Double Glazed Windows Repairs

There are many reasons why your double-glazed windows could require repair, from condensation between panes, to dropping or sagging frames. Thankfully, most of these issues can be resolved.

Try to lubricate the hinges, handles and mechanisms of your window or door if it is difficult to open. This is usually a cheap temporary fix.

Broken Panes

If a window pane is broken it loses its insulation and may cause drafts. If the muntins that divide the glass panes also broken, moisture can be leaking between them, causing condensation or mildew, or mould. This will make your home less energy efficient. It is best to have a professional repair the damaged window to ensure the best seal and energy efficiency.

First, you'll need to take out any broken glass. Start by placing a low-cost glass cutter in a hardware store under the broken pane. Before you start, grease the cutter of this tool with a light oil. This will stop the glass from shattering too easily. The ball-shaped tip of the tool can be used to break the fragments. They should come off fairly quickly.

Once the glass is removed, scrape away any old glazing compound from the recess of the frame. This will expose the glazier's clips and pins that hold the glass in place. If there's any indication of corrosion, these clips should be replaced with new ones. If the window is wooden the glazier's points could be used again if they're in good condition.

The remaining frame will need to be prepared to allow the re-glazing. Apply a continuous strip of compound to the recess using a caulking tool. Make use of a premium putty, such as glazier’s compound in a cartridge. Let it dry before installing the glass. Reinstall the metal clips, if they are attached to the frame. Install the dividers.

Condensation

Condensation is a concern for double-glazed windows, especially during the winter. It is typically caused by excessive levels of moisture within your home. Warm air collides with cold glass, which condenses into droplets of water. These then collect in the corners or frames of the window. It can be prevented by opening your windows more often and enhancing ventilation with extractor fans and running dehumidifiers to lower the moisture levels. If condensation remains an issue, it's best to call in an expert to determine the root of the issue and repair or replace your windows if required.

It's also important to note that condensation on double-glazed windows can actually be an indication of a failing seal. The seal that is applied by the factory could wear away over time and allow cool air to pass between the panes. This could cause the window to get smudged and then develop mold if it is not addressed immediately.

A hairdryer can be used as a quick solution to eliminate excess moisture. However, this is only a short-term solution and should be only used as a last option. If you allow the condensation to sit for too long, it could cause dampness or mould within your home. This should be dealt with by a professional.

As a long-term solution, you can have your double-glazed windows resealed by experts. They'll remove the affected pane of glass, then clean the gap and pipe in hot air to evaporate any lingering moisture. In this process, they'll examine for any the presence of mildew, mold or damage growth and carry out a draught-proofing treatment to ensure your windows are fully efficient and energy efficient again.

Draughts

The rubber seals wear out over time and cause drafts between the two panes. It's an easy fix to replace the gaskets which will create an airtight seal. This will keep warm air in your home, and the colder air outside, saving you money on your energy bills.

Misted double glazing indicates that the seals inside the sealed unit (sometimes called a DGU) have blown. The unit is comprised of two panes of argon-filled glass separated by a spacer to form an airtight window. If the seal has blown it will allow water vapour to enter your room through the gap, creating condensation between the panes that can't be removed.

This is a simple issue to repair and windows can be swiftly replaced by specialists with the proper tools. The professional will employ an instrument designed to push the new seals in place and is generally faster than trying to do it manually. These tools also come with a pointed end which can be useful for pushing seals into the corners.

A professional may be able'reseal your windows by drilling a small gap in the window repairs Wimbledon, and then adding a desiccant or putty. This could be a more cost-effective solution than replacements and will provide a reliable draught-proofing solution for your double glazing.

Faulty Hinges

Many people have encountered misted double-glazing. It can be caused by a damaged seal or crack in the glass or an issue with the mechanism or frame. The good thing is that this can be easily fixed. This typically involves creating a seal between the two glass panes. The new seal will prevent leaks, condensation and draughts from happening.

You should contact the company from whom you purchased your windows and tell them of any issues when you spot them. You should notify the company in writing and ask for confirmation that they received your notification. Making sure that everything is in writing will help later on should any disputes arise, since it will be easier to prove that you did complain.

A window repair specialist may drill the gap between your windows in order to eliminate moisture and make a seal. This is a temporary fix that won't stop the return of moisture. It might also be possible to replace just the glass, which would make it watertight.

Remember that you should only try DIY fixes with the knowledge and skills you have are adequate. Utilizing super glue or any other type of DIY solution can cause more harm in the long in the long run. If you are unsure of what to do, it's always recommended to seek professional advice. You can find an expert in your area who can provide double glazing repair by entering your postcode in the search box on Checkatrade. All of our tradespeople are thoroughly vetted and checked which means you can rely on them to provide a high-quality service.

Broken Seals

Double-glazed windows are secured by seals on windows or gas. They can be damaged by many factors, such as weather conditions, age and power washing. It is crucial to be aware of the signs and how to fix them.

When a window seal breaks it allows moisture to seep in between the two glass panes, causing fog. This is a common issue, and can cause the window to look visually distorted. Once the seal fails, any argon or other inert gas is removed from the glass, thereby decreasing its insulation properties.

A damaged window seal can be repaired by replacing it with a the new one by a professional glazier. This can be costly and may not completely solve the fog issue. Some companies offer defogging, which involves placing an air pump inside the window frame in order to remove moisture and make the glass clear. However this method isn't foolproof and doesn't replace any inert gases, meaning that the fog can come back.

If the IGU (insulated unit) is beyond repair, a glazier may replace it. This is typically the most cost-effective solution and is a great option in the event you're seeking a long-term solution. But, it's best to select a company that has a warranty on replacement windows to ensure that any problems are covered. You can be sure that your investment will provide the best results. Alternately, you can attempt to avoid this issue by choosing a high-quality window and following the manufacturer's care instructions. This will extend the life of your window and reduce the need for repairs.