Double Glazing Window Repairs

Double glazing windows are a significant investment, so you'll want to keep them looking and operating as efficiently as possible. These annoying problems such as the handle of a window that is difficult to operate or condensation, are usually fixable.

In fact, it is usually much less expensive to repair your double glazed windows than replacing them completely.

Broken or cracked Panes

Double-pane windows are generally much more durable than single-pane windows, but it doesn't mean they cannot be damaged. A pet's knocking the vase over or a pebble from mower hitting a window or a large drink spilled onto the top of a glass coffee table could all result in broken or cracked panes. If this occurs, you'll need to get it fixed as soon as possible since cracks are likely to get worse as time passes.

It's a breeze to replace a damaged double-pane windows. It is important to remember however that this job is best left to professionals who can use the required tools for deglazing to safely remove the old glass and install a new pane. You could suffer serious injuries if you try to do this without the proper equipment.

Once you've removed your broken glass, clean up any glass fragments and then wipe off any remaining putty left on the frame. After that, soak the old putty in linseed oil to make it more soft to allow you to chisel it away from the frame, revealing the previous metal glazing points. You'll need to determine the width and height of the empty window frame and purchase a new piece that's cut to these measurements. You may also want to purchase replacement glazier's clips and points to secure the glass.

If your double-glazed window is old, it might be better to buy a set of newer energy efficient double glazing than to attempt to repair them. This will eliminate the stress of dealing with broken or cracked panes and will give you more control over your home's energy costs. Additionally, double glazing that is old isn't as effective in keeping heat in during winter and outdoors during summer. The replacement of it can improve the comfort of your home.

Water Leaks

If you notice that water leaking out from the window frame in rainy weather, it could indicate that the double glazing seal has failed. This could be due to normal wear and tear, however most often it's a sign that the windows were poorly installed. The window flashing might have been placed incorrectly and the house wrap may not have been completely removed.

This could let cold air infiltrate the home and cause water damage to other parts of the structure. The problem is worsened when moisture escapes and causes black mold. This can cause health problems for your family.

Leaking windows are a major problem, and it's crucial to have them repaired in the earliest time possible. If you put off this task, it can cause the problem to get worse, and could cause costly repairs in the near future.

Fortunately, many of these leaks can be prevented with routine maintenance. Checking the frames of your windows regularly for gaps and cracks is an excellent idea. If there are any problems then you can repair them using caulking. This process is relatively easy and can be completed on a dry, clean day, although you should remove any grease or oil from the area before applying the caulking. The use of a caulking gun is also recommended, as this will simplify the process and make it quicker. After the caulking has been applied, it should be allowed to dry overnight before opening the window. If the leaks turn out to be more severe then a complete replacement of the frame may be required. This option is more expensive, but will provide the greatest protection and effectiveness against the elements in the long haul.

Condensation

Condensation occurs when water vapour in the air is made liquid when it comes into contact with the cool surface. If your windows show signs of condensation, it's likely that the sealant between the panes was not able to hold it. This can lead to damp or mould in your home.

Modern double glazing is equipped with a'spacer bar" between the two glass panes. The spacer bar is filled with silica, that absorbs moisture that might be present in the air gaps between the glass panes. The silica gel can become saturated if the seal fails and it will no longer be able to prevent condensation from developing. As the humidity level in your home rises, this will then 'fog up' the window and can be difficult to get rid of.

Although there are some quick fixes that can help get rid of your double glazing, it's generally better to consult an expert. This will ensure that the source of your condensation is properly identified and repaired. They'll be able advise you on how to best deal with the issue in the future, which includes opening your windows on a regular basis and keeping your vents for trickle open.

Misted double-glazing can be a real hassle and it can also be an indication that the unit has blown. This means that the seal has broken and warm air (which you're paying for!) is escaping your home. It is possible to repair the double-glazed window that has gone out, but it is a time-consuming and expensive process.

Lock Issues

You may observe that the locks on your double-glazed windows and doors have become stiff or difficult to open. This is a common problem and can be caused by heat or the lock mechanism getting stuck. It is recommended to contact your window manufacturer for assistance as soon as you can.

When it is about uPVC windows there are different kinds of lock systems that you can have installed. Maco window lock, Saracen and Mila window locks are among the most popular. Often these locks use bayonet style rods to operate locking cams shaped like mushrooms that are then locked into the window frame. The handle is affixed to the spindle housing of the lock, which then operates the drive gears and gearboxes to open and shut the window.

If you're having difficulty opening your uPVC window first make sure is that the hinges remain in good condition and are not damaged or loose. You can also put the credit card between the sash frame and determine if they are able to move freely. If the window does not move you must contact a professional glazier. double glaze window repair could be an indication of a damaged hinge or a broken lock.

It is important to not use force on your windows or doors locks. This could cause damage, and result in more expensive repairs. It is crucial to regularly test your windows and doors to make sure they are working properly. A yearly window health check with an expert can identify issues before they worsen and offer cost-effective solutions in a timely manner.

Signs of Wear and Tear

Double glazing can be effective to increase insulation within your home. However, even energy efficient windows have a limited lifespan. It is essential to act immediately if you notice signs of your windows failing. Inaction can cause costly repair costs and the loss of the energy efficiency your home once enjoyed.

Condensation between the glass panes is one the most commonly-cited signs that your double-glazed windows need repair. This is a sign that your seals are breaking down, which can reduce the efficiency of your home and will result in higher heating bills. If you don't take care to fix this problem immediately, it will only get worse over time, so make sure to contact an expert company for window repairs for double glazing as soon as you can.

Another indication that your double glazed windows require repair is when the glass becomes foggy or cloudy. This indicates that the IGU (insulated glass unit) is getting damaged and could be caused by a variety of reasons, such as rapid temperature changes and collisions or damage. Moisture ingress can also trigger this, which is why it's vital that any damage is repaired when you are able to notice it.


If you are noticing a lot of air draughts entering your home the double-glazed windows may be in need of repair. A damaged seal allows cold air to enter your home, which can increase your cooling and heating costs substantially. A quick phone call to your local FENSA-approved double-glazing repair expert will have the issue fixed in a short time. This is a great idea in winter when contractors are not working and can offer a discounted price.