How to Restore Timber Sash Windows in Cambridge

Many homes in Cambridge have sash windows with traditional designs and homeowners are proud of how they look. However, sash windows can become stuck and difficult to open or close. This is often due moisture that can cause the timber to expand.

Traditionally, windows made of box sash used chains, cotton cords or weights made of lead to operate. Modern windows with sash springs are concealed to eliminate this issue.

1. Aesthetics

Unlike PVC-u windows that are made to modular imperial sizes Timber sash windows can be restored to their original sizes. This lets the restoration be in line with modern energy requirements while ensuring compliance with conservation areas regulations. It also provides a window with a far more attractive appearance than uPVC alternatives.

Sliding windows with sash were initially only used in large buildings or public buildings, but this changed when production was less expensive and craftsmen were able to produce larger frames with more glass. By the end of the 18th century, sash windows were the most popular wooden windows cambridge style in British homes. Sash windows were easy to operate and let light in rooms without the use of curtains.

The first windows were made of plain glass, but in the 17th century, sash windows started to become more attractive with coloured glass bars and moulded mullions. They were costly initially, but as glass production became cheaper and more efficient, they were commonplace in many period houses.

In the 19th century, it was possible to make large, sturdy glass that did not require supporting bars. This allowed the frame's size to be increased even further, which gave a better view out of the window. This was an important advancement.

The introduction of the double glazing repairs cambridge-hung sliding sash was another important improvement that was made at the end of the I920s and beginning of the I930s. The double-hung sliding sash was a significant improvement that came about at the end of the I920s and at the beginning of the I930s.

Oak was used in older and more luxurious buildings. A parting bead separates the two sashes and it is vital that it is well maintained to prevent rattles and drafts. It is also essential that sash pulleys and idler wheels are in good working order as they help to operate the window seal repairs.

2. Energy efficiency

Sash windows replaced hinged cases as larger and clearer sheets became available. They were made of plate glass, set within rebated timber frames and secured with glazing sprigs and putty on both sides to make them watertight. This form of glazing gradually replaced led lights.

Sashes were introduced, which resulted in a greater demand for ironmongery. The basic fittings included brass pulleys (and later cast-iron) weights and stoppers for sashes shutter hinges and handles and various fasteners used to fix the sashes. These were often decorated in motifs, inscriptions, and engravings to identify the maker.

Sash windows are energy efficient when they are maintained regularly. Without this maintenance, they can become noisy. Draughts can also be caused by the deterioration of paint and putty. You can fix this problem by using wood-to-timber solutions.

The industry of replacement windows is based on the belief that traditional windows are rotten and beyond economical repair, whereas they can be maintained with a bit of care. However, these repairs can be expensive and involve considerable disruption to the home. Many homeowners decide to replace their windows with PVC-u from a huge "one-stop shop" company for installation. They can take down and replace all windows in an entire house in just one day, avoiding the need to coordinate multiple tradesmen and making the whole process much faster. These windows can be fitted with energy-saving double-glazing to attain higher energy ratings than traditional sash window. Double-glazed windows aren't able to replicate the proportions or section of the sashes made of timber from the past.

3. Security

It is possible to secure windows that are traditional without compromising their style. Ironmongery, such as sash chain, mortice bolts, and sash lock can be used. These can be installed in a way so that the window is able to be opened to allow ventilation and cleaning. They are generally minimal in appearance, as they are designed to complement the sash window. They can be utilized in conjunction with traditional sash-window catchers that must be replaced by more robust versions (such as those incorporating double screws) or spring-loaded levers to minimize the chance of them being hammered open.

Sash-window frames were made from slow-growing deal or, in the more prestigious houses made of oak. Where glazing bars have survived they should be kept, and if it is it is possible, the timber of the cill should be replaced with identical wood. Many PVC-U companies provide a one-stop shop installation service. They can take out and replace windows throughout a house in just one day, without involving other tradespeople.

4. Ventilation

Sash windows were first introduced in the 17th century and allowed for a large amount of light to be absorbed into buildings. At the end of the 18th century, they were adapted to allow more light into rooms, and larger glass repair cambridge panes began to be produced. The result was a lighter appearance and windows with a higher degree of elegance than before.

Sash windows were introduced, which required a new type of ironmongery. The first pulleys were made of wood, later Victorian ones were made of brass or a combination of lead and wood and there were various types of shutter hinges and knobs. These ironmongery pieces should be maintained and cleaned to appreciate their beautiful design.

Timber windows require regular maintenance to keep them in good condition. Inattention to maintenance can lead to:

Sashes that do not move effortlessly.

Holes in the frame which allow water to get in and cause damage and decay.

break down of putty, allowing water penetration, which can lead to decay in the frame and cill.

Steel casement windows became popular in the I920s and I930s due to their strength and slim, and also because they were cheap and matched the trend of healthy living. Studies have shown that softwood sash window are just as effective as PVC-u windows, and may even be more attractive.

The industry of replacement windows did a lot to convince homeowners that their old windows were rotten and drafty. They were also beyond the budget for repair. The reality is that many old timber windows are in good shape and, with minor repairs, could easily be maintained for years to come.

5. Maintenance

Traditional sash windows require regular maintenance and inspection. Inability to maintain it properly could result in broken sash cords, excessive wear on the glazing bars and deterioration of paint and putty. The removal of sashes may also result in structural movements within the frame, which can cause the sash to not close properly. It is also possible for the sash to be stuck or fixed in an open position, which can let water and draughts in the structure.

Damage to timber windows is often caused by moisture infiltration. This can be prevented by thorough painting, periodic repairs, and removing the source of dampness. Wet rot can be identified by the wavy look of the paint, which can be stripped to reveal soft, rotting wood. The sections of timber that are rotten should be carefully removed and the affected part should be snared together or glued together with replacements of the exact kind as the timber that remains. This repair method increases the amount of fabric used in the first place and is one of most non-invasive methods to treat the rot that occurs between timber and timber.

The use of a resin-based wood consolidant is an alternative to traditional sanding and staining. It is brushed onto the surface of the wood to protect it and strengthen it. It is particularly beneficial for the treatment of pulleys and sash cords which help stop breakage.

It is crucial that any old ironmongery such as sash stay and latches are kept and restored rather than replacing them. These items can be very difficult to replace without compromising the the original design. It is also recommended that the use of modern aluminum fittings such as sash lifts and chain stays is avoided whenever feasible as they could cause corrosion and damage to timber frames and sashes.