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7 Things About Repairing Double Glazing You'll Kick Yourself For Not Knowing
How to Go About Repairing Double Glazing Windows

Double glazing windows often come with warranties that protect them for up to 20 years. If you find problems, you should check with the company you purchased the windows from to determine what their policy is on repairs.

Repairing your double glazing could be simple in some cases. Here are the most common issues and the best way to repair them.

Broken Glass

Double pane windows rely on an air-tight seal to keep the outer and inner glass together. It is difficult to take out a broken glass pane without damaging the frame. This kind of damage could cause the loss of energy efficiency which is why it is essential to repair the crack as quickly and properly.

Fortunately, repairing cracked glass in double glazing windows is a simple task that can be completed at home with some tools and materials. To start, remove any loose bits of broken glass from the frame. Wear protective gloves as broken glass can contain dangerous shards. After the broken glass has been removed, wipe the frame of the frame using a rag dampened with acetone or rubbing alcohol to get rid of any residue left behind by the glue used to fix the broken glass to the window frame.

Remove any remaining glazing points using the putty blade. Once all glazing points are removed, clean the backside and l-shaped space of the window frame. Finally, prepare for the installation of a new pane of glass by cleaning the old glass and the new frame using the use of a wire brush. After the glass and frame are clean, a bit of glazier's putty may be applied to the edge of the new pane to keep it in position against the frame and seal the gap between the frames.

Some windows utilize vinyl, wood or aluminum stops to hold the glass instead of glaziers' points. If your double-glazed windows are of this kind, you will need to use a utility knife to cut through the tape on both sides to take the stop from the frame, without destroying it. After the stop has been removed, you can apply a strong-hold strip to the surface of the new pane of window to avoid further damage.

Leaking Seals

If your double-glazed windows are leaking, the seals around the frame have probably failed. This is a serious problem because it means that all the thermally insulating gas has escaped out and the window is not performing as efficiently. This can result in expensive heating bills as your windows will not be as effective as they once were.

There are a few warning signs to be aware of to prevent a draughty window from developing. If you notice that your windows are noisy even when they're closed, it could be because the seal has broken and needs to be replaced. You may also notice condensation forming on the glass, which is another sign that seals are failing.

To stop drafts, just replace the seals on the frames. This is a challenging task that requires special tools to ensure that the window is not damaged glass. It is recommended that you contact a professional glazing company to get this job done in order to be able to use deglazing tools to take off the old seals without damaging the glass.

In certain cases it is possible to fix your leaky double glazed windows by using silicone putty to cover the gaps. This isn't the best solution as it does not have good heat resistance and is susceptible to leaks in the future. It is worth trying, if there are no other options available.

Rubber seals around double-glazed windows may fail over time. This can be due to age, environmental conditions or the way the windows are put in place. It is essential to replace the seals as soon as you can so that your double-glazed windows remain the same as they were when they first came out.


Double glazing that isn't working properly is usually spotted by a drafty double-glazed window. A draught will likely be felt at the edges of the frame where it joins with the brickwork or the surrounding wall. This is because the seal has failed, allowing air seep through. In certain cases this may result in damp patches appearing on walls, although this is less common.

Condensation

Double-glazing windows are an excellent option for homeowners who want to reduce their energy costs and increase the insulation of their home. However, despite being durable and long-lasting, they require regular maintenance from time to the point.

click for source that double glazed windows experience is condensation. Condensation is usually the first indication that the window seal has failed. If condensation isn't dealt with immediately, it can lead mold growth, and possibly wood decay.

Condensation is usually seen in the morning when temperatures rise and humidity levels rise that causes condensation to form on cold surfaces. This is the case for your windows. It's not a major problem, but you should wipe off any visible condensation as fast as possible to prevent it from forming.

But it's not always a sign of a failing seal and there are other reasons your double glazed windows could be leaking. Over time the seals made of rubber in windows with double glazing can become worn. They may eventually break, which can depressurise the air gap between your glass panes. If you observe signs of misting or condensation, it is important to get your double-glazed windows fixed immediately.

To repair a double-glazed window that has condensation, a tradesman will remove the affected pane, before placing it back in place and then running hot air through the gap to remove any moisture that may still remain. They will then apply an additional seal to ensure that the gap is airtight and working exactly as it should.

Repairing your double-glazed windows can be a cheaper alternative than purchasing and installing brand new windows. But it's also important to find a reputable tradesman to do the work. Checkatrade helps by supplying you with local, vetted and checked tradesmen who are skilled in doing double glazing repairs. All you have to do is type in your postcode and the type of tradesman you need to get a list results.

Frame Damage

It's possible that one the seals in your frame has broken when you hear crackling noises or other strange sounds coming from the double-glazed windows. The seals keep cold water out of the gaps between the glass panes. It is essential to replace them as soon as possible to prevent moisture from getting into your home.

Fractures that crack could be caused by general wear and tear or due to injuries sustained by impact, for example when children or pets play. Often this can be remedied with a simple fix, like using silicone to fill the gap or sanding the area. However, more severe damage could require the installation of new window frames, which is not something you should take on yourself unless you are a competent tradesman.

Another issue with double glazing is that it becomes difficult to open and close. This can be a result of the accumulation of dirt or dust that has gotten stuck in the track or it could be a sign that there is a structural issue, such as the sash bending or warping frame. This can be easily fixed by using a bit of elbow grease and a gentle nudge, depending on the degree of the damage.

Moisture that enters through damaged double glazed windows could cause dampness in your home, as well as mould and condensation. The warm air inside your home is more likely to retain moisture than cooler air outside, and so it will get trapped on surfaces like double glazing or single-glazed windows that aren't properly sealed.

The good part is that you can repair these issues, and it will often be cheaper than replacing your entire window. Double glazing problems are usually covered by a warranty, usually for a period of 10 to 20 years and some companies even offer lifetime warranties. Be sure to verify your warranty before you begin work. Always contact your company by email or letter instead of text message. This will allow you to follow-up on any issues that might arise.

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