Double Glazed Windows Repairs
Double-glazed windows require repair for a variety of reasons like condensation between the panes, draughts or sagging frames. Most of these problems can be solved.
If your window or door is difficult to open, consider oiling the hinges, the mechanism and handles. This is usually a low-cost solution that is quick and easy to fix.
Broken Panes
If a window pane breaks, it loses its insulation properties and can create draft. If the dividing muntins are broken, it could cause moisture to leak through the glass panes, leading to condensation, mildew and mould and making your home less efficient in energy use. A window that is damaged should be repaired by an expert to ensure you get a perfect seal and maximum energy efficiency.
Firstly, you'll need to remove the broken glass. Begin by putting a drop cloth beneath the broken window and then scoring around the perimeter of the pane using an inexpensive glass cutter (available in a majority of hardware stores). It's recommended to lubricate the cutter with light oil prior to when you begin. This will prevent the glass from breaking too easily. The ball-shaped tool can be used to loosen the pieces. They should be removed relatively quickly.
Scrape any old glazing compound off the recess of the frame after the glass is removed. This will expose the glazier's point and metal clips that keep the pane in place. If there's any sign of corrosion, the clips must be replaced with new ones. If the window is made of wood the glazier's gilder's points can be re-used if they're still intact.
The remaining frame must be prepared to allow re-glazing. Apply a continuous strip of compound to the recess using a caulking tool. Use a high-quality putty like glazier's compound that is contained in a cartridge or a conventional compound sold in a can. Allow it to dry prior to inserting the glass. Reinstall the metal clips, if they are on the frame. Install the dividers.
Condensation
Condensation is a frequent issue that double-glazed windows face, especially in the winter months. This is usually caused by high moisture levels within your home. Warm air collides with cold glass, which condenses into droplets of water. These droplets then accumulate in the corners or frames of the window. You can stop this from happening by opening your windows more frequently and enhancing ventilation by installing extractor fans, and running dehumidifiers. If condensation is still present, you should call a professional who can diagnose the problem and repair or replace the windows if necessary.
It's also important to know that condensation on a double-glazed window can actually be an indication of a failing seal. The seals that are applied at the factory can wear out over time and allow cool air to pass between the panes. This could lead to fogging of the window and eventually, mold growth if not dealt with quickly enough.
As a quick fix to condensation, try using hair dryers to dry the excess moisture. However, this is only temporary solution and should be used only as the last option. If window repair near me allow the condensation to sit for too long, it could lead to mould or dampness within your home. This should be dealt with by an expert.
As a longer-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 eliminate any moisture. In the process, they'll examine for any damage, mildew or mould growth and apply an draught-proofing procedure to ensure your windows are completely functional and energy efficient once again.
Draughts
Rubber seals can get worn out over time and cause drafts between the two panes. This is often a simple issue that can be resolved by re-installing the gaskets and this will result in a sturdy and airtight seal once again. This will keep warm air inside your home, and the colder air outside, saving you cash on your energy bills.
Misted double glazing is a sign the seals in the sealed unit (sometimes called a DGU) have blown. The unit is made up of two glass panes filled with argon separated by a spacer, creating an airtight window. If the seal has blown, water vapour will enter your space through the gap. This can cause condensation between the glass panes, which can't be sucked out.
This is a simple problem to repair and windows can be quickly repaired by professionals using the appropriate tools. The professional will employ a tool designed to push the new seals into position and this is normally quicker than doing it by hand. These tools feature an angled tip that can be used to push seals into corners.
In certain situations an expert may be able to 'reseal your windows' by drilling a small hole in the window and adding an adsorbent material or putty. This is more cost-effective than replacements and will give you an effective protection against draughts for your double glazing.
Faulty Hinges
Many people have had misted double glazing. This can be caused by cracked or broken glass or frame or even a broken seal. It is possible to resolve this issue. Typically, this is done by making an entirely new seal between the two glass panes. The new seal will prevent condensation, draughts and leaks from occurring.
If you spot any issues, you must 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 disagreements, having everything in writing will aid in proving your claim.
In some instances an expert in window repair will drill the gap in your windows to draw moisture out and create a new seal. However, this is usually only a temporary solution and won't stop the return of moisture. It is also possible to replace the glass unit itself, which will ensure that it is watertight.
Remember that you should only attempt DIY fixes if your skills and knowledge are sufficient. Super glue or other DIY solutions could cause more long-term damage. It is always best to seek professional help when you aren't sure what to do. You can locate an expert local to you who can offer double glazing repairs by typing your postcode in the search box on Checkatrade. All of our tradespeople have been thoroughly vetted and checked which means you can rely on them to provide top-quality service.
Broken Seals
Double glazed windows are held in place by seals for windows or insulation gas. They are susceptible to damage due to a variety of factors, such as age, weather conditions, and power washing. It is crucial to know the symptoms and how to repair them.
When a window seal fails, humid air can seep between the two panes of glass, creating fog. This is a common problem that can make the window appear disfigured. If the seal fails, argon and other inert gases are lost from the window, decreasing the glass's insulation properties.
A professional Glazier can replace a damaged window seal with a new one. This can be costly and may not completely solve the fog issue. Certain companies offer defogging services that involve putting an air pump inside the window frame to eliminate the moisture and make the glass clear. However, this method is not foolproof and does not replace any inert gases, so the fog can return.
If the IGU (insulated unit) is damaged beyond repair, a glazier could replace it. This is the most cost-effective solution and is a good 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 issues are covered. You can be assured that your investment will produce the best results. You can also attempt to avoid this issue by choosing a high-quality window and following the manufacturer's care instructions. This will extend the life of your window and minimize the need for repairs.