How to Repair Double Glazed Windows
There are some telltale signs your double-glazed windows need to be repaired. Draughts and water ingress are clear indicators of damage to frames of the windows. They must be fixed as soon as is possible.
Misting may also indicate that your window seals are damaged and in need of replacement. Replacing the seals can fix the issue and stop condensation, draughts, or leaks.
Broken Panes
One of the most frequent problems with double-glazed windows is broken glass. Double pane windows are much harder to break than single-pane ones However, accidents do occur and you'll want to fix a broken window as soon as is possible.
Take out any glass fragments that may still be in the frame. Wear gloves and eye protection when you remove the glass because it is extremely sharp. Be sure to check the floor for fragments that have fallen off after the shards are gone. Also, it's a good idea to search for any hooks made of metal that may be keeping the panes in place and pull these out too.
After the glass is removed and the glass is removed, you can begin the process of removing the old glazing compound and glazing points (small fasteners that secure the glass in the window frame) and replacing them with new ones. It's a lengthy process that requires some tools. These include latex glazing putty; metallic glazing points; pliers; heat gun and a putty knife.
It's best to start at the top and work your way down in removing the old points and glazing compound. This will keep any wood or paint from the sash from sticking to your tool. Also, if you end up removing some of the sash's wooden pieces, make sure you employ a chisel, or a utility knife instead of a chemical stripper since this could cause damage.
When you're done ensure that you remove any wood that is not sanded to smooth it. When it's smooth, you can apply Linseed oil or a clear wood sealer to protect it from water and further damage.
You can make some quick fixes to repair cracked double pane windows. But these fixes won't fix the problem and should only be used as a temporary solution. A silicone caulk can help to seal the gap, but it is important to ensure that you use a high-quality caulk and follow proper application methods.
Condensation
If you've noticed moisture or mist between the glass panes of your double glazing, it's a sign that one of your windows has a failed seal. This could be a problem because it prevents the insulating air or gas from getting trapped between the two glass panes, so it won't do its job effectively and will lead to temperature changes that result in condensation forming.
Fortunately, this issue can be easily fixed by an expert in double glazing. Your window contractor will remove the window sash as well as the IGU (insulating unit) to correct the issue. Then, a new gasket will be blown in to create an airtight seal, preventing condensation from happening again. They'll also use a special drying agent to help dry the area and help stop the condensation from happening again.
There may be a fog between glass panes in a double-glazed windows if the frame has changed over time. This can crack the seal. This can be a serious issue as windows that are not functioning effectively and lose energy efficiency.
It is possible to change a double-glazed window's glass, but this can be expensive and is usually only necessary when the window is beyond repair. If you are experiencing issues with your double-glazed windows and are still in the warranty period, you might be able repair it at no cost or at a reduced price.
It's a good idea to check the terms of your warranty prior to you contact the company to determine whether they can solve the issue without replacing the entire window. Double glazed windows are generally covered by guarantees of between 10 to 20 years, which means you might find that they're able to repair the damaged window units rather than replacing them completely. If this is the case you're in, they'll send out a specialist to fix your double-glazed windows. They usually can complete the task quickly. This is a less expensive alternative to buying and installing brand new double-glazed windows, and it's better for the environment too!
Broken Locks & Handles
If your window handle is broken or difficult to open, it can be a major issue since it makes it impossible to use your windows. This can also give burglars an opportunity to break into your home. There are a number of solutions to this problem however the most effective option is to get in touch with a uPVC professional. Depending on the severity of the problem they will usually be able to fix it for you, or at least provide you with a replacement handle.
There are a few different types of window lock, but the most common one is the Maco or Mila locks that are found on most uPVC frames. These locks lock with rods in the form of bayonets that can easily jam. If this occurs, the handle's nase will be stuck in the out position and won't be able to return to the wedged locked position. This can be a gruelling issue, but it can be fixed by following a few simple steps.
To fix the issue, you'll have to remove the handle. This can be done easily enough using the help of a screwdriver. After removing the handle, you will be able see the screws that hold the lock to frame. Once the screws are removed, you can try to grab the bolts using an awl or a pair of pliers. If this fails then you might need to insert the tool through the gap between the frame and the window (the gap could be different on each end of the window) and make an "u" shape with your hand to try and grab the shoot bolts.
If you can manage to unblock the shoot bolts, then you can close the window by adjusting the handle into the closed position. But, it will not open again with the handle, since the gearbox (espag or espagnolette) is most likely to be defective. You can replace the gearbox (espag or espagnolette) without the shoot bolts so that the window can still be opened using the handle.
Broken Hinges
It could be necessary to replace or repair your uPVC windows hinges if they're not operating properly. It could be that the window was opened too vigorously or the hinge snapped. They could also have a defect. Luckily the replacement of the hinge is quick and easy and there's no need to purchase a new window instead, you can get the old ones repaired instead.
Remove the hinges. This is done by removing the screws that hold the hinges to the frame. After you've removed your hinges you can replace them with plywood boards that are cut to the proper size. The plywood should be thicker than the hinges that came with it to help support the weight when the window is closed and opened. Use double glazing repair to ensure the hole left behind by the hinges of the past will not leak or become loose.
After you've replaced the hinges and filled the holes, you'll need paint them. Make sure you employ a top-quality paint to ensure that it lasts as long as it can. Once the paint is dry and you are able to reconnect the window. Tighten any loose screws.
Window hinges also require regular maintenance. You can help them last longer by cleaning them regularly on the tracks of friction and lubricating the hinge mechanism. You can also use a wood preservative to shield them from the elements, helping to keep them from rust and maintain their appearance for as long as is possible.
Double-glazed windows are more energy efficient than single-glazed windows, and will save you money on heating. However, just like every other part of your home, your windows can suffer from wear and tear and could need repairing or replacing as time passes. Our Preston experts can assist you if you observe any indications that the double-glazed windows you have aren't functioning properly.