UPVC Window Repairs
uPVC windows are energy efficient and help reduce heating costs. As they age, however, problems can occur that need to be fixed. This can include faulty handles, hinges or locks.

Wooden window repairs can be fairly easy for DIY enthusiasts to tackle themselves. It can also be much less expensive than a brand new replacement window.
Cracks
Cracks and fractures in windows made of uPVC can be a major issue. If they are not fixed, they could lead to water ingress, less effective protection against cold weather and even the possibility of structural damage. Find a local builder who is skilled in repairing uPVC frames. They should have the required skills and experience as well as the right equipment to get the most effective results. This will ensure that the crack is repaired swiftly before it gets worse, and you don't need to replace your window unit or glass.
There are numerous home remedies that can be used to repair small cracks in glass. Superglue and masking tape are two of the most common solutions to hold glass damaged in place for a short duration. For deeper cracks the tape may have to extend past the crack on both sides to achieve the optimal results.
Additionally, two-part epoxy can be used to fix broken or cracked glass. It's available at a lot of hardware stores and can be purchased for about $10. Make sure your work area is properly prepared before mixing the epoxy. Also, make sure you have all the equipment needed to complete the task.
If your lower or upper sash is difficult to raise, it's likely because the cords that connect the sash weights are damaged. Fortunately, this is an easy fix that can be made with the help of an extension ladder and a flathead screwdriver. Replacing a rotted drip cap is a different repair that is done at home. The drip caps that are not rot-free are available at a majority of home centers and can be nailed or caulked in place with ease. Verify that the glass in double or triple-paned window isn't cracked. The reason is because the gases that are trapped between the windows are responsible for improving the energy efficiency of the window and should not be allowed to escape.
Water Leaks
If your uPVC window is leaking, it could ruin your interior and lead to costly repairs. Water leaks may also cause structural damage to your home as well as the growth of mold. To avoid damage, it's crucial to repair any issues caused by windows that leak as soon as you can.
The most common cause of window leaks is the damage to the sealant around the frame. Silicone caulking can restore the seal to its original state and stop leakage. It's also important to check for gaps and cracks around the frame as well as in the stone or brick walls that surround your windows.
Another reason that can cause leaks in windows is the drainage hole is blocked or faulty flashing. Verify that the drainage holes haven't been clogged or blocked, especially after a heavy downpour. It's also recommended to examine the flashing that runs around the bottom of your window and make sure it's properly sealed.
Finally, it's essential to make sure that your drip cap isn't broken or decaying. A rotted or damaged drip cap could allow water to enter the window from above, causing damage to the structure of your home. Replacing a leaky drip cap isn't difficult. It's as easy as buying the new one and nailing it in place.
It's recommended to have your windows tested for water-tightness by a professional. They can use a special tool to determine the water-tightness of your windows and ensure they meet the industry standards. If your windows fail the test, they will require replacement. This is a costly repair however it's worth it for the security and safety of your family.
Sagging
If your windows don't shut properly, it could lead to a number problems, including condensation, drafts and a rise in your energy bills. It could also indicate that the windows weren't properly installed or the sealant has worn out. There are several things you can try to resolve the issue.
The first step is to prepare an area that has plenty of light to fix your window correctly. Start by laying newspaper or an old blanket on the floor to protect it from any drips or splinters that might be coming from the window as you work.
Use a white cloth that has been soaked in a solution of water and detergent. This will prevent any stains of color appearing on your windows. Note the the hinge channel on your uPVC window when you are ready to begin working. Unscrew the channel, and then fill the screw holes in the frame with epoxy (for uPVC frames) or wood filler. Make sure you scrape the hole you have filled before it sets.
Reinstall the hinge channel after the holes have been filled. Make sure that it is aligned with the window jamb and make sure you drill the new screw holes about a quarter inch from the original locations.
Next, measure the length of the spindle protruding from the underside of the handle and then order an alternative online or bring your old one in to an hardware store to get a matching. Then, remove the setscrew off the operator shaft. File it flat to allow the set screw to secure onto the shaft. Then, your uPVC windows should close without a hitch.
Broken Hinges
You will have difficulty opening or closing your uPVC windows when the hinges are damaged or aren't working properly. This can cause problems with security and prevent your home from being warm or cool. It's easy to get a new hinge for your uPVC windows. It's essential to ensure that you have the correct hinge for your windows.
The hinges need to be the same size to fit into the frame of the window. The most commonly used hinge used in uPVC windows is a standard 18mm or 15mm UPVC window hinge. There are also special hinges for wooden frames. The proper hinge can help you avoid the common issues with your windows.
The hinges of your window may be loose or stiff for a variety of reasons. The hinges may not have been sufficiently tightened. You can test this by using a screwdriver to locate the friction screw that is at the end of the hinge and then loosen it. You can then adjust it by turning it either way.
If your UPVC window hinges aren't functioning as they should, call Preston Glass Fix for a quick repair. Our technicians will examine the condition of your hinges for your windows and provide you with the best solution for you. We can repair or replace your window hinges or retension them, or even install new locking mechanisms to ensure that your UPVC windows are safe and secure.
Locks that aren't working
UPVC window locks and mechanisms are an essential component of your home security, they make it very difficult to open the window without breaking in. It can be frustrating when a lock fails, however, you don't have to replace the entire window.
Most of the time, it's a small issue that could have been prevented by regular maintenance. We suggest that you have your uPVC window maintained regularly as part of our yearly maintenance package in order to reduce the likelihood of having any issues.
Modern uPVC windows are equipped with espagnolette locks. They operate by putting the nose end of the handle on the block with a wedge, and then turning it to close the lock. They are very efficient in keeping the window secure, but over time they can start to fail if not properly maintained - we recommend lubricating with WD-40 at least once per year.
If you're noticing that your uPVC window isn't opening and closing as quickly as it used to or when the lock isn't working properly, there could be an issue with the locking gearboxes within the frame. It can be difficult to access this as it requires the removing of the seals around the frame as well as the removal of the handle (be careful not to damage these).
A locksmith who specializes in UPVC repair will be able identify the problem quickly, and then replace the malfunctioning locking mechanism with a precise replacement. This quick and easy fix could save you hundreds by avoiding having to buy new windows.