The Advanced Guide To Double Glazed Repair

The Advanced Guide To Double Glazed Repair

How to Deal With Double Glazed Repair

It's a good idea have your double-glazed windows inspected regularly, especially if notice the frames are expanding or contracting. This will reduce the chance of drafts.

If you find condensation in between the panes, it is a sign that the seal is failing and has to be replaced. Replacing the seal will not only reduce condensation, but also help to reduce the cost of energy.

Broken or cracked panes

Double glazing isn't indestructible. It can develop faults that can reduce the efficiency of energy. Repairing double-glazing is an simple task, but you will require the proper tools and experience to do it correctly. It is generally recommended to hire a professional company to do the work rather than trying it yourself.

A cracked or broken pane is the most frequent issue with double-glazed windows. A knock or blow from the outside can trigger this, as can an attempt to open a window that is closed. The glass might break or crack into small pieces, based on the size of the crack and the force applied to it.

If the double-glazed window is susceptible to cracking, it can be repaired with a type of putty or tape. This will stop the crack from expanding or becoming worse and it will stop any moisture, wind or other elements from entering your home through the cracks.

Another issue that is common is condensation in double-glazed windows. It is usually the result of a broken window seal. It is a natural occurrence that is caused by different temperatures and weather conditions, therefore it is important to check that your windows are still under warranty prior to attempting to fix them.

This will usually be covered by the company that supplied you with your double glazing, so it is important to contact them promptly and clearly explain the issue. This should be written down, rather than by text or phone. Always keep the original.

If you want to try and repair a misted window yourself, a typical procedure is to drill through the middle of the damaged pane. The desiccant absorbs any moisture and will help solve the issue. This is a temporary solution and it is recommended you replace your double-glazed units with new ones as soon as possible.

Misty Panes

If double-glazed windows begin fogging up, it can be a real trouble and can cause major disruption in your home. If you can pinpoint the issue it's easy to repair. In most cases the issue is due to a problem in the seals that separate your window panes. This allows moisture get into. This could be due to inadequate installation, drainage issues or even faulty seals from the window manufacturer.

Standard sealed units comprise of two glass panes, with a hollow spacer bar inserted between them (shown in the above image). The face of the spacer bar is perforated. the bars are filled with a desiccant, which helps to absorb any moisture that is absorbed into the unit. The two glass panes will be sealed, and the entire unit will be injected with gas to increase its thermal efficiency.

As you can see, if the seal is damaged, moisture may be trapped between the panes, causing condensation and mist. This could also result in the heat from your home being lost which can add up to an enormous amount of money lost through energy costs.

However, fixing a misted double glazing window isn't easy and isn't something that should be attempted by anyone who doesn't have the necessary knowledge of the construction industry. However, if you're prepared to take on the challenge then it is possible to repair the misted seal by putting moisture-absorbing desiccant to the gap between the glass panes.

Be aware that this is a temporary fix and the condensation might be back. The process will have to be repeated. It's much more effective to replace a misted unit. It's also quicker and more clean. A replacement will also help restore the original insulation of your property which isn't possible in a repair. If you're experiencing misty windows or condensation, we recommend contacting an established company that provides double glazing. While you wait, keep your windows as clean and dry as possible.

Water Leaks

Double glazed windows shouldn't leak, whether they are new or old. Leaking windows aren't only an inconvenience, but they could cause significant damage to your home including mold development, structural damage and increased heating and cooling costs. Contact a professional window company as soon as you suspect that there is a issue.

Window leaks are usually an indication of a problem with the seals between panes of glass. If you notice condensation between the panes this is a sure sign that the seal on your window has been damaged and that moisture is getting into the insulation gap between the glass. A small amount of condensation is normal. However when the issue persists and appears on your home's exterior or interior, it is time to call in a repair service.

Water accumulating at the bottom of your window frame is a common reason for leaks. This can be a sign of drainage holes that are blocked, improper flashing or an unbalanced sill. It is simple to clean out a clogged drain hole using a coat hanger. By using roofing caulk, it is easy to repair flashing that is not properly installed. If the window sill slopes to one side it may be due to an improper pitch. A professional window repair service can identify the cause of the problem and provide an affordable, fast solution.

While it is not uncommon for old UPVC windows to fail or leak however, it is more efficient and cost-effective to get a professional double glazed repair service. They can bring your windows' appearance and functionality to what they were when they first were introduced. They can also replace hinges and locks and handles if needed. Professional window repair firms will give you a guarantee on their work.  double glazing windows repairs  wouldn't get this if you attempted to fix windows yourself.

Difficulty of Opening

If you find that your windows are getting harder to open, you should contact the company from which you purchased them. Most of the time, the problem is fixable with an easy fix. If the issue continues to persist then you should think about replacing your windows with more modern. Double-glazed windows are available with state-of-the-art features that will keep your home warm and secure, such as slimline uPVC or aluminium frames, advanced insulation to stop heat from escaping, as well as innovative security equipment to keep out intruders.

Condensation in the glass panes is a common indication that double glazing needs repair. This is caused by an issue with the seals which separate the two panes. Inert gas is supposed to get into the glass and replace it with moist air, ensuring that your windows remain airtight and thermally efficient. If this isn't the case, the seals may have become less effective in the course of time due to weather changes or other factors.

A draught coming from the double-glazed windows is also a common sign that the seals have failed, indicating that cold air is getting into your home. This can also lead to higher energy costs, since your heating system will need to work harder to keep the temperature in your home in a stable state.


In certain cases, a draught may be resolved by lubricating the hinges, handles, or mechanisms on double-glazed windows or doors. However, it is important to keep in mind that this is only temporary fix. If the problem persists, you will need to call in the experts.

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