20 Things You Need To Know About Double Glazed Repair

20 Things You Need To Know About Double Glazed Repair

How to Deal With Double Glazed Repair

It's a good idea have your double-glazed windows checked regularly, especially if notice the frames are expanding or contracting. This will decrease the risk of draughts.

If you notice condensation between the panes, this is an indication that the seal is failing and needs to be replaced. Replacing the seal will not only reduce condensation, but it will also reduce energy costs.

Cracked or broken Panes

Double glazing isn't impervious to damage. It is susceptible to developing problems that could reduce the energy efficiency. Repairing double glazing is a relatively simple process but the right tools and skills are needed to make quality repairs. It is recommended to work with a professional firm to complete the task instead of attempting it yourself.

A broken or cracked window is the most frequent issue for double-glazed windows. This can be a result of a knock or blow to the frame from the outside, or from an attempt to open a window that is stuck shut. Glass can crack or break into pieces based on its size and the force applied to break it.

Repairing a double-glazed glass window that is prone to cracking using a special tape or putty. This will stop the crack from expanding or getting worse. It will stop any water, wind or other elements from entering the home through the cracks.

Another problem that is frequently encountered is condensation in double-glazed windows. This is usually caused by a damaged window seal. It is a natural phenomenon that occurs due to different temperatures and weather conditions, which is why it is essential to ensure that your windows are under warranty before attempting to repair them.

This will usually be covered by the company who supplied you with your double glazing, so it is important to contact them quickly and clearly explain the issue. This should be done in writing instead of via phone or text. Always keep a copy.

If you want to try and fix a window that has become misty by yourself, a popular procedure is to drill through the middle of the affected window. The desiccant will absorb moisture and help to solve the issue. This is a temporary solution and it is recommended you replace your double-glazed units with new ones as soon as you can.

Misted Panes

Double-glazed windows that mist up can be a huge troublesome issue that can cause major disruptions to your home. If you can pinpoint the issue it's fairly easy to fix. Most of the time the issue is due to a problem in the seals that protect the window panes. This allows moisture get into. Poor installation or drainage issues or faulty seals by the window manufacturer could cause this problem.

Standard sealed units consist two glass panes that are sandwiched by an open spacer (shown above). The inside of this spacer bar is perforated. the bars that are used as spacers are filled with a desiccant which is there to absorb any moisture that comes into the unit. The two glass panes will then be sealed, and the entire unit will be filled with gas in order to increase its thermal efficiency.

As you can imagine, if a sealed unit fails, moisture could get between the panes, and this could cause condensation and mist. This will also lead to heating being lost from your home which could lead to an enormous amount of money lost through energy bills.



Repairing a misted glass is a challenging task that shouldn't be attempted by someone who doesn't have a solid understanding in the glazing and construction industries. If you're willing to take on the challenge, it's possible to repair a misted sealed window by putting in moisture-absorbing desiccant into the space between the glass panels.

Bear in mind, though it's only an interim solution. The condensation will likely to return and the process could need to be repeated. It is much more efficient to replace an affected unit. It's also cleaner and faster. Replacements will restore the original insulation of your home, which is not possible through a repair. If you are experiencing misted windows or condensation, we recommend contacting an experienced company that can provide double glazing. In the meantime, you can try making sure your windows are as dry as you can by making sure they're well ventilated and cleaned regularly.

Water Leaks

Double glazed windows shouldn't leak, regardless of whether they're new or old. Leaking windows aren't only an inconvenience, but they could cause significant damage to your home, including mold growth, structural damage and increased heating and cooling expenses. Contact a professional window company as soon you notice a issue.

repair double glazing windows  are an indication that the seals between glass panes aren't working correctly. If you notice condensation between the panes it is a sure indication that the seal on your window has become damaged and water is leaking into the insulation gap between the glass. A small amount of condensation is normal. However should the issue persist and is visible on the exterior or interior of your home, it is time to call a repair service.

Another reason for leaks is the accumulation of water on the bottom of the frame of your window. This can be an indication of blocked drain holes or flashing that isn't properly installed, or an uneven sill. A drainage hole that is blocked is easy to fix by using a coat hanger made of wire to clear the gunk. By using roofing caulk, you can easily fix flashing that isn't working properly. A faulty pitch could be the cause of the window sill sloping to one side. A professional window repair service can identify the cause of the issue and offer an affordable and quick solution.

It is not uncommon for UPVC windows that are older to break or leak. However, it is more cost-effective and efficient to employ a double glazing repair service. They can restore the appearance and function of your windows to the way they were when they were new. They can even replace handles, hinges and locks, if needed. A professional window repair service will also offer a type of warranty for their work, which you would not be able to get if you tried to fix the window yourself.

Difficulty of Opening

If you notice that your windows are getting difficult to open, you must get in touch with the company from which you purchased windows. In most cases, a simple repair can fix the problem. If the issue continues to persist it is possible to look at replacing your windows with more modern. Double-glazed windows with modern designs offer the latest technology to keep your home warm and secure, such as slimline uPVC frames made of aluminium, advanced insulation to stop heat from escaping, as well as innovative security equipment to deter intruders.

Another indication that your double glazing needs repairs is condensation that forms between the panes of glass. This is caused by a failure of the seals that separate the two panes. Inert gas is supposed get into the glass and replace it with moist air, ensuring that your windows stay well-insulated and thermally efficient. If this doesn't happen, the seals might have become damaged or simply broken down in some way, which can occur in the course of time because of changing weather conditions or other causes.

A draft coming from a double-glazed window could be a sign the seals are failing and cold air is leaking in to your home. This could also result in more expensive energy bills as your heating system will need to work harder to keep the temperature of your home stable.

In certain situations a draught may be fixed by lubricating the hinges, handles or mechanisms of your double-glazed doors or windows. It is important to note that this is a temporary solution and you will be required to consult with a professional when the issue persists.

To reduce condensation, you can put in ventilation in your windows and door for reducing condensation, such as air bricks or extractors. It is also recommended to let your double-glazed doors as well as windows to 'breathe,' which is possible by using trickle vents.