How to Repair Double Glazed Windows
There are a few distinct indicators that indicate that your double-glazed windows require repair. Obviously, water ingress or draughts leaking through the frames are a clear indication of damage to your windows and should be fixed as soon as is possible.
Misting can also indicate that your window seals are damaged and in need of replacement. Replacing the window seals will solve the issue, and stop draughts, leaks, or condensation.
Broken Panes
Broken glass is one of the most frequent issues that double-glazed windows have to face. While double pane windows are much harder to break than single pane windows, accidents do occur and you'll need to fix a broken window as soon as is possible.
Get rid of any glass fragments that could remain in the frame. Wear gloves and eye protection when you remove the glass because it could be extremely sharp. After the shards have been removed, check the floor of your home for other pieces that are loose. It's also an excellent idea to remove any hooks made of metal that hold the panes together.
After the glass has been removed, you will have to remove the old glazing compound (small fasteners that fix the glass to the frame of the window) and replace them with new ones. It is a long process that requires some tools. This includes latex glazing putty, metal glazing points; pliers; a heat gun; and a putty knife.
It is best to begin at the top and work your way downwards in removing the old points and glazing compound. This will help you avoid getting any of the sash's wood or paint stuck to the tool. If you have to remove a portion of the wood from the sash, employ an utility knife or chipper instead of chemical strippers, which could cause damage.
When you're done, sand the bare wood. Once it is smooth, you can apply linseed oil or a clear wood sealer to protect it from future water damage.
You can make a few simple fixes to repair cracks in a double-pane window. However, these solutions will not repair the damage and should only be used as a temporary solution. A silicone caulk can help to seal the gap, but it is important to make sure that you use a high-quality caulk and adhere to the correct application methods.
Condensation
If you've noticed moisture or mist between the glass panes of your double glazing, it means that one of your windows is suffering from a failing seal. This can be a serious issue as it stops the insulating gas or air from getting trapped between the two panes.
Fortunately, the issue can be fixed by an expert in double glazing. Your window repair professional will take off the window sash as well as the IGU (insulating unit) to fix the problem. Then, a new gasket is blown in to form an airtight seal to prevent condensation from happening again. They will also apply drying agents to aid in drying the area out and stop the condensation from recurring.
Another reason you might notice a misty appearance between the glass panes of windows with double glazing is because the framework has shifted over time, which breaks the seal that is so crucial. This can be a huge problem, as windows that are not functioning correctly and lose their energy efficiency.
It is possible to replace double-glazed window's glass, however, it can be costly and is usually only necessary when the window is beyond repair. However, if you've spotted a fault in your double-glazed windows and you're still within the warranty time it could be possible to have repaired for free or at least at a reduced cost.
It is worth checking the conditions of your warranty prior to you contact the company to see whether they are able to solve the problem without replacing the entire window. Double-glazed windows are usually covered by warranties of between 10 to 20 years, which means you might find that they are able to repair damaged window units rather than replacing them completely. If this is the situation you're in, they'll send a professional to fix your double-glazed windows. They're able to do this quickly. This is a much less expensive alternative to buying and installing new double-glazed windows. It's also better for the environment!
Broken Locks & Handles
It can be a huge issue if your window handle is damaged, or it is difficult to open. You won't be able to use your windows. This could also give burglars the chance to gain entry into your home. There are several ways to fix this however the most effective option is to speak with a uPVC professional. Depending on repair double glazing windows of the problem, they can usually come and repair it for you or at the very least, provide you with a new handle.
There are a few different kinds of window locks but the most popular is the Maco or Mila locks that are commonly found on uPVC frames. These locks are secured with bayonet-style rods, which can easily be jammed. If this occurs, the handle's nose will be stuck in the popped out position, and won't be able to return to the locked position wedged. This could be a frustrating problem, but can be resolved with a few easy steps.
To fix the issue you'll have to remove the handle. This is simple enough using a screwdriver. Once the handle has been removed, you will be aware of the screws that secure the lock to the frame. Once the screws have been removed you can then make use of pliers or a wrench to attempt to grasp the bolts that hold the shoot. If this doesn't work then you might need to insert the tool into the gap between the frame and window (the gap may be different at each end of the window) and make an "u" shape with your hands to attempt to grasp the bolts.
If you manage to free up the bolts that shoot, then you can shut your window by adjusting the handle to the closed position. The gearbox (espag or espagnolette.) is most likely damaged and will not open with the handle. You can refit the gearbox (espag or espagnolette) without the shoot bolts so that the window can still be opened by the handle.
Broken Hinges
It could be necessary to repair or replace your uPVC windows hinges if they're not operating smoothly. It could be due to them having been opened with too much force the hinge snapping or dropping or they were defective at the beginning, it can cause problems that make using your window difficult. It's easy to fix the hinge, so you don't have to purchase new windows.
Remove the hinges. This is done by unscrewing the screws that attach the hinges to the frame. After you've removed the hinges you can replace them with plywood boards that are cut to the correct dimensions. Make sure the plywood is thicker than the original board to ensure it is able to support the weight of the window both it is closed and open. Use wood filler to make sure the hole left behind by the hinges of the past will not leak or break.
After you've replaced the hinges and filled the holes, you'll need to paint them. Make sure you use a high-quality paint to ensure that it lasts as long as possible. After the paint has dried it is possible to reattach the window. Secure any screws that are loose.
Window hinges also require regular maintenance. Cleaning regularly the track of friction and lubricating the hinge mechanisms will make them last longer. You can also apply wood preservatives in order to shield them from the elements. This will prevent rusting and keep them looking great for as long as you can.
A double-glazed window can help you reduce your heating bills, since it is more energy efficient than windows with a single glazing. However, just like every other component of your home, your windows are susceptible to wear and tear and could need repairing or replacing over time. Our Preston experts can assist you if you notice any signs that your double-glazed windows aren't functioning properly.
