How to Repair Double Glazed Windows
There are a few distinct indications that your double glazed windows need repair. Water ingress or draughts through the frames are a clear indication of window damage and should be fixed in the shortest time possible.
However, misting could be an indication that your window seals need replacing. Replacing your window seals can solve the problem, and stop draughts, leaks or condensation.
Broken Panes
Broken glass is one of the most frequent issues that double-glazed windows confront. Double-pane windows are harder to break than single panes, but accidents can occur. local double glazing repairs will want to repair a damaged glass as quickly as you can.
Take out any glass fragments that might be in the frame. Wear eye protection and gloves while removing the glass as it can be very sharp. Be sure to check the floor for fragments that have fallen off after the shards have been removed. It's also recommended to pull out any hooks that hold the panes together.
Once the glass is removed then you can begin the process of removing the old glazing compound and glazing points (small fasteners that fix the glass to the frame of the window) and replacing them with new ones. It is a long-winded procedure and requires a few tools to accomplish the task. This includes latex glazing putty; metal glazing points; pliers; 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 prevent any wood or paint that is removed that is left in the sash from sticking to your tool. If you need to remove some of the wood from the sash make use of a utility knife or a chipper instead of chemical strippers, which could cause damage.
After you're done, sand the bare wood. When the wood is smooth then you can seal it with clear wood sealer or linseed. This will shield it from future water damage.
You can use a few quick fixes to repair cracks in a double-pane window. However, these solutions won't fix the problem and should only be used as an interim solution. The use of silicone caulk can help to seal the gap. However, it is important to use high-quality caulk with the correct application methods.
Condensation
If you notice any moisture or mist between the glass panes of your double glazing it is a sign that the window seal isn't working. This could be a problem because it blocks the insulating air or gas from being trapped between the two glass panes and therefore it can't perform its job properly and this will lead to temperature changes that cause condensation to form.
A double glazing specialist can easily fix this issue. To resolve the issue, your window contractor will take off the affected window sash as well as the IGU (insulating glass unit) before putting into a new gasket to create a sturdy and airtight seal that will stop condensation from happening again. They will also employ a drying agent to aid in drying the area out and prevent the condensation from occurring again.
There may be a mist between glass panes in double-glazed windows, in the event that the frame has changed position over time. This could break the seal. This could be a problem since it means that your windows won't function properly and lose their energy efficiency.
It is possible to replace double-glazed window's panes, but this can be expensive and is typically only needed when the window is beyond repair. If you are experiencing issues with your double-glazed windows and are still within the warranty period, you might be able repair it at no cost or for lower cost.

It's a good idea to check the terms of your warranty before you contact the company to see whether they are able to solve the issue without replacing the entire window. Double-glazed windows are usually covered by warranties ranging from 10 and 20 years, so you might find that they can repair the damaged window units rather than replacing them completely. If this is the case, then they'll likely send a specialist to fix your double glazed windows and are usually in a position to complete the repair quickly. This is a 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 big issue if the handle of your window is damaged, or it is difficult to open. You won't be able use your windows. This could also give burglars the chance to break into your house. There are a number of options to address this issue however the most effective option is to get in touch with a uPVC professional. They can fix the issue for you, or offer you a new handle.
There are a number of different types of window locks, however the most well-known is the Maco or Mila lock, which can be found on the majority of uPVC frames. These locks use bayonet style rods to lock, and they can easily seize up. The handle's nose is stuck in the popped-out position and it won't return to the wedged locked position. This can be a difficult issue, but it is able to be fixed with a few simple steps.
To resolve the issue you must first remove the handle, which is easy enough using the aid of a screwdriver. After removing the handle, you will be able see the screws that attach the lock to frame. Once the screws have been removed, you may try to grab the bolts using an awl or a pair of pliers. If this is unsuccessful, you may need to insert the tool through the gap between the frame and the window (the gap can be different on each end of the window) and make a "u" shape with your hand to attempt to grasp the bolts.
You can close your window by moving the handle to a closed position if you are in a position to release the bolts that shoot. But, it will not open again by the handle, as the gearbox (espag or espagnolette) will probably be faulty. You can replace the gearbox (espag or espagnolette) without the shoot bolts, so that the window can be opened with the handle.
Broken Hinges
It is possible to repair or replace your uPVC windows hinges if they aren't operating smoothly. Whether this is due to them being opened with too much force the hinge snapping or dropping or if they were defective to begin with the issue could cause issues that make it difficult to use your window. It's simple to repair the hinge so you don't need to buy new windows.
Remove the hinges. To do this, unscrew the screws that attach the frame to the hinges. After the hinges are removed, you can replace the boards using plywood that has been cut to the correct size. The plywood should be more dense than the original one to be able to withstand the weight of the window when it is opened and closed. It is also recommended to fill the hole with wood to ensure that the hole left by the old hinge is filled completely and will not leak or break in the future.
After you've filled in the holes and put on hinges, you'll have to paint the doors. Make sure you use a high-quality paint to make sure it lasts as long as possible. After the paint has dried, you can re-attach the window and tighten any loose screws.
Window hinges also require regular maintenance. Cleaning the friction stay track and lubricating the hinge mechanisms will ensure they last longer. You can also apply wood preservatives to shield them against the elements. This will prevent rusting and keep them looking good for the longest time you can.
Double-glazed windows are more energy-efficient than single-glazed windows and will save you money on heating. Like any other part of your house windows, they will eventually require to be repaired or replaced. If you're noticing any indications that your double-glazed windows aren't working properly, it's worth getting them checked by our experts in Preston.