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Window Sash Repairs

Check the windows sashes regularly for signs of damage, mildew and mold. By catching these problems early you will save money on future repairs.

The sash is an internal frame that can move vertically up and down in windows that are open. This article will show you how to perform several simple repairs to sash.

Weather Stripping

Wooden window repair sashes can give an elegant look to your home. They are also durable and can last many years when they are maintained properly. However, they can become damaged or degraded with time due to exposure or normal wear and tear. Thankfully, sash repair experts can restore your windows back to their original condition and keep them looking great for longer than replacement windows.

The first step in repair sash windows is to address weather stripping, which is found on both the sash as well as the frame. If it's damaged or worn out, it can lead to drafts and other issues. Start by identifying the window brand and the manufacturer's date (etched on the glass's corner, or the aluminum spacers between panes). Take the sash off and mark its width and height so you can purchase replacement weather stripping that matches.

Then, take the sash from the holder and place it on an even surface that allows you to see all four sides. If the sash is double-hung, you must remove the weights with their ropes that should be buried inside the jamb lining. After you have removed the sash using the utility knife, remove the old weather stripping by hand or using a putty blade.

When the sash is clean it is time to replace the parting stops. These are long pieces of wood that separate the two sashes. Pam likes to replace them with standard 1/2-inch-by - 3/4-inch window trim from the lumberyard, however you can also replace them with scrap wood.

After removing the parting stops and trimming them to your desired length, apply a thin layer of glazing compound to the bottom of the sash. Smooth out the compound using your putty knife and let it dry for a minimum of a day. When the putty is fully cure, you can apply a topcoat of acrylic. This will protect the putty and give your sash a fresh look.

Sash Hardware

The hardware that holds the window sashes may wear out over time and with use. This could result in the window or upvc door repairs near me that is difficult to open or close. It's good to know that replacing or repairing this hardware is often easy and affordable. If a sash is difficult to operate try spraying oil into the jamb channel then slide it open to see if that resolves the issue. If not, the issue is likely with the balance of the sash and you'll need to take out the sash to access this hardware.

Ideally, window sashes should be able to open and close with very little effort, but this is a difficult task when the weights wear out or if the sash that joins rail isn't properly glazed. This could be caused by various reasons such as a lack of maintenance and an unmatched weight rating.

If the hinges on windows begin to slide, this can cause the sash drag and eventually hit against the frame in the opposite corner (Photo 1). To resolve this problem, first ensure that the sash is firmly seated in the opening of the frame and then take it out of the window. If the sash is screwed to the hinge arm, you'll have to unscrew the hinge arm and replace it (Photo 2). Install the new sash next (Photo 3).

Old windows, particularly those in older homes, can be difficult to open and close due to hinges that are sagging and an overall inefficiency. In most instances, a few minor repairs can transform these windows into smooth operators again and save the homeowner money on energy costs.

To make these sash repairs it is important to have all the necessary tools in place before you begin. Mark the location of the hinge channel on the frame (Photo 1) with pencil. This will allow you to get the channel back on place correctly when you're finished. Take the sash off and then remove all hardware including the parting beads cords, chains, and cords that keep the sash in place. Soften any hardened putty using a heat gun set to medium and equipped with an nozzle shield. Remove the old sash, and place it in a labelled bag.

Sash Weights

Sash weights are able to be replaced to improve the operation of your window sash and decrease energy costs. Sash weights consist of heavy iron or lead cylinders that are enclosed in a concealed cavity and are connected via ropes to the movable window sash. These weights provide counterbalance which allows the window to be closed and opened without the need for mechanical or electrical devices. The sash weights are often disregarded or disabled by homeowners, and are turned into scrap when they fail; therefore you may have to search for replacements.

It's difficult to retrieve an sash-weight which has fallen from the cavity, so you'll need to find one that fits properly. You will also require a new piece of string, a length of sashcord and a few sashpulleys for tying the new weights to the cord.

Mortise and Tenon joints are used to join older wood windows. Hammers and pins can be used to cut off the wood pegs that hold the parts together. The majority of these pegs are big on one side, and smaller on the other. It is important to remove first the smaller diameter sides. Later sashes utilized glue instead of pins. They can be separated by using a knife and a mallet.

Once the sash is freed, you can remove the sash stop and gain access to the weight pocket. Usually this is accomplished by drilling an opening in the bottom of each jamb. This hole is then covered by a wooden access panel that can be cut off to allow you to view the inside of the frame.

After the sash has been stopped and the access panel removed, you will be able to remove the weight from the sash and replace it with new. First, weigh the sash to ensure that the weights you have may not be of the right size. Once the new weight is in place then tie a string to it and thread it through the pulley for the sash. Then, you can nail the string to the boxed frame, but leave a few inches of string hanging from the head for future adjustment.

Sash Cords

In the majority of old double-hung windows the chain or cord is connected to the weights. This keeps the sashes in the jamb balanced. Over time, these chains can get damaged and render it impossible to raise windows. A new sash cable will restore the ability to raise and lower the sash and ensure it stays in place when it is opened.

To replace sash cords, the first step is to remove the access panels from the jambs. They are typically screwed or nailed in and need to be removed. You could use a hammer or chisel for removing them however, it is always best to lay down dust sheets prior to commencing any work.

Once the access panel is removed, you can start working on the sash. Take the narrow beads (also known as "tie rails") out of their grooves with the chisel or flat bar. They are usually wedged in or nailed but can be prised free and it's worth your time. If the sash remains in place, pry the mortise and Upvc door Repairs near me tenon joints free using a hammer or screwdriver, then remove each wood peg. You should now be able to move the sash around freely, although it might require oiling if it seems stiff.

Determine the length of sash chain/sash cord needed to reach the sash slot on the bottom of the pulley on the top of the jamb. Cut the cord or chain, and then fix it using Step 6 above. You can use a hammer and screws or nails, but nails are less likely to cause damage.

It's best to leave the weights that came with the original counterbalance unless you have purchased a kit that will replace the old counterbalance. It's cheap to purchase them from architectural salvage stores and they'll be easy to install once you have the sash open. Depending on the size of your window repairs near me one or two sash weights could be needed to keep it open.