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Window Sash Repairs

Window sashes must be regularly checked for mold, mildew and other damage. If you catch these issues early you can save money on repairs in the future.

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

Weather Stripping

Wooden window sashes can add an elegant appearance to your home. They are also sturdy and last for a long time provided they are properly maintained. However, they can become damaged or degraded over time because of exposure to the elements and normal wear and tear. Sash repair experts can restore windows to their original state and maintain their beauty much longer than replacement windows.

The first step to sash window repairs is addressing weather stripping. It's found on both the sash as well as the frame. It can cause drafts if damaged or is loose. Begin by identifying the window brand and the date of manufacture for the glass (etched on the glass's corner, or the aluminum spacers between panes). Take the sash off, and mark its size and width so that you can purchase replacement weather stripping that matches.

Next, remove the sash and set it on a work surface so that you can reach all four sides. If the sash is double-hung, you'll also need to remove the weights as well as their accompanying ropes, which should have fallen into the intended pocket in the jamb liner. Once you've taken the sash off, use a utility knife to cut off the weather stripping from the corners. Then, remove it by hand or using a putty knife.

Once the sash has been cleaned, you can replace the parting stops. These are long pieces that divide the sashes. Pam likes to replace these with standard 1/2-inch-by - 3/4-inch window repairs near me trim from the lumberyard, but you could also use scrap wood.

After removing the parting stop and cutting it to length, apply a thin coat of glazing compound to the bottom of the sash. Smooth out the compound using your putty knife, and then let it dry for at least a few days. When the putty is fully cured it is possible to apply a topcoat of acrylic latex. This will protect the putty and give your sash a fresh look.

Sash Hardware

The hardware that holds window sashes is prone to wearing out from time and usage and the result could be a door or window that won't open or close easily. It's good to know that replacing or fixing this hardware is usually easy and affordable. If a sash isn't easy to operate, try spraying some oil into the jamb channel, and then open it to see if that solves the issue. If the problem persists, it is most likely to be due to the sash's balance. You'll need to remove the window sash to access the hardware.

Window sashes need to be able to open and close with minimal effort. However, this can be difficult if weights are worn out or the sash-to rail meeting rail is not properly glazed. This could be caused by a variety of factors such as an absence of maintenance or an unmatched weight rating.

If the hinge arms of a window are starting to slide, this could cause the sash's to drag and eventually hit the frame in the corner in the opposite direction of the hinge arm (Photo 1). To resolve this issue, first make sure the sash is firmly seated in the opening of the frame and then remove it from the window. If the sash has been screwed to the hinge arm, you'll need to loosen the hinge arm and replace it (Photo 2). Next, install the new sash (Photo 3).

Due to hinges that are sagging, and a general lack of energy efficiency, old windows particularly those in older homes, can be difficult to open and close. In many cases it is a matter of making a few minor adjustments that can make these windows operate smoothly again and help homeowners save money on energy costs.

To complete these sash repairs it is essential to have all the necessary tools in place before you begin. Mark the hinge channel location on the frame (Photo 1) using pencil. This will allow you to put the channel in the correct location after you've completed. Then, remove the sash and take off the hardware including the parting beads (Photo 2) and the chains or cords which hold it in place. A hot gun with nozzle shield and medium setting will soften any hardened glue. Remove the old sash, and keep it in a bag labeled.

Sash Weights

Sash weights can be changed to improve the performance of your window sash and reduce the cost of energy. Sash weights consist of iron or lead cylindricals that are contained in a concealed cavity and connected by ropes to the movable window sash. These weights function as counterbalances, allowing you to open and shut the window repair near me without the need for mechanical or electrical devices. If they fail, sashweights tend to be neglected or not used by homeowners.

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

Older windows made of wood are joined using mortise and tenon joints. Pin punch and hammer can be used to cut off the wood pegs that hold the parts together. The majority of them have a large diameter on one side and a smaller size on the other, so it is essential to remove the small-diameter sides first. Sashes that were made later in the century made use of glue instead of pegs. They can be separated by cutting through the glue line using the help of a knife, and then tapping the mortised section loose using a mallet.

Once the sash has been released, you can remove sash stops and access the weight pockets. Usually it is done by drilling an opening in the bottom of each jamb. This hole is covered by an access panel of wood that can be ripped off to let you observe the inner workings of the frame.

After the sash has been stopped and the access panel has been removed, you can remove the weight that was previously installed and replace it. Make sure you weigh the sash before you do this, as the old weights may be different in size from the one you need. Once the new weight is in place then tie a string to it and then thread it through the pulley for the sash. Then nail the string to the boxed frame, leaving a few inches of string protruding from the head for future adjustments.

Sash Cords

The majority of double glazed window repairs near me-hung windows with a history include a chain or cord attached to the weights that keeps the sashes level in the jamb. As time passes, these cords may break, making it impossible to raise the window. A new sash cord can restore the ability to move the sash up and down and keep it in position when it is opened.

The first step to replace cords for sash is to locate and remove the access panels in the jambs. They are typically installed by screws or nails and will need to be removed or moved. It is possible to take them out using a hammer or chisel, but it is always best to lay out dust sheets before starting any work.

After you have removed the access panel, you can begin to work on the sash. Use a flat bar or chisel, to pry the tiny parting beads out of their grooves. They are usually wedged in or nailed but can be snipped out, so it's worth taking your time here. If the sash is in place, pry out the mortise and tenon joints with pin punch and hammer or screwdriver, then remove the wood pegs on each piece. You should be able to move the sash back and forth freely, although it might require lubrication if it feels stiff.

With the sash open Take a measurement of the sash chain to extend from the pulley in the top of the jamb to the sash slot on the bottom. Cut the cord/chain and then secure it as in the previous step. You can use a hammer and screws or nails, however nails are less likely to cause damage.

If you haven't purchased an upgrade kit to replace the old counterbalance system, it's best to keep the original balancing weights in place. They are not expensive and easy to install if you purchase them at architectural salvage stores. Depending on the size of your window two or three sash weights may be needed to keep the sash in an open position.