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How to Restore Timber Sash Windows in Cambridge

Many homes in Cambridge double Glazing have traditional sash windows and homeowners are proud of their appearance. Sash windows can become stuck and be difficult to open or shut. This is typically due to moisture, which can cause the wood to expand.

Box sash windows were historically operated using chains or cotton cords as well as weights made of lead. Modern sash windows come with hidden springs to solve this problem.

1. Aesthetics

Unlike PVC-u windows that are manufactured according to imperial sizes that are modular Timber sash windows can be restored to their original dimensions. This permits the re-installation of timber sash windows in order to meet current energy requirements and conform to conservation area regulations. It also provides windows that are superior to the upvc window and door repairs alternatives.

Sliding sash windows were originally only used in large buildings or public buildings, but this changed when production was less expensive and craftsmen were able to 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. Sash windows were simple to operate and allowed light to enter rooms without the need for curtains.

The early windows were made of clear glass However, by the 17th Century the sash windows began to be more decorative. They were initially made of colored glazing bars, also known as mullions. These windows were quite expensive at the time but as glass production improved and cheaper they were a common feature in many period houses.

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

Another significant improvement was the introduction of the double-hung sliding windows at the end of the I920s and beginning of I930s. This allowed both the upper and lower sash to be opened at the same time and allowed for better ventilation to a building.

The most commonly used kind of sash is made of slow-growing deal (pine) but oak was used in the more prestigious buildings and in some earlier examples. It is crucial to maintain the parting bead which divides the sashes. This will help prevent rattles and draughts. It is also essential that the idler and sash pulley wheels are kept in good condition as these assist in operating the window.

2. Energy efficiency

Sash windows were replaced by hinged casements as larger and clearer sheets were made available. Glass plates were set in frames of timber that were rebated, then which were pinned with glazing sprigs, and putty was then sprayed onto both sides of the frame for watertightness. This form of glass gradually replaced leaded lights.

The introduction of sashes led to the need for a greater variety of ironmongery, including the most basic fittings, brass pulleys as well as lead (and later cast iron) weights, sash stoppers shutter hinges, knobs and shutters, and a range of fasteners that secured the sashes into place. These were often decorated in motifs, inscriptions, and patterns engraved to identify the maker.

With regular maintenance, sash windows can be extremely energy efficient. However, if they are not maintained, they may become drafty and let in cold air. Draughts can also be caused by the breakdown of paint and putty. You can fix this problem by using wood-to-timber solutions.

The market for replacement windows rests on the perception that older windows are old and beyond economical repair, while they can be maintained with a little attention. 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' installation company. They can replace all windows in a home in one day, thereby saving time and eliminating the need for different tradesmen to coordinate. They are also available with 'energy-saving' double-glazing to get greater energy efficiency than traditional sash windows. However these double-glazed units are unable to reproduce the proportions and section of historic timber sashes.

3. Security

Traditional windows can be made secure without compromising their appearance. Many types of ironmongery can be installed, including sash chains, mortice bolts and locks for sash. These can be put in place so that the window supplier cambridge remains capable of being opened for ventilation or cleaning. They are usually unobtrusive as they are designed to complement sash windows. They can be used with traditional sash window repairs near me catch. They are best replaced with more robust versions, such as those that incorporate double screws or spring levers in order to reduce the chance of being hit with hammers.

Sash-window seal replacement near me frames were traditionally constructed from slow grown deal or, in the more elegant homes, from oak. If the glazing bars are in good condition, they should be retained. If it is possible, the cills of the timber should be replaced with timber that is compatible with. PVC-u companies often offer a one stop shop installation service, removing and replacing windows across a house in a day without the need to engage other tradespeople or co-ordinate various visits from different suppliers.

4. Ventilation

When sash windows were first introduced in the 17th century they allowed a significant amount of light to flood into buildings. At the end of the 18th century, they were modified so that more light could be let into the rooms. Larger glass panes were also made. The result was a lighter look and windows that were more elegant.

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 mixture of wood and leaded. There were also different kinds of shutter hinges and knobs. These ironmongery pieces must be cleaned and preserved to appreciate their beautiful design.

To keep them in good condition, wooden windows must be maintained. A lack of attention to them regularly could result in:

Sashes that do not slide easily.

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

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

Steel casement windows became popular in the I920s & I930s because they were sturdy and slim, and also because they were cheap and matched the trend towards healthy living. However, research has shown that traditional softwood sash windows are just as thermally efficient as double-glazed windows made of PVC-u, and may be more appealing than the modern sleek design of casement windows.

The window replacement industry did a lot to convince homeowners that their old windows were rotten, drafty and beyond economical repair. The truth is that a lot of older timber windows are in good condition and with minor repairs can easily be serviceable for many years to be.

5. Maintenance

A traditional sash window requires regular maintenance and inspection. If you don't maintain your window's sash, it could lead to the sash cords breaking, and the glazing bars deteriorating excessively. It can also cause paint and putty deteriorate. The removal of sashes may also result in structural movements within the frame, causing the sash not to close correctly. It is also possible for the sash to be stuck or slammed into an open position and this can let water and draughts into the structure.

Damage to timber windows is often caused by moisture penetration. This can be avoided by regular maintenance by thorough painting and eliminating the source 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 glued together with replacements of the exact kind as the timber that remains. This door seal repair near me method increases the amount of fabric that was originally used 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 a different option to traditional sanding and staining. It is brushed on the surface of the wood to stabilize it and shield it from further damage. It is particularly useful for treating pulley cords and sash which can help prevent breakage.

It is essential to preserve and not replace any historical ironmongery, such as stay latches and sash latches. These items can be very difficult to replace without compromising the the original design. It is recommended that the use of modern aluminum fittings such as chain stays and sash lifts is avoided if at all possible since they can cause corrosion and deterioration to frames and sashes made of timber.