How to Repair Double Glazed Windows

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

Double-glazed window repairs require resealing the glass unit that is in use. The misting is a clear indication that the seal has failed and you need to have it fixed.

Damaged Glass

A seal that is airtight is essential for double pane windows to work effectively. The most frequent indication that a seal is not working is when condensation forms between the glass plates. While condensation between glass is not an issue that is serious and can be dealt with, it's typically an indication that the glazing unit is in need of replacement. If you have a double-glazed window that is old, it might be necessary to replace the glass and the frame. If the frame is in good condition, however, you can usually save money by replacing just the glazing.

Glass is fragile and it's not uncommon for double-pane windows to crack as time passes. If the cracks were not caused by mechanical damage or a sudden impact on the window it is possible to repair them by using epoxy and elbow grease. Follow the instructions of the manufacturer and scrub the area of the crack using a wet cotton cloth. Then apply the epoxy to the crack. Allow the epoxy to completely dry before sanding and painting the repaired area.

It's also possible to prevent cracks from spreading with a simple strip of masking tape. One strip of tape on both sides of the damaged area should be enough to stop superficial cracks, like stress cracks that are caused by low temperatures, from escalating. If you're dealing with deeper cracks that have already formed in your glass, it could be better to contact a professional to ensure the security of the repair.

It is risky and difficult to replace a single pane in double-paned windows. Double-paned windows are made as a complete unit and sealed with inert gas in the factory. Therefore, it is impossible to remove only the glass without damaging the window. If you are planning to replace the glass in your double-paned windows select a brand that has a strong warranty.

It's also recommended to cover the window frame with newspaper prior to when you attempt to take off the sash and replace any damaged glass. This will shield you from any glass shards with sharp edges that could fall in the process. It will also prevent any damage to the molding or trim of your home.

Condensation Build-Up

The good fact is that condensation between windows is completely normal. This is due to a difference between the temperatures and humidity of the air. The water vapour in air is condensed when it comes into contact with cold, impenetrable surfaces such as windows. This is usually a great thing during winter because it prevents heat loss.

However, if you're noticing that your windows are looking like they're cloudy, with a film of moisture on them, it's probably the time to contact a professional glazier. This is an indication that the air gap seal between two glass panes has started to degrade and is letting moisture into the window.

You can stop this by using dehumidifiers, enhancing ventilation, or using de-icing agents. There are also companies that will remove excess moisture from double-glazed windows through drilling into the unit and injecting desiccant. This involves removing the sealed unit from the frame and then cleaning each glass pane before refilling the desiccant. This is usually more expensive however, it's essential to ensure that the business you choose is licensed and insured with FENSA.

Be aware that altering your double-glazed windows will cause the windows to be void of any warranties. If you have windows that are covered by a warranty, it is best to notify the company of any problems as they'll be responsible for the replacement of any defective units under warranty. It's best to consult an expert prior to undertaking any DIY repairs. This is particularly relevant for older units since they are often more prone to fail. It is recommended to replace the entire glass panel in case this happens. Then you'll have brand new windows that will last for years.

Scratches

Double glazed windows are not immune to scratches. This could be due to environmental factors, or the manner in which the window repair was put in place.

Most scratches are minor and can be easily fixed with a few simple solutions. If you can feel the scratches on your windows using your fingernail, or when they are very deep, it's best to consult a professional for help in restoring the glass back to its original condition.

These scratches occur when objects like tree branches, pet nails, and cleaning materials which are abrasive rub against the glass of your windows. Often, these scratches can be cleaned with certain non-abrasive products like iron oxide polishes or cerium oxide, but you'll need to continue using until the scratch is not visible anymore.

Scratches can also be caused by sanding the wood trim next to your windows and may occur during construction work. These can be difficult to repair, but a small amount of baking soda mixed with water should help smooth the surface and eliminate any scratches that remain.

Metal polish can be used to get rid of more severe scratches. Apply a small amount to cotton balls or a clean microfibre cloth and gently rub the area in a circular manner. Be cautious not to apply too much pressure since this could cause further damage to the glass. After the area has been smoothed then use a moist cloth to wash away any remaining polish residue.

You may want to consider purchasing a non-abrasive glass polish if you have a deep scratch you cannot get rid of. You can buy this at any DIY retailer. Follow the instructions on the packaging. Alternatively, you can use nail polish to smooth the area and cover any shallow scratches on the glass of your window. Make sure you apply the nail polish only to the area that is scratched.

Haze

Haze in your double pane window indicates that the airtight seal between the two panes of glass has deteriorated. This needs to be fixed as soon as possible so that dirt and moisture don't build up between the glass panes. This could cause damage to the glass and decrease its transparency.

There are a variety of solutions to fix haze in your double pane windows. Make use of a defogging product. However, this is only a temporary solution. If you're looking for a long-lasting solution, seek out a professional glazing company that can repair the problem and replace the gaskets if necessary.

A carbide-tipped tool can be used to make tiny holes into the frame of the window to eliminate haze. You can then put a desiccate bag into these holes, and then wash the window with rubbing alcohol. The water will help to remove the haze off the window and cleanse it.

To prevent fogging, you must maintain your windows and clean them on a regular basis. This will allow you to see through the double-panes and enjoy the stunning view from your home or garden. In addition, ensuring that your home is ventilated is also beneficial. This will ensure that any condensation is quickly removed, instead of letting it sit and then reseal your window.

You should not only clean and maintain your windows regularly and make sure that they are properly installed. The installation of your windows must be carried out by a professional glazing company. This will help to ensure that the gaskets are installed correctly and ensure a tight fit. It is also a good idea to have your windows fixed as soon as you can, before they begin to exhibit signs of wear and tear. This will save you from expensive double pane window repairs.

In general, double glazed insulated windows are built to last around 20 years. This is because they're built to withstand a variety of weather conditions, such as extremely cold temperatures, high heat, humidity and frequent closing and opening. But, it is important to keep in mind that the standard lifespan of double glazing repairs glazed windows may be reduced by poor installation or faulty materials.