Double-glazed windows are strong and secure, but they tend to wear out over time. The signs that your double glazing needs repair include the feeling of draught or condensation in between the windowspanes.
Fogging or condensation between the panes typically indicates that the seal binding the glass panes has been broken. This can be fixed by the reseal.
Seals
Seals are an essential part of double glazing because they boost the efficiency of energy and insulation of the windows. Located between the glass panes and uPVC frames they provide a vital airtight barrier which helps to keep out wind, rain, drafts, and condensation which can cause damp on walls and windowsills. Window seals also help keep cold and warm air separated, which could reduce heating costs.
It is not unusual for window seals to suffer from defects. This usually happens due to exposure to harsh weather conditions and harsh elements such as high winds, rain and snow. It could also be caused by improper installation or chemical substances like paint strippers which damage the rubber.
If the window seals fail, it could result in moisture and humidity may seep through the glass panes and cause fogging or misting of the windows. Double glazing can lose its insulating properties when the inert gases that are between the panes is no longer present.
It is possible to do some DIY double-glazed window seal repair if you know what to look for. But, it's best to contact a professional window repair company to complete the task. They can reseal the windows to restore their insulating and energy efficient properties and also remove any unsightly condensation that has accumulated between the glass panes.
Many double-glazed windows come with a warranty that means they can be repaired or replaced without cost to the owner. Review the warranty documents that came with your double glazing or contact the company from which you bought it to find out whether there is any assistance available. Check your home insurance policy for coverage in the event of issues with double glazing. If you have insurance, it's important to make claims promptly to avoid paying unnecessary expenses. You can also contact the Building Control Department of your local authority for assistance and advice.
Glass
Double glazing isn't unbreakable and issues with it can arise. The most frequent issue is misting, which occurs when the seal between two panes is broken and moisture collects. It is possible to repair misted double glazing, without having to replace the entire window. The process of repairing it involves removing the damaged pane, blowing air through the gap to eliminate any moisture that remains, and then creating an entirely new seal.

Double glazed windows can be constructed from a range of glass. Some are plain, such as mirrors, or safety glass, which is tempered to enhance its strength and safety properties. Other kinds of glass are coated to improve their properties. This can include solar control glass that reduces glare and prevents heat transfer; extra clean glass, which is self-cleaning and stain-resistant; and the chromogenic glass, which alters transparency according to temperature.
Some manufacturers also make high-efficiency double-glazed units. These units make use of glass that is insulated and specially formulated films to maintain the internal temperature so that cooling and heating systems don't have to work as hard.
In most cases, they are a cheaper option than replacement windows and offer excellent energy savings. These units should be maintained properly since they may lose their effectiveness as time passes.
The most important thing to do is get in touch with the company you bought your double glazing from immediately you spot problems. Contact them by phone, and then follow up by writing a letter or an email. You'll have proof of notifying them and agreeing to correct the issue. If you're looking to claim any warranty it is essential to do this. Many companies offer 10 or 20-year guarantees, and some give lifetime warranties.
Frame
The frames that hold the double glazing are made from materials such as wood and plastic which can be damaged in many ways. Fragments that are damaged could allow cold air to enter your home, which can increase your heating bills. Frames can also get damaged, warped, or discolored over time. They may need to be replaced or at a minimum painted and sanded to restore them.
If you have a problem with the frames of your windows, it is recommended to contact a glazier for assistance since they have the experience and tools needed to complete this kind of repair. You can complete some repairs on your own, but it's usually quicker and cheaper to seek professional advice. A qualified glazier who is trained to complete the work will ensure that the repair is done properly and that you are able to get reimbursement for any costs.
One of the most common signs that your double glazing needs repair is the appearance of condensation in between the glass panes. This usually indicates that the seal between the glass panes has failed allowing air to get. This causes the moisture to drop and can make your home feel cold and stale. This should be repaired as soon as you can to avoid any future issues.
It is not always necessary to replace the entire window as long as it hasn't been damaged or cracked. The frame could be in excellent condition, so it is more cost-effective to replace the glass inside the window.
Many companies provide same-day double glazing repair services, but you must be aware of the requirements you have before making a request for a quote. It is not uncommon for sales reps to attempt to convince people to purchase more expensive repairs than they actually need. It is important to know exactly what you are looking for, what you'll need to spend and why. This will help you recognize sales techniques that are high-pressure.
Double-glazing should be examined every couple of years to make sure they are in good condition and to avoid problems. If you need repairs it is best to contact a reputable company for a quote as they will have the knowledge and experience needed to resolve your issues quickly and efficiently.
Locks
A trustworthy tradesperson will install a window lock, whether you are installing new windows or repairing double glazing. As part of your quote the installer will discuss the different locking systems available and the one that best fits your needs and local crime rate. A popular option is an Espagnolette system which has bolts with a mushroom head that are positioned behind locking points on the frame. They are typically used on uPVC but can also be used on aluminum and wood.
Other locks are designed to limit the amount a window can open. Consider installing double glazing repairs on your casement window. double glazing near me functions as a door chain lock that can be installed either side of the opening to prevent it from opening up too far. It is also easy to install and is among the few locks that work with casements.
For sash windows with hinges, a hinged wedge lock is a simple solution to prevent the lower sash from lowering enough to let an intruder inside. Cut an sash of wood that is the length of the channel that is used to operate the lower sash. Install it and fix it to the wall.
You can also add an sash or a casement lock. They are more durable than latch locks, and are frequently employed together to secure windows. They are usually located on the side of a window and can be used on double and single hung windows, as well sliding windows.
There are other ways to make your double glazed windows more secure. One option is to add a shoot bolt locking system that includes bolts that are shot from both ends of the frame to create a robust lock. They are typically offered as an upgrade and are suitable for domestic and commercial use.
You should also check that your double glazing installer is accredited by a reputable trade body, like Checkatrade to ensure that they have the expertise and knowledge to complete top-quality work that is in line with their requirements.