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Double Glazed Windows Repairs

There are many reasons your double-glazed windows may need repairs such as condensation between panes to drop or sagged frames. Fortunately, a majority of these issues can be fixed.

Try lubricating the hinges, handles, and mechanism of your window or door if it is difficult to open. This is usually a cheap, short-term fix.

Broken Panes

If a window pane is broken and shattered, it loses its insulation and can cause a draft. If the dividing muntins also broken, it could cause moisture to escape between the glass panes resulting in condensation, mold and mildew and making your home less efficient in energy use. It is recommended to hire an expert repair a damaged window to ensure the most effective seal and energy efficiency.

First, you'll need to remove any broken glass. Begin by placing a cheap glass cutter from an hardware store underneath the broken pane. It's recommended to lubricate the cutter with lightweight oil before you begin. This will stop the glass from shattering too easily. The ball-shaped tip of the tool can be used to loosen the fragments. They should be removed fairly quickly.

Scrape any old glazing compound out of the recess of the frame after the glass is removed. This will expose the metal clips and glazier's pins that hold the glass in place. Replace them if there's any corrosion. If the window is made of wood, the glazier points can be reused if still intact.

You'll then need to prepare the surface of the frame for re-glazing. With a caulking gun apply a continuous strip of compound around the inner edge of the recess. Use a high-quality putty like glazier's compound that comes in a cartridge, or a standard compound that comes in a tin. Let it dry before reinstalling the glass. If the frame is made of metal clippings, they must be removed as well. Then, you can install the dividers.

Condensation

Condensation is a frequent issue that double-glazed windows can experience particularly in wintertime. It's usually caused by excessive levels of moisture within your home. Warm air meets cold glass, which condenses into droplets of water. These then collect in the corners or frame of the window. You can prevent this from happening by opening your windows more often and enhancing ventilation by installing extractor fans, and using dehumidifiers. If condensation remains a problem, it's important to contact a professional to get to the root of the issue and fix or replace your windows when required.

It's also important to know that condensation on double-glazed windows can be an indication of a failing seal. The vacuum seal applied at the factory can wear out over time and allow cool air to pass between the panes. This can lead to fogging of the window, and eventually mold growth if not dealt with quickly enough.

For a quick fix to condensation, you can try using a hairdryer to dry up the excess moisture. This is a temporary fix and should only be used as a last alternative. If you allow the condensation to sit for too long, it may cause dampness or mould within your home. This should be dealt with by a professional.

Professionals can reseal double-glazed windows for a better, more durable solution. They'll take off the affected glass pane, clean the gap and pipe hot air into the area to eliminate any moisture. In this process, they'll also check for damage, mildew or mould growth, and then apply a draught-proofing treatment to ensure that your windows are operational and energy efficient again.

Draughts

Rubber seals may wear out in time and create drafts between your two panes. This is typically a simple issue that can be resolved by replacing the gaskets and this will result in a sturdy and airtight seal. This will keep warm air inside your home and cooler air out. You can reduce your energy bills.

Misted double glazing is a sign the seals in your sealed unit (sometimes called a DGU) have blown. The unit is made up of two panes of glass that are separated by the spacer bar to create an insulating space. It is then filled with gas, like argon for example, to make the window airtight. If the seal has blown it will allow water vapour to get into your space through the gap, which will cause condensation between the panes that can't be removed.

Fortunately, this is an easy problem to fix, and the windows can be replaced quickly by specialists who have the appropriate tools and know how to do it properly. The specialist will use tools designed to push the new seals into place and this is normally quicker than trying to do it by hand. These tools feature an edge that can be used to push seals into corners.

In certain situations, a professional may be able to 'reseal' your windows by drilling a small hole in the window and adding an adsorbent material or putty. This is a less expensive option than replacing your double glazing and will still provide you with a air-tight system for draughtproofing.

Faulty Hinges

Misted double glazing is a typical issue that many people face. It may be caused by a damaged seal or a crack in the glass or an issue with the mechanism or frame. It is often possible to correct this issue. This usually involves creating a seal between two glass panes. The new seal will stop condensation, draughts, and leaks from happening.

Contact the company through which you purchased your windows, and inform them of any problems immediately you spot them. Be sure to do this in writing, and request them to confirm that they have received your notification. Having everything in written form will help later on should any disputes arise, because it will be easier to prove that you actually complained.

In some cases, a window repair (it-viking.ch) specialist may be able to drill a hole in your windows to draw moisture out and create the new seal. However, this is generally only a temporary solution and will not stop the return of moisture. In addition, it might be possible to replace the glass unit itself, which will ensure that it is watertight.

Remember that you should only try DIY fixes with the knowledge and skills you have are sufficient. Super glue or other DIY solutions can cause more damage over the long term. If you are unsure of what to do, it's always recommended to seek professional advice. You can locate an expert local to you who can offer double glazing repair by entering your postcode in the search box on Checkatrade. Our traders have all been thoroughly vetted and screened, so you can be sure that they will offer a quality service.

Broken Seals

Double-glazed windows are held in place by window seals or insulation gas. They can be damaged by many factors, such as weather conditions, age and power washing. It is important to know the symptoms and how to fix them.

When a window seal fails it allows humidity to enter between the two glass panes, causing fog. It's a frequent issue and it can also cause the window to look visually disoriented. Once the seal fails, gas like argon as well as other inert gases are emitted from the window, diminishing the glass's insulation capabilities.

A professional Glazier can replace a damaged window seal with a brand new one. However, this can be expensive and may not solve the fog issue completely. Certain companies offer defogging services which include putting a special vacuum pump in the upvc window repairs frame to remove the moisture, leaving the glass free of fog. This method isn't foolproof and does not replace inert gasses, which means that the fog could come back.

A glazier can also replace the entire IGU (insulated glass unit) in the event that it is beyond repair. This is usually the most cost-effective option, and could be a good option in the event you're looking for a long-term solution. It is recommended to choose a company with a guarantee for replacement windows to ensure that any problems are covered. This means that you can be assured that you'll get the maximum value for your investment. You can also avoid this issue by choosing an item of high-quality and following the care guidelines provided by the manufacturer. This will prolong the lifespan of the window and cut down the number of repairs.