How to Repair Double Glazed Windows

There are a few distinct indicators that indicate that your double-glazed windows require repair. Draughts and water ingress are obvious signs of damage to the window frames. They should be repaired as soon as is possible.

Misting may also indicate that your window seals are damaged and in need of replacement. Replacing the seals will fix the problem and prevent condensation, draughts, or leaks.

Broken Panes

One of the most common problems that a double-glazed window faces is broken glass. Although double-pane windows are less likely to break than single pane windows however, accidents can occur and you'll want to repair a broken window as soon as you can.

Get rid of any glass fragments that may still be in the frame. Don't forget to wear eye protection and gloves while doing this, as glass can be very sharp. Once the shards are removed, check the floor of your home for any other pieces that are loose. It is also a good idea for you to remove any hooks made of metal that hold the panes together.

Once the glass is removed, you will have to take off the old glazing compound (small fasteners that hold the glass in the frame of the window), and replace them with new ones. This can be a lengthy procedure, and you'll need a few tools to get the job done. You'll need latex glazing putty and metal glazing points, pliers a heatgun and a putty blade.

It is recommended to begin at the top and work your way down in removing the old points and glazing compound. This will keep any wood or paint that is removed that is left in the sash from sticking to the tool. If you do end up removing a portion of the sash's wood make sure you employ a chisel or a utility knife instead of a chemical stripper as this can cause damage.

After that, sand the bare wood. Once it is smooth then you can apply linseed oil or a clear wood sealer to safeguard it from water and future damage.

There are a few quick solutions you can try for a cracked double-pane window, but these methods are not a solution to the crack and repaired should only be used as a temporary fix. The use of a silicone caulk may help to seal the gap, but it's important to ensure that you use a high-quality caulk and follow proper application methods.

Condensation

If you notice any moisture or mist between your double glazing glass panes it is a sign that your window seal has failed. This could be a cause for concern because it blocks the gas or air that is used to insulate from getting trapped between the two glass panes which means it cannot do its job correctly and this will lead to temperature changes that result in condensation forming.

Fortunately, the issue can be easily repaired by a double glazing expert. To fix the problem your window company will remove the affected window sash and IGU (insulating glass unit) before putting in a new gasket to create a sturdy and airtight seal that will prevent condensation from occurring again. They'll also use a special drying agent to help dry out the area and help stop the condensation from occurring again.

There may be a mist between glass panes in double-glazed windows, if the frame has moved over time. This will crack the seal. This can be a huge problem, as windows that are not functioning correctly and lose their energy efficiency.

While it is possible to replace panes of a double-glazed Windows but this can be quite expensive and is normally only needed when there are serious issues with a window that are beyond repair. If you're experiencing problems with your double-glazed window but are still within the warranty period, you might be able repair it at no cost or at lower cost.

It's worth checking the terms of your warranty before you call the company to find out whether they can resolve the issue without replacing the entire window. Double-glazed windows usually have a guarantee of 10 to 20 years. You might find that the company can repair the window instead of replacing it. If this is the case, then they'll likely send a specialist out to repair your double glazed windows and will typically be able to do so 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

When your window handle is damaged or difficult to open, it could be a huge issue as it makes it impossible to use your windows. This can also give burglars an opportunity to break into your house. There are many ways to fix this however the most effective option is to get in touch with an uPVC professional. They will be able to fix the issue for you, or give you a replacement handle.

There are many different kinds of window locks. However, the most well-known is the Maco or Mila lock that is found on the majority of uPVC frames. These locks use bayonet style rods to lock, and they can easily seize up. If this happens, the handle's nose will be stuck in the popped out position and cannot be returned to the locked wedge. This can be a annoying issue, but it is able to be solved by following a few easy steps.

To fix the issue, you'll need to remove the handle. This can be done easily enough using a screwdriver. After removing the handle, you'll be able to see the screws that hold the lock to frame. After the screws have been removed you can then employ pliers or a wrench to attempt to grasp the bolts that hold the shoot. If this fails then you can put the tool into the gap between the frame and the window (the gap may be different at the ends of the windows) and then make an "u" shape using your hand to grab the bolts.

If you manage to free up the bolts that shoot, then you can shut your window by moving the handle to a closed position. But, it will not open again by the handle because the gearbox (espag or espagnolette) is likely to be damaged. You can refit the gearbox (espag or espagnolette) without the shoot bolts, so that the window can be opened with the handle.

Broken Hinges

You may need to replace or repair your uPVC windows hinges if they're not operating properly. Whether this is due to them having been opened by too much force, the hinge snapping and dropping or they had a fault to begin with and it causes problems that make using your window difficult. It's simple to repair the hinge so you don't have to purchase new windows.

Take off the hinges. To do this, loosen the screws that secure the frame to the hinges. After you've removed your hinges and replaced them with plywood boards cut to the right size. The plywood should be thicker than the hinges that came with it to help support the weight of the window when it is closed and opened. It is also recommended to fill the hole with wood to ensure that the hole that was left by the hinge is completely filled and will not leak or loosen in the future.

After you've replaced the hinges and filled the holes, you'll need to paint them. Use a good paint to ensure it lasts as long as it can. Once the paint has dried and you are able to attach the window again. Secure any screws that are loose.

Regular maintenance is also important for window hinges. Cleaning regularly the friction stay track and lubricating hinge mechanisms will make them last longer. You can also use wood preservatives in order to shield them from the elements. This will prevent corrosion and keep them looking good for as long as you possibly can.

Double-glazed windows are more energy efficient than single-glazed ones, and repaired will save you money on heating. As with any part of your house windows will eventually require to be replaced or repaired. Our Preston experts can help you if you observe any indications that the double-glazed windows you have aren't functioning correctly.