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How to Restore Timber Sash Windows in cambridge double glazing

Many homes in cambridge replacement windows feature traditional sash window and the homeowners are proud of their appearance. However, sash windows can get stuck and be difficult to open or close. This is usually due to moisture which can cause the timber to expand.

Traditionally, box sash windows used chains, cotton cords or weights made of lead to operate. Modern sash windows feature hidden springs to overcome this issue.

1. Aesthetics

Timber sash windows, in contrast to PVC-u windows that are made in imperial sizes that are modular, can be reconstructed to their original dimensions. This allows for the restoration of timber sash windows in order to meet current energy requirements and comply with conservation area regulations. It also offers a window that is far superior to the upvc locksmith cambridge options.

Sliding windows with sash were initially only used for large buildings or public buildings. However the production became more affordable and artisans could produce larger frames with greater glass. At the close of the 18th century, sash windows had become the most popular wooden design in British homes. Because they were simple to open, sash windows let light into rooms without curtains.

The first windows were made of plain glass but by the 17th century, sash windows began to become more attractive with coloured glass bars and moulded mullions. They were expensive at first, but as glass production became less expensive and more efficient, they became a common feature in many period houses.

In the 19th century, it was possible to create large, strong glass that did not need support bars. This allowed the frame's size to be enlarged further, which meant more of a view from the window. This was a significant innovation.

Another important improvement was the introduction of the double-hung sliding window at the end of I920s and at the beginning of I930s. The double-hung sliding sash is another important improvement that came into existence at the end of the I920s and beginning of the I930s.

Oak was used for older examples and more prestigious buildings. It is important to maintain the separation bead that separates the sashes. This will stop rattles and draughts. It is also important that sash pulleys and idler wheels are kept in good condition as these help to operate the Bay window repair.

2. Energy efficiency

As larger and clearer sheets of glass became available, sash windows began to replace hinged casements. They were coated with plate glass that was placed within timber frames with rebates and secured with glazing sprigs, and then putty on both sides to make them watertight. This kind of glazing gradually replaced the leaded light bulbs.

The introduction of sashes created an need for a greater variety of ironmongery, with the basic fittings being brass pulleys and lead (and later cast iron) weights, sash stoppers, shutter hinges and knobs as well as a range of fasteners to hold the sashes in place. These were often decorated with motifs, inscriptions, and engraved patterns that identified the maker.

Sash windows can be very energy efficient if they are maintained regularly. If they are not maintained they could become drafty. Draughts can also be caused by the breakdown of paint and putty. This issue can be fixed by using wood-to-timber solutions.

The market for replacement windows cambridge windows is based heavily on the perception that old windows are beyond repair and therefore cannot be maintained economically. However, they can easily be maintained with a bit of attention. However, these repairs can be costly and cause significant disruption to your home. Many homeowners decide to replace their windows using PVC-u from a large "one-stop shop" installation company. They can replace and remove all the windows in a house in a single day, eliminating the need to co-ordinate different tradesmen, making the whole process much more efficient. These windows can be fitted with energy-saving double glazing to get higher energy ratings than traditional windows with sash. However, these double glazing cambridge-glazed units cannot duplicate the proportions and section of traditional timber sashes.

3. Security

Traditional windows can be secured without compromising their appearance. There are many types of ironmongery that can be fitted including sash chains mortice bolts and sash locks. These can be installed in such a way that the window can be open for ventilation and cleaning. They are usually unobtrusive as they are designed to complement sash windows. They can be used alongside traditional sash window catches and are required to be replaced with more robust models (such ones that have double screws) or spring levers to decrease the chance of them being hammered out.

Sash-window frames are usually made from oak or slow-grown deal. When glazing bars have survived they should be kept and where possible, the timber of the cill should be replaced with matching wood. Many PVC-U firms provide a one-stop shop installation service. They can take out and replace windows on a complete home in one day, without involving other tradespeople.

4. Ventilation

Sash windows were introduced in the 17th century and allowed for a large amount of light to enter buildings. By the end 18th century, they had been modified to allow more light could be let into the rooms. Larger glazing panes were also produced. The result was a more light appearance and windows that were more elegant.

The introduction of sash windows also necessitated the creation of a new line of ironmongery. The first pulleys were made of wood, while later Victorian ones were made from brass or a combination of lead and wood, and there were a variety of shutter hinges and knobs. The ironmongery pieces need to be kept clean and preserved in order to appreciate their exquisite design.

Timber windows require careful maintenance to ensure they remain in good order. Lack of regular attention may cause:

sashes that no longer slide easily.

holes in the frame that admit water causing damage and decay.

Water can get into the putty and cause decay to the frame or cause cill.

Steel casement windows became popular in the I920s and I930s because they were sturdy and slim, cost-effective and matched the trend towards healthy living. Research has shown that softwood sash windows are as efficient as PVC-u windows and can even be more attractive.

The replacement window industry has done a great job convincing homeowners that their old windows were rotten and drafty. They were also beyond the budget for repair. However, many older windows made of wood are in good shape and with minor repairs can easily be maintained for years to come.

5. Maintenance

A traditional sash window needs regular maintenance and inspection. Inability to maintain it properly can lead to broken sash cords, excessive wear on the glazing bars and degradation of the paint and putty. The removal of sashes may also result in structural movements within the frame, which can cause the sash not to close properly. The sash could also get stuck in the open position, which allows the water and drafts to enter the property.

Damage to timber windows is usually caused by moisture infiltration. This can be prevented by thorough painting, regular repairs, and removing the source of dampness. Wet rot can be identified by the wavy appearance of the paint that can be stripped to reveal rotting, soft timber. Any rotten sections of timber should be cut out and the affected area should be carefully wrapped or pieced back using replacements made of the same kind of timber as the ones remaining. This method of repair maximizes the amount of original fabric retained and is among the least invasive ways of treating timber-to-timber decay.

The use of a resin-based wood consolidant is an alternative to the traditional method of staining and sanding. The product is brushed on the surface of the wood to protect it and strengthen it. It is particularly useful for treating sash and pulley cords, which can help prevent breakage.

It is essential that any ironmongery from the past like sash stays and latches are kept and restored instead of replacing them. It is difficult to replace these items without compromising their original design. It is also recommended that modern fittings made of aluminium like sashlifts, as well as chainstays, should be avoided since they could cause corrosion and deterioration of timber frames and sashes.