Double Glazed Window upvc repair

Double glazing is an energy efficient investment that reduces loss of heat during winter and keeps your home cooler in the summer. Double glazing windows repaired when needed is a great way to ensure that they function properly.

Over time your double glazed windows can suffer from issues such as condensation and misting. This can cause your double glazed windows to be difficult to open or shut.

Broken Panes

A unruly ball or a stone flying from your lawnmowers, or a strong storm can shatter your double pane windows which can expose your home to the elements. While a damaged glass window is difficult to repair, it doesn’t need to be replaced. The insulated glass between two panes of glass is still in good shape So you can repair your double-paned windows yourself.

You’ll first need to remove any broken glass from the frame. Be careful to prevent glass shards from falling to the floor or slipping from the frame. Use work gloves to protect you hands, and an abrasive cloth around the damaged glass area to prevent any further injury or cuts. After removing the broken piece and cleaning the entire frame of the window to remove any remaining sealant and debris. Sand rough areas of the frame to create a smooth and even surface to put in your new glass.

After cleaning the frame, you can apply another layer of glass to the seam where you removed the broken pane. This is the best way to keep your window sealed and protected and save you money by keeping water and drafts from entering your home. The next step is to select the glazing material. There are a variety of options such as clear tape, which is more durable than regular tape and prevents further cracking of your window or glazing film, Double Glazing Repair which is similar to clear plastic wrap. The advantage of this choice is that it can be painted over to match your frame and will keep snow and rain out as well.

Whatever material you choose, it’s important to press the glaziers points into the seam where the putty meets your frame. These will keep the glass in place and will help it stick to the frame. Hardware stores sell glazier’s point ropes, which you can use on the frame rabbets.


If you are experiencing issues with condensation, it is best to contact your window manufacturer. Many have warranties and guarantees to address the issues. Fogging and condensation between panes of glass is a clear sign that the seals between your windows are damaged and can only be repaired by a professional who will repair both panes.

It’s a complicated procedure that requires special tools to remove and replace the old window. A professional can do this task and provide the equipment. Making use of these tools can be risky, so it is always best to leave this kind of job to an expert.

Wear safety gloves and glasses if you decide to do it yourself. You may be exposed to glass fragments flying around. It is important to take out all metal or putty points from the grooves that will receive the new window. You should also wire-brush the frame and vacuum or wipe it clean with a damp cloth. After the frame is clean and dry then you’ll need purchase a replacement glass which is 1/8 inch less in each direction than the window that you have and then fit it in the grooves.

You will require a layer of silicone caulk to the grooves of frames to ensure the glass you are installing is securely installed. After the silicone caulk has dried and cured, you can smooth it out and make any necessary adjustments. The wood molding can then be reinstalled.

Double-glazed windows can be difficult to open and close if the weather changes dramatically. Extreme temperatures can cause the frames to expand or shrink and, as a result, they can sag or stick. If this is the issue, you can try wiping down the frames with water and lubricating the joints. However, it may be best to ask the company who installed your windows for assistance.


If moisture is trapped between the glass panes, it can cause misted double glazing. Double glazing consists of two panes that are separated by a space filled with argon for better thermal efficiency. This creates an airtight seal that keeps warm room air inside and cold outdoor air outside and allows you to keep the temperature comfortable in your home.

The seal may fail over time, and moisture may build up between the glass panes and cause them to become to become cloudy. This occurs because the sun’s rays heat the space between the panes of windows, causing 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 Double Glazing Repair will allow the outside temperature to influence the indoor temperature. Northfield Glass can help you if your double-glazed windows start to fog.

We can replace a single blown sealed unit without having to replace the entire window. This is less disruptive than a full replacement. Our misty window repair involves removing the glass, cleaning it, then replacing it with a fresh one to create an airtight seal.

There are companies in the field who claim to drill holes into your existing misted windows and inject chemicals into them which claim to eliminate fog & condensation but we do not recommend this procedure. This method is not only unsightly, but it could cause damage to the toughened glass and can leave you with windows that don’t completely perform the function it was intended to.

If you don’t address the issue quickly, it could lead to mold, which could not only harm the window, but could also cause health risks for your loved ones. The moisture in the window may also lead to other problems in your home, such as damp or rot. In certain cases, the window may need to be replaced completely.

Blown or Failed

Double-glazed windows are comprised of two glass panes with an inert or air between them. This increases their thermal efficiency, allowing heat in and cold out. As time passes, the gas can become depressurised and cause various problems.

Condensation between panes is among the most frequent. Although it’s a normal phenomenon, it doesn’t mean your window is damaged, it can be an indication that you have to re-seal your windows. Condensation can also be an indication of broken double glazing, which could require a re-installation.

Double-glazed windows can also cause draughts. This could be caused by an issue with the seal or a damaged handle lock. A draught can be obvious and result in higher heating costs, so it is important to fix it sooner rather than later. You can test the seals by feeling around the edges of the window frame to see if you feel any cold air.

Another indication that the seals on your windows have failed is when you start to notice water beads on the inside of your windows. This is a good indicator that you will need to re-seal your double glazed windows.

Your upvc window repairs frames have been designed to move slightly, which is necessary to keep the glass sheets in position. However, with time, this special packaging material may become compacted and this will crack the crucial seal. This will allow air to circulate between the panes, and decrease the efficiency of your window.

A blown seal is a clear sign that your double glazing is damaged and needs to be fixed immediately. A blown seal will stop your double glazing from performing its primary function that is to keep cold air out and warm air in. A blown seal can also let moisture in your home, which can cause mold and other unpleasant conditions. It is important to contact a double glazing repair specialist when you notice a blown seal in your double-glazed windows, since they could replace the entire unit.