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Repairs to uPVC Windows

uPVC is a great option for modern homes. They are durable, long-lasting and easy to maintain. They don't decay or rust as timber and aluminum.

Cleaning and lubricating regularly UPVC windows and doors is vital. This will prevent unnecessary repair costs as well as improve energy efficiency.

1. Broken Glass

The damaged glass in your windows can cause significant damage to your home, and could even be fatal. It is important to ensure that your windows are in good shape.

Single-pane windows are relatively easy to replace, and they will usually fit into the frames that were previously in use very easily. However when windows with double panes are anchored by internal beading, it will be more difficult to remove the existing panes and install new ones. In extra resources , you will need to source some plastic spacers that help the new pane to fit correctly into the frame of the window.

If you plan attempt to remove the window panes yourself it is crucial to wear the appropriate safety equipment that includes gloves with a thick layer of material and protective eyewear. It is also an excellent idea to lay down a drop cloth prior to when you begin working on the glass, so that any fragments of glass fall onto the cloth instead of landing on the floor where they can be trampled on and cause further damage.

It's a great idea cover the gap with tape after the glass has been removed. This will keep water and drafts from entering your property until a professional comes out to repair the window. It also acts as a barrier to prevent any intruders from getting into your home. If the gap between the door and the window is significant, you may need to consider security screens that has an opening. This will give you the best of both.

2. Sagging

Upvc windows and doors are a low-cost, durable and energy-efficient alternative to timber windows with sash. However, over time, they may be afflicted by a variety of issues like sliding. A sagging window can cause problems with light, draughts, and even security. It is crucial to act as soon as you discover that your uPVC windows are falling down.

To repair a window that is sagging, you can try repositioning the hinges. To accomplish this, you'll have to open the window to access the frame. With a screwdriver, you can remove the hinges on the top and bottom and adjust them by turning them clockwise or anti-clockwise. Close your window to check the fit after you've relocated your hinges. If you're satisfied with the fit, you can tighten the screws to ensure that they stay in the right place.

If you aren't able to move the hinges, you may require replacing the seal. Rubber seals can dry out and lose their elasticity with time, which causes them to lose their tightness. If this happens, it's essential to replace the seal as quickly as you can to ensure that your uPVC windows remain watertight and draught-proof.

uPVC handles could also loosen. This is typically caused by screws that have been removed over time, but it could also be due to the handle mechanism wearing out. It's relatively simple to fix a loose uPVC handle. First, you'll need to close the window and then perform a test to ensure that it fits. The joint at the corners of the sash should align with the joint on the casing. If it isn't then you can use a screwdriver or a wrench to loosen the handle and then reverse the mechanism back into its original position.

3. Water Leaks

It is crucial to take action if get up each morning to discover mouldy walls and floors that are wet. Windows that leak water do are not just a cause for degrading of the structure of your home but also hinder your efforts to control the temperature inside your home. Most often, uPVC window leaks are caused by a lack or damage to the sealant.

This is an easy fix that can be completed by anyone who is a DIYer with the skills. Depending on the severity of the issue is, the old caulking might need to be removed. It is essential to keep in mind that when it is about uPVC window repairs , do avoid the temptation to "over-caulk' as this will only make the area more difficult to clean and reduce your energy efficiency.

It is important to check that any drainage holes are clear of debris and that the sill pan has been angled in a way that allows it to drain away from the window. In more serious cases, you may need to replace the window.

Mold spots and rotten sills are also signs of water leakage. This fungus thrives under damp conditions and can spread quickly throughout the house.

If the leakage is occurring between the double-glazed glass it is more likely the problem is related to the seal, not the frame. This can be easily corrected by a uPVC window specialist who will replace the glass seal and restore the full insulation properties of your windows.

4. Faulty Hinges

Hinges could be the reason if your uPVC window is difficult to open, or if it opens with the breeze. These are easily repaired by any DIYer who is skilled and are usually completed in a matter of minutes.


Like all mechanical parts hinges will wear out over time. It is very easy to change the hinges on a window but it's much easier if someone helps you to hold the frame.

It is also important to verify that the uPVC hinges are being opened and closed in the correct direction. This can be done by looking for the arrows on each hinge. This indicates which way the window should be opened.

The issue can be caused due to opening the window in the wrong way or due to a poor installation at the factory. Sending us a photo through our website can often resolve the problem. We are more than happy to provide advice.

It is also essential to grease the hinges on a regular basis. Applying a light engineering lubricant to the hinges is a good method of doing this. We suggest using an oil that does not contain solvents, such as 3-in-1 Multi-Purpose oil. Regular lubrication can make the window easier to open and close. It also helps prevent corrosion and reduce the possibility of sticking. The ideal time to do this at least once a year. WD40 or other solvent-based oils are not recommended as they can cause damage to your uPVC windows.

5. Draughts

Draughts can be caused by a variety of different causes. The hinges may also become misaligned due to wear, causing an opening between the frame and sash. If they are damaged beyond repair, it could be required to realign them. Secondly the interlock, this is located on the hinge side of the window and can be misaligned. Again, it is possible to give them a clean but in some cases it might be necessary to have them replaced.

The next common reason for draughts is window seals. These are susceptible to being worn out or damaged over time, and allow air to escape through these gaps. Replacing these with high-quality weatherstripping is a good way to prevent draughts. Replace the windows made of upvc with low-emissivity glass. This will help regulate indoor temperatures, and reduce draughts.

One of the most effective ways to reduce draughts is by using an draught excluder. These are usually fabric tubes filled with some sort of filler and can be placed on top of your windowsill. They will help block out cold air and keep your home warm and cosy!

With a little regular maintenance and repairs windows made of upvc will continue to provide an excellent level of insulation and security for your home. However, it is important to recognise that windows last for a certain period of time and there may come a point where it is more cost-effective to replace them rather than repair them. If you are experiencing issues with your window made of upvc it is recommended to speak with an expert immediately.

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