Double Glazing Condensation Repair Kit
Double glazing can add warmth and help reduce noise pollution. However, when condensation or mist forms between the glass units it is an indication that the seal has failed.
You can repair it by drilling a tiny hole and injecting or pumping a specific dry agent into the sealed unit. This will dry the inside of the window and applies an anti-fogging coating to prevent further moisture build-up.
Replacement Gaskets
Over time, everything degrades. This includes uPVC window gaskets. It is not unusual for them to lose their integrity and when this happens, they'll not be able to keep out air and moisture which causes condensation between the glass panes of your double glazing windows.
There is a solution for this issue, but it doesn't require replacing your IGUs or pay for windows that are brand new. Gaskets that are replacements are available and can be used to re-instate the original air-tight seal between the glass panes of your double-glazed windows. The kit is supplied with everything you need to do the job yourself including clear instructions and an instructional video. Gaskets can also save you money in heating costs and are cheaper than having IGUs sealed.
This method only works on windows with a gas between glass panes. It is not applicable for sealed units, such as those found in conservatories or orangeries. This process is only temporary and the fog can return if you don't fix the original insulating gas loss that caused it.
This technique involves drilling a small hole through the IGU (Insulated Glass Unit) which is then filled with an anti-fogging agent to dry out the glass. This is a method that works however it is recommended to leave this type repair to a professional.
Defogging is not a permanent fix to foggy double glazing and in fact, it could be dangerous to do yourself especially if the windows are reinforced or safety glass. When exposed to sunlight, the chemicals in the desiccants will melt into the glass and create a cloudy appearance. This is called letching.
Ensure that you check with the company who installed your double-glazing for any guarantees and whether they are insurance backed, in the past, smaller firms have been known to go out of business leaving their guarantees in doubt. If the guarantee is supported by insurance, then defective units must be replaced at no cost.
Replacement Glass
Double glazing is popular among homeowners due to its ability to reduce the cost of energy, cut down on outside noise, offer UV protection, and improve curb appeal. However, over time it can deteriorate and result in misting between windows. This is a very common problem and it's best to take care of it as soon as possible. It can have many negative consequences for your home, including making windows less effective and causing leakage issues and causing a rise in maintenance costs.
It's possible, fortunately, to repair double glass that has failed without needing to replace both the frame and the window unit. The majority of window replacement companies sell a range of toughened and standard glass units that are designed to be used in frames that already have. The process is fairly straightforward and involves taking off the window unit that you have and then cleaning the frame before replacing it with a fresh one. Once the unit is its place it is then a new seal installed and putty is placed around the edges to keep it in place.
A professional can typically carry out this work at a reasonable cost. However, there are also DIY options homeowners can follow that could save you a significant amount of money. Based on the condition of your windows and whether they're under warranty, you should contact the dealer or company that supplied them to determine if this work is covered under your warranty.
If your windows don't come with an assurance, you must buy a new set to avoid any issues that could occur. It's important to remember that if you choose to replace your existing windows with new windows, it's vital that the installer utilizes the highest quality frame and glass to ensure maximum effectiveness and durability.
If you're planning to replace your windows, it's important to get a free estimate for the entire task. This will let you compare the costs of each alternative, and ensure that you are receiving a fair price. In addition to the cost of windows, you must consider the cost of labor and any installation costs that may be associated with your project.
Dehumidifier
Using a dehumidifier for clearing condensation build-up on double-glazing windows is a good option to fix the problem quickly. These electrical appliances are made to decrease humidity in your home. They are typically found in bathrooms and kitchens. You can also purchase moisture absorbers which are used together with space heaters to help dehumidify the home. These are a lot cheaper than purchasing a dehumidifier but the results will not be as effective.
Be aware that this is an interim solution to clean the rubber seals on double-glazed windows. The seals are not part of the glass, so using rough materials like wire wool or scouring brushes could damage or scratch them. If you have coloured window frames, it's recommended to choose a cloth that matches the colour of the frame so that you don't leave marks.
Condensation in double-glazed windows isn't just unattractive but could also be an indication that gaskets or seals are getting weaker. This signifies that the windows are no longer able to hold in the insulating gas between the panes, which could result in a decline in energy efficiency in your home.
This type of condensation is a typical problem caused when cold air comes into contact with warm, moist air. This can cause mould spores to develop on window frames. This can not only be unsightly, but it can also pose health and breathing problems.
It is best to contact a professional if you notice the growth of black mould spores on the frames of your double-glazed windows. They can remove and clean the mould spores safely and prevent them from spreading to other areas of your home.
If double glazing window repairs notice leaky seals it is a good idea to check with the company that installed your double glazed windows, as they might provide a repair service for free or at a reduced cost. The company will be able to provide all the information you require to determine if your windows are still under warranty and if you can claim the cost of replacement.
DIY Ideas
Double glazing is a worthy investment for your home and can help block out noise, improve efficiency in energy usage and reduce heat loss. It is however easy for windows that are condensed or misty to ruin the clean appearance and it can be costly to fix.
Foggy windows can occur to any type of double glazing if the seal between the two panes is broken. It is typically caused by damage from cleaning or weathering and is difficult to determine without taking off the window. There are a few steps to consider before calling an expert.

A common DIY solution is to put a dehumidifier close to the window to eliminate moisture that has accumulated between the panes. This is a great option for climates that are dry and can be more affordable than replacing the glass and frame.
Alternately, you can add desiccant between the panes of your double-glazing. It is available at most hardware stores and it is a good idea to fill in the gaps between the frames with it too. This will help to prevent the possibility of condensation and dirt being accumulated between the panes.
Another option is to make tiny holes in the top and the bottom of your window with a carbide-tipped drill bit. Then, you can add cleaning or de-icing solutions to your window by using a tube that runs down from the upper hole. Once the air has evaporated, you can wash the windows once more and repeat as needed.
Some companies provide permanent solutions, which involves drilling into your double glazing's outer panes and inserting air-filled plugs that breathe. Do your research before investing. They have a great track history, however their performance can be variable. This type of kit may be available online, but it is recommended to speak with an expert to ensure the job is completed efficiently and in a timely manner.