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15 Interesting Facts About Window Sash Repairs The Words You've Never Learned
Window Sash Repairs

Make sure to check the sashes of your windows regularly for damage, mildew, and mold. You can save future repair costs by catching these issues in the early stages, before they become too much.

The sash is an interior frame that moves vertically up and down in windows that are open. This article will teach you how to do a variety of simple sash repair.

Weather Stripping

Wood window sashes provide a classic aesthetic to your home and, when properly maintained, can last for many years. However, they can be damaged or degrade over time because of exposure to the elements and wear and tear. Sash repair experts can restore windows to their original state and maintain their beauty longer than replacement windows.

Weather stripping is the most important issue to take care of when fixing windows with sash. It's on both the frame and sash. It can cause drafts if it's worn or loose. Start by identifying the brand of window and the date of manufacture for the glass (etched on the corner of the glass or on the aluminum spacers between panes). Remove window repairs and mark its width and height so that you can get replacement weather stripping that matches.

Next, remove the sash and place it on a surface to allow access to all four sides. If the sash is double-hung, take out the weights with their ropes that should be buried in the jamb lining. After removing the sash using the utility knife, you can remove the weather stripping that was left by hand or using a putty blade.

Once the sash has been cleaned, you can replace the parting stops. These are long pieces that split the sashes. Pam prefers the standard 1/2-inch by 3/4 inch window trimmings from the lumberyard. But, you can also substitute for a scrap piece of lumber.

After removing the stopper and cutting it to length and then apply a thin layer of glazing compound to the bottom of the sash. Smooth the compound using your putty tool, and allow it to dry for at least one day. Once the putty has fully cure it is possible to apply an acrylic latex topcoat. This coating will protect the putty and give your sash a fresh appearance.

Sash Hardware

The hardware that supports windows sashes can become worn out over time and use. This can result in the window or door that is difficult to open or close. It's a good idea to know that replacing or repair of this hardware is typically simple and inexpensive. If you're having trouble opening a sash, spray some lubricant into the jamb channel. Then slide the sash open to see if that fixes the issue. If the issue continues, it is most likely to be due to the sash's balance. It is necessary to remove the window sash in order to reach this hardware.

Ideally, window sashes must be able to open and close without effort, however, this can be difficult if the weights become worn or if the sash that joins rail isn't properly glazed. This issue could be caused by many factors, including the lack of maintenance or a mismatched weight rating.

If the hinges on the window begin to move, this could cause the sash to drag and then hit the frame in the opposite corner (Photo 1). To remedy the issue ensure that the sash is aligned in the frame's opening and take it off. If the sash has been screwed to the hinge arm, you'll have to loosen the hinge arm and replace it (Photo 2). Install the new sash (Photo 3).

Due to sagging hinges, and a general lack in energy efficiency, windows that are old, especially those in older homes, may be difficult to open and close. Sometimes it is a matter of making a few minor adjustments that can help these windows function smoothly and help homeowners save money on energy costs.

It is essential to have the tools needed before you start. Begin by marking the position of the hinge channel on the frame using pencil (Photo 1). This will assist you in getting the channel back into place correctly when you're finished. Take the sash off, and remove all the hardware, including the beads for parting, cords, and chains that help to hold the sash. A hot gun with nozzle shield and a medium setting can soften any putty that has been hardened. Remove the old sash, and put it in a bag with a label.

Sash Weights

No matter if your window sash repair needs are to replace a broken cord or simply to keep your windows functioning by replacing worn out sash weights will improve sash operation and help reduce energy consumption. Sash weights are composed of heavy lead or iron cylinders that are encased in a concealed cavity and attached by ropes to the movable window sash. These weights act as counterbalances and allow you to open and shut the window without the need for mechanical or electrical devices. If they fail, sashweights are usually left unnoticed or disabled by homeowners.

A weight in a sash that has fallen out of the cavity is difficult to recover It is therefore important to find a new one that fits correctly. You will also require an additional piece of string, a length of sash cord, and a few sash pulleys that will tie the new sash weights the sash cord.

Older windows made of wood are joined using mortise and tenon joints. The wood pegs that keep the components together can be removed with pin punches and hammers. The majority of them are large on one side, but smaller on the other. It is important to first remove the smaller diameter sides. Sashes that were made later in the century made use of glue instead of pegs and can be separated by cutting the glue line using the help of a knife, and then tapping the mortised part loose using mallets.

Once the sash has been removed, you can take off the sash stops and gain access to the weight pockets. This is usually done through a small hole at the bottom of every jamb. This hole is then covered by a wooden access panel that can be cut off to allow you to observe the inner workings of the frame.

After you have the sash stopped and the access panel removed, you will be able to take off the weight from the sash and replace it with the new. Be sure to weigh the sash prior to you do this, as the weights that were previously used may be a different size than what is needed. Once the new weight is installed you can tie a string around it and thread it through the pulley of the sash. Then, you can nail the string to the frame, leaving a few inches of string sticking out from the head for future adjustments.

Sash Cords

In the majority of old double-hung windows, a chain or cord is connected to the weights. This supports and keeps the sashes in the jamb level. Over time, these cords could break, making it impossible to raise the window. A new sash cord will give you the ability to move the sash upwards and downwards and hold it in place when opened.


To replace sash cords the first step is to remove the access panels from the jambs. They are usually screwed or nailed in and must be removed. It is possible to take them out using an axe or hammer, but it is always best to lay out dust sheets before starting any work.

After removing the access panel, you are able to begin to work on the sash. Utilize a flat bar, or chisel to pry the tiny partsing beads out of their grooves. These are often wedged in or nailed in, but they can be snipped out, so it's worth taking your time. If the sash remains in place, break the mortise and tenon joints using a hammer and pin punch or screwdriver, then remove the wood pegs attached to each component. The sash should be able to move freely, however it may require some lubrication in order to feel less stiff.

With the sash open Take a measurement of the sash chain to extend from the pulley on the top of the jamb to the sash slot at the bottom. Cut the cord or chain, and then attach it as described in the previous step. You can do this with a hammer, nails or screws. However nails are less likely to cause damage.

It is recommended to keep the original weights if you have purchased a kit to replace the old counterbalance. They're not costly and simple to install if purchased them from salvage shops for architectural use. Based on the size of your window two or three sash weights may be needed to keep the sash in an open position.

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