Double Glazed Windows Repairs
If your double glazed windows are hard to open or have a mist between the panes this could be an indication of seals that are not working properly. It is worthwhile to get them repaired in the event of this happening.
This can be done without replacing windows and is a lot less expensive in the long term. However, specific tools are required, so it is recommended to have a professional take care of this kind of repair.
Seals that have been damaged
The seals on windows can wear down in time which allows argon gas and Krypton to escape through the panes of double or triple-paned windows. If you've got a damaged seal, outside air is entering and the argon which helps to insulate your home is being emitted, both of which can be detrimental to energy efficiency.

Window seals are susceptible to damage due to extremes in humidity, temperature, and pressure. These changes can make your window glass expand and contract. This causes pressure on the seals. This is especially true if you have pets or children that accidentally smash into your windows.
If the seal on your window is damaged, it is recommended to have the issue addressed by an expert as soon as you can. If you delay too long then the argon gas, or krypton could escape completely and lower your window's insulation properties.
Fog between the window panes is a common sign of a faulty seal. You can remove the fog from your window however, it is recommended to call a professional out and seal the window.
A technician will remove the seal on the window and clean the glass. Then, install the new seal once windows are sealed. This involves disassembling the sash, if needed, then re-assembling it and replacing the IGU (insulated glass unit) when needed. Then, they will insert Krypton or argon into the space between the panes, and seal around the IGU to ensure a watertight fit. This isn't something you can do on your own However, there are certain kits that claim to aid homeowners with this. These products have received mixed reviews, but we suggest that you leave this job to the professionals.
Condensation
Condensation is a potential issue when double glazing is used. This is particularly true in older homes. It happens when the air in a home has higher dewpoints and is warmer than the glass, which causes condensation to occur. This is likely to occur during the night or early in the morning, since the temperatures tend to be the lowest.
double glazing window repair in double-glazed windows can be fixed easily, and it is not necessary to replace the entire window or doors. The'spacer bar' that is located between the two glass panes in most double glazing is filled with desiccant, which is extremely absorbent and absorbs any moisture that comes into the 'air gap. However, if the spacer bar becomes filled with moisture, it may start to leak into frame of the window which is where the condensation forms.
It is important to remember that most new double glazed windows are still covered by a guarantee, and should be reported to the company that installed them. They will investigate and repair any damaged seals or units. Do not try to alter the units because this could invalidate your warranty.
Checkatrade offers a variety of reputable tradespeople to choose from for double glazing repairs. Each of our traders has been thoroughly checked and vetted to make certain that you are receiving professional service at a reasonable cost. If you're having difficulty opening your double glazed windows or doors, it is often possible to fix the mechanism by lubricating hinges and handles. It is also a good idea to wipe down the frames with a damp cloth to see if it helps - particularly as extreme weather can cause them to expand or shrink, which could make them difficult to open.
Draughts
The gap between your frame and wall could allow draughts into your home. This can cause cold and can increase the cost of energy. Draught proofing helps with this by closing the gaps and increasing insulation. It is recommended to get estimates from several companies for this work as it may vary, but a good company should guarantee their work.
Double-glazed windows that are misty can be difficult to see however, this is usually a sign of a problem with the seal. A window repair specialist can solve this issue using an effective defogger.
If you notice cold draughts in your windows, it could be an indication that the sealed units are no longer efficient. This could result in increased heating bills. Window repair services can reseal the double-glazed units, which will reduce drafts and increase insulation.
If you experience difficulties opening or closing windows, it could be because the hinges or mechanisms are stiff and require oiling. It is a simple fix. You should verify the warranty of the company that installed your double glazing.
Over time, uPVC frames can become discoloured. This is usually caused by sunlight, cleaning products or the weather however if you notice a large amount of dark streaks or areas that don't appear clean, it might be time to have them replaced. Some companies offer a replacement service however others will replace the entire frame, handle or locking mechanism. It is always best to speak with your original window seller. They can provide you with suggestions on the most cost-effective options for your property. They may even be able to match your existing frames so that you don't have to replace the entire structure.
Smudging
This is typically the first indication of problems with double glazing, and it's very easy to fix. The condensation that is emitted from the inside of the window gets trapped between the two panes and then appears as droplets or smudges of moisture on the outside of your windows. Untreated, this could result in mold and damage to your frames and sills. Inhaling mold spores can also cause health problems.
The top double glazing companies will be able diagnose the problem and provide an affordable solution. They will be able replace the window seals which keep air between the two glass units, and let out drafts. This will result in the most comfortable living environment and save you money on your energy bill.
You can attempt to fix the window yourself by washing the surface with a rag, a bit of dish soap and some water. Then, you'll need to mix two-part epoxy onto a disposable plate or cardboard and then use it to repair any cracks. This is only a temporary fix, therefore it's crucial to pick the right product.
If you are thinking of replacing your double-glazed windows a company that provides a guarantee on their products. This will ensure that you're dealing with a reliable professional who can provide you with quality products and services. Look at customer reviews prior to making a decision. This will help you determine if the company is an appropriate choice to your requirements.
Mist
Condensation outside your double-glazed windows is not a cause for concern, as this is a sign that they're working properly and preventing moisture from your home. However, mist within your windows is a much more serious issue and means that one or more seals has failed.
The gap between the two panes of glass in a double-glazed window should be sealed with argon gas to make the entire unit air tight and water-resistant. If the glass is smudged it could be that the argon gas has been damaged, or a seal was damaged. It also indicates an inadequate installation since the window may have been damaged during the fitting process or the sealant has worn down over time.
Many companies claim that they can repair double-glazed windows that have fog by drilling holes in the glass and pumping chemicals through these that absorb the fog and water vapour from the inside. This is a viable option for a lot of people however it is crucial to understand that there are limitations to what can be fixed.
There are instances when replacing the window unit is the more suitable option, especially if there has been significant damage. If the window unit has been damaged or is not functional due to rot, it might need to be replaced. A professional consultation is recommended in these instances to determine the most effective course of action.