Sun. Jun 16th, 2024

Double Glazed Window Repair

Double glazing is a fantastic investment in energy efficiency. It helps prevent loss of heat in the winter months and helps keep your home cool in summer. Having your double glazed windows fixed when they need to is a great way to keep them working effectively.

Over time, condensation and misting can impact your double-glazed windows. Double glazed windows can become difficult to open and close.

Broken Panes

A stray ball or a stray pebble from your lawnmowers, or even a severe storm can shatter the double panes of your windows and expose your home to the elements. Although a window that is cracked can be difficult to fix, you don’t have to have it replaced entirely. In fact, the insulated glass between the two panes remains in good shape, and you can fix your double-pane window using a little DIY effort.

You’ll first need to remove any broken glass from the frame. Be careful to avoid any glass shards falling to the floor or slipping from the frame. Make sure to wear a pair of gloves to shield your hands from injury and a cloth to protect the area surrounding the broken glass to avoid further damage or breaks. After you have removed the broken glass clean the frame of the window thoroughly to remove any sealant or debris. Sand rough areas of the frame to create a smooth surface on which to put in your new glass.

After cleaning the frame after cleaning, you can apply a second layer of glass on the seam where you removed the broken pane. This is the best method to protect and seal your window. It can also reduce your energy bills by preventing water and drafts from entering the home. The next step is to choose the right glazing material. There are several options, including clear tape that is more durable than regular tape and helps prevent further cracking of your window, or glazing film, which is similar to clear plastic wrapping. The advantage of this choice is that it can be painted over to match the frame you have and will also keep out snow and rain as well.

No matter what material you use, it’s important to press the glazier’s points into that gap where the putty meets your frame. These will hold the glass in place, and will help it stick to the frame. Hardware stores sell glazier’s ropes that can be rolled out on the frame rabbets.


If you have a problem with condensation, it is best to call the window manufacturer. Many companies offer warranties and guarantees that will cover the problems. Condensation and fogging between panes of glass is an obvious sign that the seals between your windows have been damaged and can only be fixed by an expert who will fix both panes.

It’s a difficult procedure that requires special tools to remove and replace the old window. A professional can handle this task and supply the tools. It is best to leave the job to a professional. These tools can be risky.

If you do decide to undertake this yourself, make sure you wear gloves and double glazed window repair safety glasses to protect yourself from any broken pieces of glass that might fly away during the process. It is also crucial to remove all putty and Double Glazed Window Repair metal glazing points from the grooves where the new window will go. Wire-brushing the frame or vacuuming a damp cloth is recommended. Once the frame has dried, you’ll need to order an additional piece of glass that is 1/8″ shorter in both directions than your existing window. Make sure the glass fits into the grooves.

You’ll have to apply a layer of silicone caulk into the grooves of frames to ensure your new glass is properly installed. Once the silicone caulk has dried, you can smooth it out and make any necessary adjustments. The wood molding can then be put back in place.

If the weather abruptly changes, double-glazed windows could become difficult to open and close. Extreme temperatures can cause the frames to expand or shrink and this can make them slide or become stuck. If this is the case you could try wiping the frames with water and then lubricating the joints. However, it might be best to contact the company that installed your windows for assistance.


Misted Double Glazing is a problem with windows that is caused by moisture getting trapped between the glass panes of double glazed windows. Double glazing consists of two panes of glass that are separated by an insulating space, typically filled with argon gas to provide improved thermal efficiency. This creates an airtight seal that keeps warm room air inside and cold air outside, allowing you to keep the temperature at a comfortable level in your home.

As time passes, the seal may break and moisture will start to accumulate between the window panes, which causes them to become misty. This occurs because the sun’s rays heat the gap between the window panes, which causes the water to evaporate.

This is a normal thing to happen however, if it occurs between the window panes it could cause problems as it will no longer be able to regulate the temperature of the room and will allow the outside temperature to influence the indoor temperature. Northfield Glass can help you if your double-glazed windows start to mist.

We can repair the individual blow-sealed unit without having to replace the whole window repair near me which is less disruptive than a total replacement. Our misty glass repair involves taking off and cleaning the glass before replacing it with a brand new one. This will create a seal that is watertight again.

Some companies in the field claim to inject chemicals through holes drilled into windows with mist to remove the fog and condensation. We don’t suggest this method. This is not only ugly, but it can cause damage to the toughened glass and can leave you with a window that does not fully perform its function.

It is essential to address the issue as soon as you can, because if left untreated, it could result in the growth of mould which can not only damage the window, but also poses health risks for your family. Moisture can also cause issues in your home, including dampness or rot. In some instances, the window may need to be replaced completely.

Failed or blown

Double-glazed windows consist of two glass panes with an air or inert between them. This improves their thermal efficiency, allowing the cold out and heat in. Over time, this gas may depressurize and cause a variety of issues.

Condensation between panes is among the most common. While it is a natural phenomenon, it doesn’t mean your window is damaged but it could be a sign that you need to re-seal your windows. Condensation can also be a sign of a broken double glazing that will need to be replaced.

Double-glazed windows may also cause drafts. This could be because of the seal being damaged or handle that is broken, or a broken lock. A draught can be evident and can result in higher heating bills, so it is important to get it fixed sooner rather than later. Test the seals around the window frame by smelling cold air.

Another sign that your window seals have failed is when you start to notice water beading on the inside of your windows. This is an indication that you need to seal your double-glazed windows.

Your window frames are designed to move slightly, which is necessary to keep the glass sheets in position. In time, this special packaging material may become compacted. This could cause the seal to become broken. This will allow air to flow between the panes and reduce the efficiency of your window.

A damaged seal is a clear sign that your double glazing has failed and needs to be fixed immediately. A damaged seal will stop your double glazing from fulfilling its primary purpose of keeping the cold out and warm inside. Furthermore, a blow-off seal will let your home’s moisture in, which can cause mold and other uncomfortable conditions. It is important to contact a specialist in double glazing repair immediately if you spot a damaged seal in your double-glazed windows, as they are able to replace the whole unit.

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