Repair Double Glazed Windows: The Good The Bad And The Ugly

How to Repair Double Glazed Windows

Double glazing is typically covered by a guarantee of 10 or 20 years. If your double-glazed windows are showing signs of aging, you could be eligible to have them fixed under warranty.

Double glazed window repair involves the re-sealing of your glass unit. The misting is a clear indication that the seal has failed and you need to get it repaired.

Damaged Glass

Double pane windows rely on an airtight seal to perform properly. Condensation between glass plates is a common sign of a faulty seal. While condensation between glass isn't an issue that is serious and can be fixed, it's typically an indication that the glazing unit is in need of replacement. If you have an older double glazed window, this may require replacing both the frame and the glass. If your frame is in good condition however, you can typically save money by replacing just the glazing.

Glass is fragile, and it's not uncommon for double-pane windows that develop cracks over time. If the cracks aren't caused by mechanical damage or an unusual impact, it's often possible to repair these cracks with epoxy and a tiny amount of elbow grease. Follow the directions of the manufacturer and scrub the area of the crack by using a damp cotton cloth. Then, apply epoxy to the crack. Allow the epoxy to completely dry before painting and sanding the repaired area.

A simple strip of masking tap can be used to keep cracks from spreading. One strip of tape on both sides of the crack area is enough to stop superficial cracks, like stress cracks that result from low temperatures, from getting worse. If you notice more severe cracks in your glass that are already present, it's recommended to consult an expert for repair.

It is dangerous and difficult to replace a single pane of double-paned windows. Double-paned windows are constructed as a complete unit and sealed with inert gases in the factory. Therefore, it is impossible to take off just the glass without damaging the window. If you plan to replace the glazing in your double-pane windows, be sure to use a quality brand with a strong warranty.

It's also recommended to cover the window frame with newspaper before you attempt to remove the sash and replace any damaged glass. This will protect your from any sharp glass shards which might fall during the process. It also helps prevent any damage to the trim or molding of your home.

Condensation Build-Up

The good part is that condensation occurring between upvc window repair panes is totally normal. It's caused by a disparity between the temperature of the air and humidity levels and causes water vapour to condense upon contact with cold and impervious surfaces like windows. It's usually beneficial, especially during winter because it can help prevent heat loss.

If your windows appear cloudy and have a layer of water on them, you must call a professional glazier. This is an indication that the 'air gap seal between the two panes of glass has started to degrade and is letting moisture into the window.

You can stop this from happening by using dehumidifiers, enhancing ventilation, or applying de-icing agents. There are also professional companies that can help fix condensation build-up in double-glazed windows by drilling holes in the window and pumping or injecting a specific desiccant to remove the excess moisture. This is a more complicated process that requires the sealed unit to be removed from the frame, opening up each glass pane and thoroughly cleaning them, then filling them with desiccant prior to sealing them up. This is typically more expensive, however it's worth checking that any company you select is insured and is registered with FENSA.

Remember that tampering your double-glazed windows can invalidate any warranties. If you have windows that are covered by a warranty, it is best to notify the manufacturer of any issues as they will be responsible for replacement units under warranty. Also, any damage incurred by tampering will most likely not be covered by your guarantee either so it's better to seek out expert advice prior to trying any DIY fixes. This is especially applicable to older units, since they're often more prone than newer ones to fail. It's best to replace the entire glazed panel in the event of this. You'll then have brand-new windows that will last for a long time.

Scratches

It's not unusual for double glazed windows to be affected by scratches on their surfaces. This could be the result of environmental conditions or even caused by the way the window was originally installed.

Fortunately, the majority of these scratches are superficial and can be repaired with some do-it-yourself home remedies. If your windows are damaged to the point that you can feel them with your fingernail it is best to seek help from a professional to ensure that the glass surface is restored to its original form.

These scratches are caused by objects such as pet nails, tree branches, and cleaning materials which are abrasive rub against the glass of your windows. Usually, scratches can be eliminated using some non-abrasive solutions like iron oxide polishes or cerium oxide, but you will have to continue using until the scratch is not visible anymore.

Scratches can also occur while finishing sanding wood trim close to your windows. They can also occur during construction. They can be difficult to repair, however a little bit of baking soda and water will help smooth out the surface and eliminate any scratches that remain.

For more extensive scratches you can use a metal polish to smooth the area and eliminate the marks. Add a small amount the product to a cotton ball or clean microfibre cloth and gently rub over the affected area in a circular motion. Be careful not to apply too much pressure since this could cause further damage to the glass. Once the area is smoothed, use a moist cloth to remove any remaining polish.

You may want to consider purchasing a non-abrasive glass polish if there is a an incredibly deep scratch that you cannot remove. You can buy this at any DIY store. Follow the instructions on the packaging. You can also use nail polish to cover any scratches on the glass of your window. Be sure to only apply the nail polish only to the area that has been scratched.

Haze

Haze in your double pane window is a sign that the airtight seal between the two panes of glass has deteriorated. This must be fixed as soon as you can so that dirt and moisture don't build up between the glass panes. This can cause damage to the glass and result in an increase in transparency.

There are many solutions to fix haze in your double pane windows. One option is to apply a defogging spray. But, this is only an interim solution. If you want a permanent solution, you must contact an experienced glass company. They can repair the issue or replace gaskets if required.

Another way to get rid of haze in double glazed windows is to drill small holes into the frame of the window using a carbide-tipped drill. You can then put a desiccate bag into these holes and wash the window with rubbing-alcohol. The water will help to clear the haze and clean the window.

It's essential to keep your windows well maintained and regularly cleaned to avoid fogging. This will let you see through the double-panes and enjoy a beautiful view from your backyard or at home. Also, ensuring that your house is ventilated will also be beneficial. This will ensure that any condensation is quickly removed, and not letting it sit and reseal your window.

It is not enough to clean and maintain your windows frequently, but also ensure that they're installed correctly. The installation of your windows must be handled by an experienced glazing company. This will ensure that the gaskets have been installed correctly and ensure a perfect fit. It's a good idea get your windows repaired as quickly as possible before they start showing signs of wearing out. This will prevent costly double pane window repairs.

Typically, insulated double-glazed windows are designed to last for around 20 years. This is because they're designed to withstand all kinds of weather conditions, such as extremely cold temperatures, extreme humidity, heat as well as repeated opening and closing. It is essential to be aware that faulty installation or material can reduce the lifespan of double-glazed windows.