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Double Glazed Windows Repairs

There are a variety of reasons your double-glazed windows may require repairs including condensation between panes to draughts and dropped or sagged frames. Fortunately, a majority of these issues can be fixed.

If your door or window is difficult to open, consider oiling the hinges, mechanism and handles. This is a quick and inexpensive fix.

Broken Panes

When a window is damaged it loses its insulation and can cause a draft. If the muntins which divide the glass panes also broken, water can be leaking between them, causing condensation and mildew, as well as mould. This will make your home less efficient in energy use. A broken window is best repaired by an expert to ensure that you get the correct seal and the optimum energy efficiency.

The first step is to get rid of any broken glass. Begin by placing a protective drop cloth beneath the window that has been broken and cutting around the perimeter of the pane using an inexpensive glass cutter (available in a majority of hardware stores). It's a good idea to grease the cutter with light oil prior to when you begin. This will stop the glass from breaking too easily. The ball-shaped tool can be used to loosen the pieces. They should be removed fairly quickly.

Once the glass is removed, scrape off any old glazing compound that has accumulated in the recess of the frame. This will reveal the glazier's points and metal clips that hold the pane in place. Replace them if you notice any corrosion. If the window is constructed of wood the glazier points can be reused if still in good condition.

The next step is to prepare the surface of the frame for re-glazing. Using a caulking gun, apply a continuous strip of compound around the inner edge of the recess. Make use of a premium putty such as a glazier's compound that is available in a cartridge or conventional compound that is sold in a can. Let it dry before reinstalling the glass. Install the metal clips if they are on the frame. Finally, install the dividers.

Condensation

Condensation is a frequent issue that double-glazed windows can experience particularly in wintertime. This is usually caused by high levels of moisture within your home. Warm air meets cold glass and condenses into water droplets. These then collect in the corners or frames 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 is still a problem, it's important to call in an expert to get to the bottom of the issue. You can then fix or replace your windows as necessary.

It's also important to remember that condensation on windows with double glazing can actually be an indication of a failing seal. The seals that are applied at the factory may wear away over time and allow cool air to get between the panes. This can cause the window to get smudged and eventually develop mold if it is not addressed immediately.

As a quick fix for condensation, you could try using a hairdryer to dry up the excess moisture. However, this is just a short-term solution and should be only used as an option last option. If the condensation has left for a long time it may be experiencing mould or dampness in your home, which should be addressed by a professional.

As a long-term solution, you can have your double-glazed windows resealed by experts. They'll take off the affected glass pane and clean the gap. They'll then pipe hot air into the area to dry out any moisture. During this process, they'll check for damage, mildew or mould growth, and then apply a draught-proofing treatment to ensure that your windows are efficient and energy efficient again.

Draughts

The rubber seals get worn out in time and create a draft between your two panes. This is often a simple issue that can be resolved by replacing the gaskets, and this will result in a sturdy and airtight seal. This will allow warm air inside your home, and the colder air out, saving you money on your energy bills.

Misted double glazing is a sign that the seals inside your sealed unit (sometimes called a DGU) have been blown. The unit is comprised of two panes of glass filled with argon separated by a spacer, creating an airtight window. If the seal is blown it allows water vapour to pass through your home through the gap, causing condensation between the panes which cannot be wiped off.

This is a simple issue to fix and windows can be easily replaced by specialists with the right tools. The professional will employ a tool designed to push the new seals in place and this is normally quicker than doing it by hand. These tools feature a pointed tip that can be used to push the seals into corners.

In certain situations professionals might be able to "reseal your windows' by drilling a small opening into the window and then putting in the desiccant material, or putty. This can be a more cost-effective solution than replacements, and will give you an effective protection against draughts for your double glazing.

Faulty Hinges

Misted double glazing is a common problem that many people experience. It could be caused by a damaged seal or crack in the glass, or an issue with the frame or mechanism. It is possible to correct this issue. Typically, this is done by creating a new seal between the two panes of glass. The new seal will prevent leaks, condensation and draughts from occurring.

As soon as you notice any issues, you should contact the company that sold you your windows. It is important to notify the company in writing and ask for confirmation that they received your message. If there is a dispute the fact that everything is written will aid in proving your case.

A window repair professional might be able to drill a hole in the gap between your windows to eliminate moisture and create an airtight seal. This is a temporary fix that will not stop moisture from resurfacing. It is also possible to replace the glass, which would make it 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 permanent damage. It is best to seek professional help if you are unsure what to do. Entering your postcode in the search box on Checkatrade will help you locate an expert in your area who can provide double repair of your glazing. All of our tradespeople are thoroughly vetted and checked and you can trust them to provide top-quality service.

Broken Seals

Window seals, also known as insulation gas fills, are what keep double glazed windows in place. They can be damaged by a variety of factors, such as weather conditions, age and power washing. It is essential to know the symptoms and the best way to fix them.

When a window repair near me seal breaks, it allows humid air to get into the two glass panes, causing fog. This is a common issue, and can cause the window to appear visually disoriented. If the seal fails, the inert gases argon and others are emitted from the window, thereby reducing the glass's insulating qualities.

A damaged window seal can be repaired by having it replaced with a new one by an experienced glazier. However, this could be expensive and may not resolve the fog problem entirely. Some companies offer defogging which involves placing a vacuum pump inside the frame of the window to eliminate moisture and make the glass clear. This method isn't 100% reliable, and it does not replace the inert gasses, which means that the fog may return.

A glazier can also replace the entire IGU (insulated glass unit) when it's beyond repair. This is the most cost-effective option and can be a great choice if you are looking for a long term solution. However, it's best to choose a company that has a warranty on replacement windows to ensure that any problems are covered. This way, you can rest at ease knowing that you'll get most value from your investment. Alternately, you can try to avoid this problem by choosing a premium window and following the manufacturer's maintenance instructions. This will help to prolong the life of your window and decrease the need for repairs.