 your sealed unit (sometimes called a DGU) have been blown. The unit is composed of two panes of glass filled with argon separated by a spacer, creating an airtight window. If the seal is blown it will allow water vapour to enter your room through the gap, creating condensation between the panes which cannot be wiped off.

Fortunately, this is an easy issue to fix and the windows can be replaced very quickly by professionals who have the appropriate tools and know how to do it right. The expert will employ an instrument designed to push into the new seals. This is typically faster than doing it manually. These tools have a pointed tip that can be used to push seals into corners.

In some cases professionals may be able to 'reseal' your windows by drilling a small opening into the window and adding the desiccant material, or putty. This could be more cost-effective than replacements, and will give you an effective draught-proofing system for your double glazing.

Faulty Hinges

Misted double glazed windows repairs glazing is a common issue that many people face. It may be caused by a broken seal or a crack in the glass, or a problem with the mechanism or frame. It is possible to correct this issue. Usually, this means making a new seal between the two glass panes. The new seal will prevent condensation, draughts, and leaks from happening.

Contact the company from whom you bought your windows and inform them of any problems when you discover them. Be sure to do this in writing, and ask them to confirm that they've received your message. If there are any disputes, having everything in writing will make it easier to prove your case.

In some instances, a window repair specialist may be able to drill a hole in your windows to draw out moisture and create the new seal. This is only temporary and won't stop the return of moisture. It may also be possible to replace the glass unit, which will make it watertight.

It is important to keep in mind that you should only experiment with DIY fixes when you have the skills and knowledge necessary to do so. Super glue or other DIY solutions can cause more permanent damage. It is recommended to seek out professional assistance if you are unsure what to do. Entering your postcode in the search box on Checkatrade will allow you to find a local tradesperson that offers double repair of your glazing. All of our traders are verified and checked for accuracy and you can trust them to provide a high-quality service.

Broken Seals

Window seals, or insulation gas fills, are what hold double glazed windows in place. A variety of factors can cause them to break, like age, weather conditions and power washing, so it's essential to be aware of what signs are and how to repair them.

If a repairing window seal is damaged, humid air can seep between the two panes of glass, creating fog. This is a common issue that can make the window appear disfigured. When the seal fails, any argon or Double Glazed Windows Repairs other inert gas is removed from the glass, diminishing its insulating properties.

A broken window seal can be fixed by having it replaced with the new one by an experienced glazier. However, this can be expensive and may not resolve the fog issue completely. Certain companies offer defogging solutions which include putting an air pump inside the window frame to remove the moisture, leaving the glass clear. However this method isn't 100% reliable and cannot replace any inert gases, so the fog can come back.

If the IGU (insulated unit) is damaged beyond repair, a glazier can replace it. This is usually the most cost-effective option, and could be a good option if you're seeking a long-term solution. But, it's best to select a company that offers a warranty for replacement windows to ensure that any issues are protected. You can be sure that your investment will yield the most effective results. You can also avoid this issue by choosing an item of high-quality and following the care instructions given by the manufacturer. This will extend the life of the window and reduce the number of repairs.