3 Common Causes For Why Your Double Glazing Window Repairs Isn't Performing (And How To Fix It)

· 6 min read
3 Common Causes For Why Your Double Glazing Window Repairs Isn't Performing (And How To Fix It)

Double Glazing Window Repairs

Double glazing window repairs can be a challenge for homeowners to tackle on their own. It is safer and more efficient to let a professional take care of the job with the right tools.

If you notice condensation forming between the two panes of your double-glazed windows, it is a sign that the seal has failed. It is important to have this fixed as soon as you notice it.

Glass Replacement

Double-glazed windows can be ideal for keeping your home warm and save money on energy consumption, but they may also experience issues in time. They can be affected by an opening that is difficult to open and a sagging or drooping door or window and condensation between the glass panes. If you are experiencing these issues it is crucial to get them fixed as soon as possible to prevent further damage. Double glazing companies typically provide a guarantee and warranty to cover the new item. It is important to review the terms and conditions because you may not be eligible for coverage.

The most frequent double glazing repair is the sealed unit, which consists of two glass panes, with spacers, air or dense gas in between them to create an effective seal and prevent loss of heat. A defective unit will cause your window to lose efficiency and increase your heating bills. If this happens, it's generally a matter of hiring an expert to drill tiny holes into the glass to release the moisture trapped inside and allow the window to breathe.

This isn't something you can tackle yourself because it involves the removal of a window sash. It's dangerous and requires the appropriate tools. It is recommended that you hire an expert for this job, since it's usually less expensive than replacing the window.

Condensation between the panes is more serious than just an inconvenience. It indicates that the seal between the panes has failed and can lead to mould and damp in your home. The moisture can also corrode the window's insulation, causing it to become less efficient.

If  window crack repair  are showing evidence of condensation between the panes, you'll need to replace the sealed unit. This is the best choice because it will not only aid in resolving the issue but also increase the thermal efficiency of the window. If you do decide to replace the unit, it is worth investing in an A-rated product as it will also lower your energy costs and extend the life of the window.

Frame Repair

When it comes to repairing double-glazed windows, the most frequent problems are with the seals between the glass panes as well as an rotting wooden frame. It is often possible to repair the issue without having to replace the entire window. However an expert can offer you the best advice on whether your window needs repair or replacement.

In double-paned glass windows an inert gas like argon, or krypton, is generally placed between the two glass panes. This gas helps slow down the passage of heat. Double-paned windows are more energy efficient due to this feature and because they are more robust. The gas inert can escape from the window when it is damaged. This is the reason you should seek double glazing repairs as quickly as you can.

If the glass is not broken, a specialist will be able to repair the seal with an adhesive. This is only a temporary solution as the adhesive could crack or even break off. The best option is to replace the timber. This will not only improve your window's appearance but also ensure that the glass is sealed properly.

A specialist will request parts of timber that match the window frames that are already in place from a joinery shop. These are then placed in the frame. This is a longer-lasting option than wood fillers and it will look more natural and last longer. However, it is more difficult to apply yourself than applying a coat of paint.

If you are planning to splice your own timber yourself, select an excellent hardwood like ash or oak. You'll end up with a splice which isn't as strong and looks ugly. This is why it's normally more secure to leave the work to the experts, and that's the case where a Checkatrade certified trader can be of assistance. Entering your postcode into our search page will help you find a double glazing window specialist who is vetted, trusted and able to finish the work quickly.

Misty Panes

Double-glazed windows come with two panes that have an airtight seal inside. This is designed to function as an effective insulation. This seal is essential to keeping cold out and the warmth inside, but it may be damaged as time passes, leaving your property with various issues, including damp, condensation, and a less efficient home.

If you notice a cloud or mist that is forming between your double glazing it's typically because of the window seal being damaged, or a cracked glass. This allows air from outside to enter the space in between the window units. Because this air is cooler than the second pane it will condense and leave the unsightly haze.

There are many DIY solutions that claim they can solve this problem. For example you can drill a hole through the middle of the window to allow moisture to escape, and then use a pipe cleaner or coathanger encased in cloth to clean the windows' insides. This may appear to be an easy and cheap solution, but it is not recommended. At worst, the drill can cause damage to the window, and at best, dirt, water and other debris could get caught between the glass.

If your double-glazed windows are currently damaged by misting or other issues, you should consider calling the installers that fitted them as they should be able to provide repair services at a lower cost. They should also be able to assist you upgrade your existing double glazing to an A-rated energy-efficient double glazing, which means you'll get better insulation and save further money on your heating bills.

Our team of experts can repair double-glazing in all types of buildings. This will help keep homes as well as businesses warm and insulated throughout winter months. For more information, or to get a no-cost estimate for our double glazing services, contact us today.

Sash Replacement


Double glazing is a significant investment. It is essential to take care of it to ensure that it lasts. Draughts, condensation, and water ingress are all indications that your windows need to be fixed. These are typically caused by broken seals and can be repaired by a specialist window expert.

Double-glazed windows can become difficult to open in time, especially in extreme weather. In these instances the issue is usually due to the accumulation of dirt and grime which stops the mechanism working smoothly. Window companies will suggest cleaning the hinges, locks and lubricating them with Teflon or silicone spray to solve the issue.

Another issue that is common is a blown window, that is when the space between the panes widens and allows moisture to enter the unit. This can be a result of damage or deterioration and is a costly problem to fix.

Some misted windows may be drilled to eliminate the moisture. This is a temporary solution. This is a quick and easy fix, but it's unlikely to last long.

A window replacement involves removing the sash and replacing it with a brand new one. It can be costly however, it's usually the best option for those who are worried about leaks or draughts. It's not an easy task, and it's crucial to find a qualified and experienced Tasker to do the repairs.

To replace a sash the expert will take out the hardware first, by pulling out the chains and cords and knocking them from the parting beads. (The vertical strips that hold the upper sash). They will then use an acidic solvent on the painted metal hardware to expose its metal glazier tips. The sash is removed from the frame, and then placed in a bag with a label. The expert will then apply a layer caulk made of acrylic latex on the sash joint to prevent moisture from getting in. They will then employ a putty knife to soften the old, hardened putty. The expert will then scrape, chisel and remove the old putty. They'll use a hammer then to remove any screws holding the glass in the position.