15 Things You Don't Know About Double Glazing Windows Cambridgeshire Sash Windows Repair

Sash windows offer a stunning blend of modern engineering and traditional design. These windows are 100% airtight and require no maintenance other than cleaning them weekly.

Inadequate maintenance can lead to the frame sagging as well as loss of putties due to glazing, and rotting of the pulley stile and outer lining near the junction with the cill. All of these issues can be fixed on-site or in a workshop.

Replacement of sash cords

A lack of regular maintenance can cause rattles, draughts and issues with the opening and closing of a window. It can also cause structural movement in the frame and deform sashes. The damage could cause the putty to break down and the paint to peel, allowing water into the wood, creating decay. In addition, sash cords are prone to break. Many of these problems can be repaired.

The wood in old windows made of sash is thicker than the wood used in modern replacements, which can aid in its durability for many centuries. But, as with any material, it can deteriorate unless regularly maintained.

To ensure that windows in sash are in good working order the cords need to be tight and the wood properly waxed. The cords for sash windows can be constructed from cotton, jute, or nylon. Metal chains can be used to replace the sash cords. Ideally, the new cords should be placed over the pulley wheels using an adsorbent to create a separation between the two sashes. The cords are then tacked to the weights, and the counterweights adjusted to match the sashes.

To prevent damage, it is best to replace the pulleys with ones that are similar to the original. The weights can be replaced using iron, brass or a combination of both. The replacements could be slightly larger than the originals, and can cause problems in operation. The sash must be opened in the proper position prior to replacing the counterweights. It is essential to be able to close the window without slamming it shut.

A number of ironmongery items can increase security and make a sash window draught-proof while still allowing ventilation and cleaning. These include sashlocks as well as dual screws and anti-lift devices. They are fairly inexpensive and can be installed on a traditional window, while maintaining its historic design. They are usually less visible than the more noticeable security fittings such as the sash-window chain or catcher.

Replacement of sashweights

A Sash is a sliding double-glazed window that can be raised and lowered to open or close the window. It is secured by pulleys or sash cords and a dividing bead. These sash cords and weights need to be kept in good working order to keep the window in position. If a sash is too heavy or sagging it can lead to broken sash cables or loose beading. Regular maintenance and repair is the best method to ensure that a sash is in good working condition.

In many cases it is possible to restore older windows without taking them off. In these cases, sash and casing can be taken apart in an assembly line or joiner's workshop and repaired. This repair technique allows for maximum preservation of the original fabric, and also avoids creating problems like draughts, or rot in the wall frame. The damaged wood is strengthened using a resin consolidant or filler to enable the window to be fully functional again.


The milling of wood sash continued until the late eighteenth-century from slow-grown deal (pine). They are typically more dense and durable than modern wood. Window dimensions were also standardized by the end of the eighteenth century. Local window companies carry a range of Boston Pattern sash that will fit most older windows. Replacement windows for sash windows that aren't designed to match these standards will require a custom measurements of the window frame members, which can detract from the historic character of an building. Replacement ironmongery must also be carefully chosen to ensure that it operates effectively and is accurate to historical standards. This can be difficult, because many of the fasteners are concealed by varnish or layers on the sash window. But, removing window seal repairs near me Repair My Windows And Doors of paint will reveal the fine design and craftsmanship that went into the initial window.

Replacement of sash catches

A sash is a kind of window with glass panes that can be moved within the frame. It is usually divided into two parts, namely the top and bottom sashes. Its movement is powered by cords and weights, or more recently, by spiral balances. Based on the design of your window, you can open the sashes by sliding them upwards or down. Handles are often used to fix them to the mid rail.

A damaged sash can cause issues for your home. For example water leaks, or difficulty in moving the windows up and downwards. It is important to recognize when a sash is in need of replacement to make an informed choice.

You can determine if your window sash is in need of replacement by looking at it for indications of decay. Mildew, mold, or scratches on the wood are all indicators of decay. You can also feel for moisture in the wood which is an indication that it's time to replace the sash.

Alongside the deterioration of the sash's components, they can also become damaged by improper use or lack of maintenance. Water can get in through holes drilled in the frame, allowing cable entry. This can lead to the frame to rot. Other indications of a sash that is in need of repair are paint loss, a broken cord for the sash, or a sash that no longer fits correctly.

Many homeowners are worried about the cost of replacing their sash windows however, it is crucial to know how much your sash window is worth. It is often possible to salvage the existing timber and then repair or replace the sash rather than tearing out the entire window and beginning from scratch. This can help you save money while maintaining your historic windows. However, it's important to consult with a seasoned professional to make repairs or replacements to avoid expensive mistakes. They will also provide guidance on the most suitable solution for your home's budget and your specific needs. They can give you an estimate of how much it will cost to repair or replace the sash.

Replacement of sash pulleys

Sash windows are a complicated delicate mechanism that requires regular maintenance and repairs. They can be damaged and make it difficult to operate without it. They can also be draughty and dangerous, creating a health and fire risk. Many older sash windows can be fixed at a low cost and without creating structural damage to a building. They can be made draughtproof and secure, and meet the insurance requirements. In this way they can be kept for the future generations.

Traditional timber frames are vulnerable to damage from weathering and decay. The cill, which is the lower portion of the window frame is particularly susceptible to water penetration. It can be strengthened with angle brackets made of steel which can be put over the existing sub-cill. Oak is a good hardwood for new cills. Careful piecing in of new timber is required to ensure that as much of the original fabric is left as it can be.

In the eighteenth-century the frames for sash windows were constructed mostly from slow-grown pine and in rare cases from oak. These were designed to last for a very long time and are now considered a feature of historic buildings. Repairing and replacing these sash windows should be done using the same type of timber to prevent shifting between the old and new parts.

A number of ironmongery items are vital to the operation of double-glazed sash windows. This includes a hardwood or brass pulley, cast-iron or lead shutter hinges and weights as well as knobs. All of these should be kept in good order and repaired or replaced when needed. They can help keep the casement and sash in the proper position and stop it from slipping or sticking. They can also be used to open a sash windows for ventilation or cleaning. A range of security fittings are also available for sash windows, which are typically unobtrusive and won't alter the appearance of a historic home. They include height restrainers, dual screws, as well as anti-lift devices.