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How to Repair Double Glazed Windows Double glazed windows often come with 10 or 20 years warranties, so make sure to check what cover you have. Repairing your double glazing is less expensive than replacing it, and can save you energy and money on your bills too. It is possible that the sealant between the glass panes failed if you have misted double glazing. This is typically the case when the windows are worn or damaged and can be expensive to replace. 1. Cracked or chipped glass A cracked or chipped double-glazed window is a common problem that can cause condensation between the two glass panes in your home. In the majority of cases replacement of the glass unit is a must especially when one or both panes have been shattered. If the frame is in good condition, fixing only one glass pane could be a viable option. Repairing cracks is simple and fast with masking tape or duct tap. One strip of tape will be sufficient to seal superficial cracks such as stress fractures caused by temperature differences. For more serious cracks, like those caused by impact, it's recommended that the tape be stretched over the entire length of the crack to ensure it is able to hold the glass together. Another option for an effective solution that is permanent is to make use of a solvent-based glass adhesive. It is typically applied to both the inside and outer surfaces, and then spread by a putty blade. This method is more time-consuming than using masking tape, however, it is more effective in stopping cracks from spreading further. If the cracks are severe or have been present for many years it may be better to wait for a professional service to repair the windows, as this will likely result in a more durable finish. If the cracks don't seem to be excessively severe and they aren't causing water leaks, it could be best to opt for quick fixes. They will help keep the cost down. A more permanent solution to fix a crack on double-glazed windows is applying a two-part epoxy resin to the affected area. First, clean the glass surface with a damp cloth, and then let it dry completely. Mix the resin and hardener according in the directions on the packaging. Apply the mixture to the crack with a putty blade. Once it has fully dried, you can paint over the putty and the surrounding frame to create a seamless finish. 2. Water Leaks There are many ways to fix double glazing issues without needing to replace the windows. The issue isn't with the uPVC or aluminium frames of windows, but rather the insulated glass unit that sits in between them. The IGU is made up of two glass sheets which are separated by a spacer bar, and then filled with an insulating gas much like a glass sandwich. The gap should be airtight in order to stop cold air from entering your home and keep your home warm. Seals in the IGU will weaken over time, and at different temperatures. It is possible to identify water leaks by observing moisture on the sill and window frame, discoloration, and an unpleasant smell. It is crucial to call a professional immediately if you detect any of these signs. If you see condensation on the outside of your double glazed windows, it's likely due to the high levels of humidity within your home. This is a normal phenomenon that can happen in winter and is not caused by faulty double glazing, however frustrating it may be. If you notice condensation between the glass panes of your double-glazed windows, it indicates that the IGU is not performing in the way it should. The presence of moisture between the glass panes is not just unattractive, but it also decreases the effectiveness of your double glazing as it doesn't keep the cold out and the warmth in. There are a variety of ways this issue can be resolved, but it's usually best to leave it to the experts. They'll drill small holes into the glass pane that is affected and inject or pump into desiccant. Then they will use an antifogging product that will prevent the condensation from returning. They may then pipe hot air into the gap to further dry it out. 3. Draughts The airtight seal double-glazed windows have prevents condensation from building up between the window panes, but over time the seal could begin to fail. You might notice a cold draft passing through the window or door when this occurs. This can be extremely annoying and may result in an increase in energy efficiency. If your windows are draughty, it's best to book an repair service to have the seal replaced as soon as you can. Double glazing is a form of window that contains two glass panes in frames made of uPVC, aluminium or timber. The main component of a double glazed window is referred to as an insulated glass unit (IGU) which comprises two glass sheets that are separated by an air gap filled with an insulating gas. This creates a 'sandwich of glass' effect and can keep your home warm and quiet. It's not common for modern double-glazed windows to break or become damaged however it is still essential to take care of them since they are an investment in your property. If you notice your double glazed window getting difficult to open or close, it could be due to a problem with the hinges or mechanism. This can be easily fixed by an UPVC specialist. If you notice that furniture in the vicinity of your double-glazed windows has become damaged or stained, this could be due to the UV rays from the sun. Double-glazed windows reduce the amount of sunlight that can enter your property. This protects your belongings and makes your home more comfortable. It is also worth looking into the warranty included with your double-glazed windows since it's sometimes possible to get your IGUs repaired or even replaced under the terms of the warranty. You can cut down on the cost of replacing your windows and get the most value of your investment. This is especially the case when the problem is caused by a single damaged or misted pane or extensive decay in the frames. It is important to talk to an UPVC expert to determine what can and cannot be fixed prior to making any repairs or replacements. 4. Haze Haze is one of the most frequently encountered issues with double glazed windows. The entrapment of moisture between two panes is the most common cause. If upvc window repairs is caused by condensation or an issue with the window frame, it can be quite difficult to remove. However it is possible to fix double-glazed windows that have a mist without having to replace them. An easy solution to the issue is to use a dehumidifier or a packet of desiccant. If you're experiencing an ongoing or serious issue it is best to talk to an expert. Despite being extremely sturdy, uPVC frames can deteriorate over time, particularly when it is a particularly cold or warm day. This is normal but can cause problems such as an unsteady or stiff door or window. Employing a UPVC specialist is usually the best way to address these issues. Some businesses will cut a hole in the window and put in desiccants to draw out any moisture. This is a great option and is less expensive than replacing the window. But, it is important to remember that the hole will have to be filled again after six months. The moisture may return when there's a crack in the seal somewhere else in the window. Another way to repair a problem with haze is to eliminate it using a water and vinegar mixture, or by using a commercial product designed to tackle this issue. This is a more complex process than simply drilling holes into the window and then inserting a desiccant, however it is possible to succeed and doesn't require a replacement. Double glazed windows are great for keeping heat inside your home and making it much more energy efficient, but they must be maintained. It is recommended to contact a professional to help with double-glazing repair in Essex if you are having any of these issues. They'll be able to ensure your windows are well maintained and can replace hinges, handles or locks if necessary.