5 Killer Quora Answers On Sash Windows Cambridge
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 get stuck and be difficult to open or close. This is often due moisture which can cause the timber to expand.
Box sash windows were previously operated with chains, cotton cords and weights made of lead. Modern sash windows come with hidden springs to overcome this problem.
1. Aesthetics
Contrary to PVC-u windows which are constructed according to the modular imperial size Timber sash windows can be restored to their original sizes. This allows the restoration to meet modern day energy requirements while complying with conservation area regulations. It also provides a window that is far superior to the uPVC alternatives.
Sliding sash windows were originally only found in large buildings or public buildings, though this changed as production became cheaper and craftsmen could create larger frames using more glass. By the late 18th century windows made of sash were the predominant wooden style in a majority of British homes. Since they were easy to open, sash windows let light into rooms without curtains.
Early windows were plain glass, but by the 17th century, sash windows started to become more decorative, with coloured glazing bars and moulded mullions. These were very expensive at the time but as glass production improved and cheaper they were a common feature in many of the period homes.
In the 19th century, it was possible to create large, strong glasses that didn't require supporting bars. This allowed the frame's size to be increased even more, which in turn allowed for a wider view from the window. This was a significant advancement.
The introduction of the double-hung sliding sash is another important improvement that occurred at the end of the I920s and beginning of the I930s. This allowed both the upper and lower sash to be opened simultaneously, and allowed for better ventilation to the building.
The most commonly used kind of sash is made from slow-growing deal (pine) but oak was utilized in more luxurious buildings and in earlier examples. It is essential to keep the separation bead that divides the sashes. This will prevent rattles and draughts. The idler wheels, sash pulleys and sash rollers are also crucial for the proper operation of the window.
2. Energy efficiency
As clearer and larger sheets of glass became available, sash windows started replacing hinged casements. They were coated with plate glass that was placed within timber frames with rebates and pinned in place using glazing sprigs and putty on both sides to create a watertight door seal repair near me. This type of glass gradually replaced leaded lights.
The introduction of sashes led to a need for a much wider range of ironmongery, with the basic fittings being brass pulleys and lead (and later cast iron) weights, sash stoppers shutter hinges and knobs, and a range of fasteners that secured the sashes in place. They were often decorated with motifs, inscriptions and engraved patterns that identified the maker.
Sash windows can be extremely energy-efficient with regular maintenance. However, if they are not maintained, they may become drafty and let in cold air. Draughts can also result from the degeneration of putty and paint. This can be remedied by making use of wood-to-timber repair tools that are proprietary.
The market for replacement windows rests on the belief that old windows are damaged and beyond economical repair, while they can be maintained with a bit of care. However, repairs to these windows can be costly and cause significant disruption to your home. Many homeowners decide to replace their windows with PVC-u from a large 'one-stop shop' installation company. They can replace all windows in a home in a single day, saving time and avoiding the need for various tradesmen to coordinate. They are also available with 'energy saving' double-glazing to get more energy efficient ratings than traditional windows made of sash. However these double-glazed units are unable to reproduce the proportions and section of the sashes made of timber from the past.
3. Security
It is possible to secure traditional windows without compromising their style. Ironmongery, such as mortice bolts, sash chain, and sash lock can be used. These can be installed in a way so that the window can still be opened for ventilation and cleaning. These windows are typically not noticeable since they are designed to work with sash windows. They can be used in conjunction with traditional sash window catch. They are best replaced with more robust models, such as those with double screws, or sprung levers, to minimize the chance of being hit with hammers.
Sash-window frames are usually made of oak or slow-grown deal. Where glazing bars have survived they should be preserved, and, if it is possible, the timber of the cill should be replaced with the same wood. Many PVC-u firms offer a one-stop shop installation service. They can take out and replace windows on an entire home in a single day, without involving any other tradespeople.
4. ventilation repair cambridgeshire
When sash windows were first introduced in the 17th century, they allowed a large amount of light into buildings. At the end of the 18th century, they were altered to allow even more light into rooms and bigger glazing panes started to be produced. The result was a much lighter appearance and windows with a greater quality of design than before.
The introduction of sash windows also required an entirely new range of ironmongery. Early pulleys were made out of wood. Later Victorian ones were made of brass or a combination of wood and lead. There were also a variety of kinds of knobs and shutter hinges. Ironmongery elements must be maintained and cleaned so that the quality of their design can be appreciated.
To keep them in good condition, timber windows require regular maintenance. Lack of attention to them regularly can lead to:
Sashes that do not slide easily.
Holes in the frame that allow water to get in and cause decay and damage.
break down of putty, allowing water penetration that could cause decay in the frame and cill.
Steel casement windows gained popularity in the I920s & I930s because they were sturdy and slim, and also because they were cheap and complemented the trend for healthy living. However, research has shown that traditional softwood sash windows can be just as thermally efficient as double-glazed Windows Cambridge made of PVC-u, and can be more attractive than the modern sleek design of aluminium casement windows cambridge windows.
The replacement window industry has made a significant effort to convince homeowners that their windows are rotten, draughty and beyond repair. Many older timber windows can be repaired and utilized for a longer period with minor repairs to upvc doors.
5. Maintenance
The traditional sash windows require regular maintenance and inspection. If you fail to maintain your window's sash, it could lead to the sash cords breaking and the glazing bars wearing out excessively. It can also cause paint and putty deteriorate. The removal of sashes can also result in structural movement within the frame, which can cause the sash to not close correctly. It is also possible for the sash to be stuck or slammed into an open position, which can let water and draughts into the structure.
Moisture penetration is a common cause of damage to timber windows. This can be avoided by regular maintenance by thorough painting and eliminating the cause of dampness. The paint can be removed to reveal the soft, rotting wood. Any rotten timber sections should be cut off and the affected area should be carefully scarfed or pieced in using replacements made from the same kind of timber as the ones that remain. This method of repair increases the amount original fabric and is one of least invasive ways to treat timber-to-timber rot.
A wood condenser that is based on resin is an alternative to the traditional process of sanding or staining. It is brushed onto the surface of the wood to protect it and stabilise it. It is particularly useful for the treatment of pulleys and sash cords which can help prevent breakage.
It is crucial to restore and not replace any historic ironmongery, like the sash latches and stays. It is difficult to replace these items without altering their original design. It is also recommended that the use of modern aluminum fittings like chain stays and sash lifts is avoided if at all possible since they can cause corrosion and damage to frames and sashes made of timber.