Double Glazed Windows Repairs

There are a variety of reasons your double glazed windows might need repairs, from condensation between panes, to dropping or sagging frames. Fortunately, the majority of these issues can be resolved.

Try applying lubrication to the hinges, handles and mechanisms of your window or door when it is difficult to open. This is usually a cheap temporary fix.

Broken Panes

When a window pane breaks it loses its insulation properties and can create draft. If the muntins that separate the glass panes also damaged, moisture could get in between them and cause condensation or mildew, or mould. This can make your home less energy efficient. A broken window is best repaired by an expert to ensure you get a proper seal and optimum energy efficiency.

First, you'll need to remove any broken glass. Begin by putting a drop cloth beneath the window that has been broken and cutting around the edges of the pane using an inexpensive glass cutter (available in a majority of hardware stores). Before you start, grease the cutter of this tool with a light oil. This will prevent the glass from breaking too easily. Then, you can use the tool's ball-shaped end to loosen the pieces, which should come away quickly.

Scrape any old glazing compound out of the frame's recess after the glass is removed. This will reveal the glazier's points 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 points may be reused if they're still in good condition.

The remaining frame must be prepared to allow re-glazing. Apply a continuous strip compound to the recess using the caulking tool. Use a high quality putty such as a Glazier's compound that is contained in a cartridge. Dry it out before installing the glass. Reinstall the metal clips if they are attached to the frame. Reinstall the divider muntins.

Condensation

Condensation can cause problems for double-glazed windows, particularly during the winter. It is typically caused by too many levels of moisture in your home. Warm air is absorbed by cold glass and condenses to droplets of water. These droplets then accumulate in the corners and frame of the window. This can be avoided by opening windows more frequently, improving ventilation through extractor fans and running dehumidifiers to reduce moisture levels. If condensation continues to occur it is recommended to contact a professional who can diagnose the issue and repair or replace the windows if necessary.

Condensation in a double-glazed glass window is a sign that the seal has failed. This is because the vacuum seal that was applied by the manufacturer can become degraded in time, allowing cool air to move between the panes. This can cause the window to become cloudy and eventually grow mold if it is not addressed quickly.

A hairdryer can be used to get rid of excess moisture. This is a temporary solution and should be used only as a last alternative. If the condensation has been left for too long you might be facing mould or dampness in your home, which needs to be addressed by a professional.

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

Draughts

As time passes, the rubber seals around the edges of your glass are likely to break down and this can create a draught in the space between the two panes. It is an easy fix to replace the gaskets that will form an airtight seal. This will keep warm air inside your home, and cooler air out. You'll reduce your energy bill.

Misted double glazing is a sign that the seals inside the sealed unit (sometimes called a DGU) have been blown. The unit is comprised of two panes of glass separated by an insulating bar that creates an insulating gap and then filled with gas, like argon, to make the window airtight. If the seal is blown, water vapour will enter your home through the gap. This can cause condensation between the glass panes which cannot be removed.

This is a straightforward issue to fix, and windows can be easily repaired by professionals using the proper tools. The expert will employ an instrument designed to push into the new seals. This is generally faster than doing it by hand. The tools have a pointed tip that can be used to push seals into corners.

A professional might be able to reseal your windows by drilling a small hole into the window repairs near me, and then adding a desiccant, or putty. This could be more cost-effective than replacements and it will still provide a reliable draught-proofing system for double glazing.

Faulty Hinges

Misted double glazing is a typical issue that many people face. It may be caused by a damaged seal, or a crack in the glass or a problem with the frame or mechanism. It is possible to correct this issue. Normally, this involves making a new seal between two panes of glass. The new seal will stop condensation, draughts and leaks.

If you spot any issues, you must contact the company that sold you the windows. You should notify the company in writing and request confirmation that they have received your notice. If there are any disputes, having everything in writing will aid in proving your claim.

A window repair expert may drill the gap between your windows to eliminate moisture and form the seal. This is a temporary fix that will not stop the return of moisture. It may also be possible to replace just the glass, which would make it watertight.

Make sure that you only attempt DIY fixes if your skills and knowledge are adequate. Super glue or other DIY solutions can result in more long-term damage. If you aren't sure what to do, it's always recommended to seek professional advice. You can find a local tradesperson who offers double glazing repair by entering your postcode in the search box on Checkatrade. Our tradespeople have been thoroughly vetted, and screened, so you can be sure they will provide a quality service.

Broken Seals