Buzzwords De-Buzzed: 10 Different Ways For Saying Sash Windows Cambridge How to Restore Timber Sash Windows in Cambridge

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

Box sash windows were traditionally operated using chains, cotton cords and lead weights. Modern sash windows come with hidden springs to address this issue.

1. Aesthetics

Timber sash windows, unlike PVC-u windows, which are made in imperial sizes, which are modular, are able to be restored to original dimensions. This allows for the restoration of timber sash windows to comply with current energy standards and conform to conservation regulations for areas. It also gives windows that have a more attractive appearance than uPVC alternatives.

Sliding window doctor cambridge were originally only used in large structures or public buildings, however this changed when production became cheaper and craftsmen could produce larger frames with more glass. At the end of the 18th century, sash windows had become the most sought-after wooden style in British homes. As they were easy to open, sash windows let light into rooms without the need for curtains.

The first windows were made of clear glass However, in the 17th century, sash windows began to become more ornamental. They were initially made of colored glazing bars, also known as mullions. They were expensive at first, but as glass production became less expensive and more efficient, they became commonplace in many homes of the period.

In the 19th century, it became possible to make large, sturdy glasses that did not require supporting bars. This allowed the frame to be made bigger, which in turn gave the viewer a better view. This was an important innovation.

The introduction of the double-hung sliding sash is another important improvement that was made towards the end of the I920s and at the beginning of the I930s. The double-hung sliding sash was a important improvement that came into existence 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. It is essential that it is well maintained to prevent rattles and drafts. The idler wheels, sash pulleys and sash rollers are also crucial to the functioning of the window.

2. Energy efficiency

As clearer and larger sheets of glass became available, sash windows began replacing hinged casements. They were coated with plate glass that was set in timber frames with rebates and secured with glazing sprigs and putty on both sides to create a watertight seal. This type of glazing gradually replaced the leaded light bulbs.

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

With regular maintenance, sash windows can be very energy efficient. If they are not maintained, they can become noisy. Draughts can also be caused by the deterioration of paint and putty. This can be remedied by using proprietary wood-to-timber repair products.

The industry of replacement windows is based on the perception that traditional windows are rotten and beyond repair, but they can be maintained with just a little care. However, these repairs can be expensive and involve considerable disruption to the home. Many homeowners choose to replace their windows with PVC-u from a "one-stop shop" installation company. They can take down and replace all windows in a house in a single day, eliminating the need to coordinate different tradesmen, making the whole process much more efficient. These windows can be fitted with energy-saving double glazing to get more energy efficient ratings than a traditional windows with sash. These double-glazed units are not capable of replicating 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 appearance. Many types of ironmongery can be fitted with sash chains, mortice bolts and sash locks. These can be installed in a way that the window is capable of being opened for ventilation or cleaning. They are usually 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 versions like those that incorporate double screws or sprung levers in order to reduce the possibility of being hammered.

Sash-window frames were typically made from slow-growing deal or, in the more elegant homes made of oak. If the glazing bars remain intact and in good condition, they should be kept. If feasible, the cills made of timber should be replaced with wood that is in line with. PVC-u companies typically offer a one stop shop installation service that can remove and replacing windows across a home in a single day without the need to engage other tradespeople or co-ordinate various visits from different suppliers.

4. Ventilation

When sash windows first introduced in the 17th century they allowed a substantial amount of light into the buildings. At the end of the 18th century, they were adapted to allow more light into rooms, and larger glazing panes began to be manufactured. The result was a more streamlined appearance, and windows that had a higher quality of design than before.

Sash windows were introduced and required a new type of ironmongery. Early pulleys were of wood, later Victorian ones could be made of brass or a mixture of wood and lead, and there were various types of shutter hinges and knobs. The ironmongery pieces need to be kept clean and preserved in order to appreciate their beautiful design.

To keep them in good shape, timber windows need to be maintained. Lack of regular attention may lead to:

Sashes that do not move smoothly.

holes in the frame allow water, which can cause damage and decay.

break down of putty allowing water penetration that could lead to decay of the frame and cill.

In the I920s and the I930s steel casement windows increased in popularity due to their strength slim and inexpensive and also matched the fashion for healthy living. However, research has revealed that traditional softwood sash windows are as thermally efficient as double-glazed PVC-u windows and may be more appealing than the modern sleek design of casement windows.


The replacement window industry has done a great job convincing homeowners that their old windows were rotten, drafty and beyond economical repair. However, many older timber windows are in good shape and, with minor repairs, could easily be maintained for years to be.

5. Maintenance

Traditional sash windows require regular maintenance and inspection. Failure to do this can result in broken sash cords, excessive wear on the glazing bars and degradation of the paint and putty. The removal of sashes could also cause structural movement in the frame, which can cause the sash not to close correctly. It is also possible for the sash to be stuck or fixed in the open position and let water and draughts into the property.

Moisture penetration is the most common cause of damage to timber windows. This can be prevented with thorough painting, regular repairs and the elimination of the cause of dampness. Wet rot is recognisable due to the wavy appearance of the existing paint which can be stripped away to reveal soft, rotting timber. Any timber that is rotting must be removed and the affected area carefully wrapped or pieced back using replacements made from the same type of timber as those remaining. This repair method increases the amount original fabric and is among the most minimally invasive methods of treating the rot that occurs between timber and timber.

A resin-based wood condenser is an alternative to the traditional sanding or staining. This is brushed onto the surface of the timber to help stabilize it and shield it from further damage. It is particularly useful in the treatment of pulleys and sash cords where it can help to stop breakage.

It is essential to preserve and not replace any old ironmongery, like stay latches and sash latches. 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 as they can cause corrosion and deterioration of timber frames and sashes.