How to Restore Timber Sash Windows in Cambridge

Many homes in Cambridge have traditional sash windows and homeowners are proud of how they look. 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.

Box sash windows were traditionally operated using chains or cotton cords as well as lead weights. Modern window springs for sash windows are concealed to solve this problem.

1. Aesthetics

In contrast to PVC-u windows, which are manufactured according to the modular imperial size the timber sash windows are able to be restored to their original dimensions. This allows the restoration to meet modern day energy requirements while complying with conservation area regulations. It also gives a window with a far superior appearance than upvc locksmith cambridge (full report) alternatives.

Sliding windows with sash were initially only used for large buildings or public buildings. However, this changed when production became less expensive and craftsmen could produce larger frames with larger glass. In the late 18th century windows made of sash were the predominant wooden sliding doors cambridge design in most British homes. Sash windows were simple to operate and allowed light to enter rooms without the use of curtains.

Early windows were simple glass but by the 17th century, sash windows were becoming more attractive with coloured glass bars and moulded mullions. They were expensive initially, but as glass production became less expensive and more efficient, they became commonplace in many historic homes.

By the 19th century it was possible to make large, strong glass that didn't require support bars. This allowed for the frame to be made larger which, in turn, provided the viewer a better view. This was a significant innovation.

The introduction of the double-hung sliding sash was another important improvement that occurred in the I920s and at the beginning of the I930s. The double-hung sliding sash was another important improvement that was made at the end of the I920s, and at the beginning of the I930s.

Oak was used in older and more luxurious buildings. A split bead divides the two sashes and it is essential that it is well maintained to prevent rattles and draughts. It is also important that sash pulleys and idler wheels are kept in good condition as these help to operate the window supplier cambridge.

2. Energy efficiency

Sash windows replaced hinged cases as clearer and larger sheets were made available. They were coated with plate glass that was set in timber frames with rebates and then pinned with glazing sprigs, with putty on both sides to create a watertight seal. This type of glazing gradually superseded led lights.

Sashes were introduced, which resulted in a greater demand for ironmongery. The most common fittings included brass pulleys (and later cast-iron) weights, sash stoppers, shutter hinges and handles and a variety of fasteners used to secure the sashes. These were often decorated with motifs, inscriptions, and designs that were engraved to identify the maker.

Sash windows can be extremely energy-efficient with regular maintenance. But, if you don't maintain them, they may become drafty and let in cold air. Paint and putty may cause draughts. This can be remedied by using proprietary wood-to-timber repair products.

The replacement window industry relies heavily on the perception that older 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 expensive and involve substantial disruption to the home. Many homeowners decide to replace their windows using PVC-u from a huge 'one-stop shop' installation company. They can take down and replace all the windows in a house within a single day, avoiding the need to coordinate multiple tradesmen, making the whole process much quicker. These windows can be fitted with energy-saving double glazing to get higher energy ratings than the traditional windows with sash. These double-glazed windows aren't capable of resembling the proportions or section of historic timber sashes.

3. Security

Traditional windows can be secured without compromising their appearance. Ironmongery such as sash chain, mortice bolts and sash locks can be used. They can be positioned in a way so that the window repair specialists can be opened for ventilation and cleaning. These are typically not noticeable, since they are designed to match the sash window. They can be used with traditional sash window catch. They are best replaced with more robust models, such as those that incorporate double screws, or sprung levers to decrease the possibility of being hammered.

Sash-window frames are usually made of oak or slow-grown deal. If glazing bars have survived, they should be kept and, if possible, the timber of the cill should be replaced with matching wood. Many PVC-u firms offer a one-stop shop installation service. They can remove and replace windows on an entire house in just one day, without involving other tradespeople.

4. Ventilation

Sash windows were introduced in the 17th century and allowed for a significant amount of light to be absorbed into buildings. In the 18th century, they were modified to allow more light could be let into rooms. Larger glass panes were also made. The result was a lighter appearance and windows that had a higher level of elegance than they had before.

The introduction of sash windows also required the creation of a new line of ironmongery. Early pulleys could be made out of wood. Later Victorian ones were made of brass or a mix of wood and lead. There were also different kinds of knobs and shutter hinges. These ironmongery pieces must be maintained and cleaned to appreciate their exquisite design.

To ensure they remain in good condition, timber windows need to be maintained. A lack of regular attention could lead to:

Sashes that don't slide smoothly.

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

The putty can be soaked by water and cause decay to the frame or the cill.

In the I920s and the I930s steel casement windows grew in popularity due to their strength slim and inexpensive and were in line with the trend for healthy living. Studies have shown that softwood sash window are just as efficient as PVC-u windows, and may even be more attractive.

The window replacement industry did a lot to convince homeowners that their old windows were rotten drafty, noisy and beyond repair. Many old timber windows can be repaired and used for many more years with minor repairs to upvc doors.

5. Maintenance

A traditional sash window repair near me requires regular maintenance and inspection. If you fail to maintain your sash window, it could lead to the sash cords breaking and the glazing bars wearing out excessively. It can also cause paint and putty to degrade. The removal of the sashes could also result in structural shifts within the frame, which causes the sash to be misaligned and in a position that it is not able to close properly. The sash may also become stuck in an open position, allowing the water and drafts to enter the building.

Moisture penetration is a common cause of damage to windows made of timber. This can be prevented with thorough painting, periodic repairs, and removing the cause of dampness. The paint can be removed to expose the soft, rotting wood. The sections that are rotting must be removed with care and the affected area should be scarfed together or pieced together with replacements of the exact nature as the rest of the timber. This method of repair maximises the amount of original fabric retained and is one of the least invasive ways of treating decay caused by timber.

A wood condenser that is based on resin is a viable alternative to traditional staining or sanding. It is brushed onto the surface of the wood to protect it and stabilise it. It is particularly useful for the treatment of pulley cords and sash which can help prevent breakage.

It is crucial to restore and not replace any old ironmongery, like sash latches and stays. It is difficult to replace these items without compromising their original design. It is also recommended that the use of modern aluminium fittings like chain stays and sash lifts is avoided whenever possible since they can cause corrosion and damage to frames and sashes made of timber.