How to Repair Double Glazing

Double-glazed windows are long-lasting and secure, however they do wear out over time. Signs that your double glazing requires repair are a feeling of draught or condensation in between the window panes.

Fogging or condensation between panes typically indicates that the seal binding the glass panes has deteriorated. Resealing can fix this.

Seals

The seals used in double glazing are an essential part of the overall insulation and energy efficiency of windows. They are placed between the glass panes of uPVC frames and provide an airtight shield that helps to keep out wind and rain, drafts and condensation which can cause damp on windows and wall sills. In addition, the window seals help keep warm air inside and cold air out which can significantly reduce heating bills.

It is not uncommon for window seals to develop defects. This is usually due to the weathering process and exposure to harsh elements like high winds, rain, ice and snow. It could also be caused by incorrect installation or the use of chemicals such as paint strippers, which harm the rubber.

If the window seals fail, humidity and moisture could seep through the glass panes and cause fogging or misting. It can affect the insulation properties of the double glazing since it will no longer have the inert gas between the panes, which assists in retaining heat.

It's possible to carry out some DIY double-glazed window seal repair if you are aware of what to look for. However, it's always better to call an expert window repair service to complete the task. They can reseal windows to increase their energy efficiency and insulation properties, and also take out any unattractive condensation between the glass panes.

Many double-glazed windows have a warranty, which means they can be replaced or repaired at no cost to the owner. It's worth checking the paperwork that came with your double glazing or double glazing contact the company you purchased it from to find out if they can offer any assistance. It's also worth looking over your home insurance policy to make sure you're covered for any problems with double glazing. If you have insurance, it's important to make sure that you file your claim as soon as you can in order to avoid any unnecessary expenses. You can also check your local authority's Building Control department for further advice and support.

Glass

Double glazing isn't indestructible and problems may arise. The most common problem is misting. It happens when the seal between two panes fails and moisture accumulates. It is possible to fix misted double glazing without needing to replace the entire window. It is possible to fix it by removing the affected glass, blowing air into the gap, and then creating the seal.

Double glazed windows can be made from a selection of glass. Some are simple, such as mirrors or safety glass that is tempered to enhance its strength and safety characteristics. Other kinds of glass are coated to improve their properties. This could include solar control glass, which reduces glare and blocks heat transfer; extra-clean glass, which is self-cleaning and stain-resistant; and the chromogenic glass, which alters transparency based on temperature.

Some manufacturers also offer high-efficiency double glazed units. These use insulated glass with special films to keep the internal temperatures stable, so heating and cooling systems aren't required to perform as hard to keep the temperature at a comfortable level within your home.

They are typically a more affordable option than replacing windows, and can save you a lot of energy. These units should be maintained correctly since they may lose their effectiveness over time.

The most important thing is to get in touch with the company that you bought your double glazing from when you notice problems. Contact them via phone, and then follow up with a written note or an email. You'll be able to prove that you informed them of your concerns and agreeing to address the problem. This is vital in order to be able to claim any guarantees you may have. Many companies offer 10 or 20-year guarantees, while some give lifetime warranties.

Frame

The frames that support the double glazing are constructed out of plastic and wood, which can be damaged in a variety of ways. Frames that are damaged can allow cold air to enter your home, which will drive up your heating bills. Over time, frames can be twisted and warped. It may be necessary to replace them or at the very least paint them and sand them down to bring them back to their original appearance.

If you have a problem with the frames of your windows it is recommended to contact an expert glazier to help you as they have the skills and equipment required to carry out this type of repair. You can complete some repairs yourself, however it's typically faster and less costly to seek advice from a professional. A qualified glazier can complete the job properly, and you can be reimbursed for any costs.

One common sign that your double glazing needs repair is the appearance of condensation between the glass panes. This is usually a sign that the seal between the glass panes has broken and allowed air to get in. This results in the water level dropping and can make your home feel cold and stale. It is best to fix this in the earliest time possible to avoid further problems.

If the window is not cracked or broken it might not be necessary to replace it. The frame could be in perfect condition, which is why it's more economical to replace the glass in the window.

Many companies will offer the same day service for double glazing repairs, but it is important to understand what you require before you ask for a price. It is not unusual for sales reps to attempt to convince people to buy more expensive repairs than they actually need. It is important to understand what you require, how much it should cost and why you need it in order to spot a high-pressure sales technique.

It is recommended to have your double glazing checked every few years as this will keep them in good condition and prevent problems. It is best to get a quote from a reputable company in case you require repairs to your double glazing. They'll have the expertise and double glazing experience to solve your issue swiftly.

Locks

If you are looking to repair double glazing or you are getting new windows installed, a reliable tradesperson must install a lock to secure your window. As part of the quote the installer will discuss the different locking systems available and the one that best suits you and your local crime rate. Espagnolette is a very popular choice, which uses mushroom-headed bolts that engage behind locking positions on the frame. They are typically used on upvc repairs near me but can also be added to aluminium and wood.

Other locks are designed for limiting the amount of opening the window. If yours is a casement-style window, consider installing a Canzak Window Restriction Cable that functions like the chain lock used for doors and can be secured on either side of the moving part to prevent it from opening too wide. It's also simple to install and one of the few locks that can be used on casements.

A wedge lock with hinges can be used to prevent the lower sash of sash windows from being raised enough to permit an intruder to gain access. Cut a piece of wood the length of the channel used to operate the lower sash. Install it and secure it to the wall.

You can also install a sash or casement lock. These are stronger than latch locks, and are frequently employed together to secure windows. They are situated on the side of windows and can be used on both single and double-hung windows, as well as sliding ones.

There are other ways to make double-glazed windows more secure including adding a shoot bolt locking system with bolts that shoot from both sides of the frame to create an extremely strong lock. They are usually available as an upgrade and are suitable for commercial as well as domestic use.

You should also check that your double glazing installer is accredited by a recognized trade body, like Checkatrade to ensure they have the knowledge and expertise to carry out top-quality work that is in line with their standards.