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This Is The History Of Sash Window Repair

Sash Window Repair

Sash windows could be out of balance or even break. Pam searches the web for salvaged wavy glasses and keeps an eye open for discarded sashweights made of metal. She then seeks replacements, like nuts or washers to help balance her window.

Pam covers each pan with a rope of glazing compound that she works into the rabbet groove, or pocket, which is located around the opening. This reduces drafts and expensive heat loss.

Sticking Sashes

If your double-hung windows get stuck in the middle, it’s an absolute nightmare. They’ll be difficult to see if they rattle in a storm. On the other the other hand, windows that are too loose can let outside noise and air in and Window Repairs your energy bills may increase. Neither scenario is optimal, but both can be addressed with the right tools and a little determination.

Paint can build up on the channels of old weighted window tracks, causing them to block. Fortunately, the majority of issues with this can be solved through cleaning and lubricating the tracks.

Begin by removing the old caulking between the window stop (the internal one) and the window frame. Scrape off any paint that has been accumulating. Make use of a sharp knife, and place sheets of plastic and dust-collecting vacuum cleaners below the surface to collect any paint dust or chips.

You can then clean the tracks with a dry cloth, and apply a silicone-based lubricant that will aid in their smoother movement. This lubricant is sold at many home improvement stores or online. Then, move the sash upwards or down to test it.

If it continues to jam it could be due to a problem with the sash cord. Verify whether the cord is tangled or hung in the sash, or if it’s snapped. If this is the case, you’ll need to re-cord the window.

Another reason for the jam could be that a pin that holds the rail in place has slipped out. It can be difficult to fix, and you’ll need to contact an expert in the majority of instances.

Use a wood hardener if the wood is swollen and warped but there’s no pin. The liquid is quick drying and can restore damaged wood. It’s not necessary to remove your sash windows to repair them. After using it, you can pull apart the two sashes by placing a piece wood on the bottom corner of the window where they meet.


Draughts are a major problem for windows with sash windows that are old, especially in the winter months. Often caused by rotten timbers cracks, cracked putty, deteriorated weights, or sash cords that are not balanced, they can allow cold air to seep into the window, making it difficult to keep your home warm. There are several options you can take to prevent draughts from entering your windows with sash, for example, filling any gaps with expanding foam or using strips to block draughts that you can purchase from most hardware stores. These can be efficient, but they’ll have to be replaced from time to time as the foam expands and wears away with use.

A alternative that is more durable is Gapseal, a spongy rubbbery seal that you cut to the size you require and then put into the gaps between your sash window frame. It can be used on its own or with adhesive strips placed on the top and bottom of the frame. This option is costly and you’ll need to reapply it throughout the life of your window. However, it is an affordable fix that is simple to remove.

Another popular DIY method of draughtproofing is to use cling film scrunched up and put into every gap around your window. This is a reliable draught stopper but the downside is that it could stop sash movement completely and may be an hazard to fire. Furthermore the sash will have to be removed to re-open the window and the cling film will need to be applied each time you close the sash.

An alternative that is less expensive is to have your window sash professionally draughtproofed as part of a comprehensive refurbishment service. This could include the replacement of sash cords, parting beads, staff beads, lubrication for the pulley wheels and rebalancing the weights, as well as staining or painting the frames and sashes. This will restore the sash to its original function, improve its energy efficiency and correct any minor defects in the timber. It’s less disruptive than replacing the windows altogether and will significantly reduce draughts and improve the thermal efficiency of your home.


If your sash windows have suffered from decay or damage, the good news is they are not necessarily beyond repair. The timber used in the frames of these windows is typically of high-quality and with proper restoration they can be revived to provide an excellent level of performance for many years. The key is to conduct regular inspections and ensuring that the wood is well ventilated to prevent moisture accumulation, which can cause wood to rot.

The majority of the issues that you’ll encounter with sash windows are readily apparent on close visual examination, however some are more difficult to detect. Wood decay is particularly difficult to treat, since fungus can eat the wood. Although it is possible to repair wood that is rotten but the best way to avoid further rot is by keeping the timber dry.

First, take off any paint from the hardware. It is possible to remove the bottom rail from the frame and also the meeting rail (this will depend on the position of the sash). The “pocket covers” are tiny pieces of wood on the frame’s side that permit access to the weights must be removed. It is possible to use a sharp knife to remove them if they’re fixed or painted. After the pockets have been removed, you can begin to chisel away any wood rot, and apply a good quality water-resistant wood filler. Once the wood filler has dried, a primer coat should be applied to stop further decay.

It is a good idea to inspect inside the window for weights of the sash to ensure that they are balanced. They shouldn’t be misaligned, or pulling one side harder than the other. If they are not balanced the sash can fall off its track and could cause damage to the frame. The sash’s weights can be replaced with new ones or a new balance mechanism could be fitted, which will stop the sashes from swinging to the wrong side of the window frame.

Poor Security

As time passes sash windows are exposed to the elements and susceptible to damage from weather and general wear. This can lead to decay of timber, and requires replacement. Wood decay can be detected by water marks on the window or the frame becoming soft to touch. It is important to consult an expert to evaluate the situation, and determine if any sash window repairs are necessary.

As time passes the rails at the bottom can also be damaged. Water marks on the sill or a window repair near me which is soft to the touch can be a sign of this. A professional consultation may be required to determine the situation and recommend any needed replacement or resealing of the sash window’s components.

Double and triple glazed Sash windows do a fantastic job at keeping noise out of your home, but it can be a cause for worry if they begin to let it back in. If this occurs the structural integrity of the window could be in danger and the sash windows will have to be replaced.

One common window repair issue for sash windows is when the sash gets stuck in the frame. This could be caused by a snapped sash cord or it could be an indication of a problem with the sash ratchets. If the issue is related to the sash rats, a bit of gentle persuasion will usually work.

This issue can be solved by taking the sash off and cleaning the tracks. After cleaning the tracks, take off any security fittings and carefully remove the sash cords or double glazing repairs chains. The staff bead may be sealed with a draught-proof seal that will reduce the possibility of draughts. This can also improve the finish of the paint. The gap between the box and sash can then be filled with decorators caulk in order to improve the operation of the sash and decrease draughts.

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