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Window Sash Repairs

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

The sash is the internal framing that can be moved vertically up or down in windows that open. This article will teach you how to do simple sash repairs.

Weather Stripping

Wooden window sashes can add an elegant appearance to your home. They are also durable and can last many years when they are maintained properly. However, they may become damaged or degrade over time because of exposure to the elements and wear and wear and tear. Sash repair double glazed window specialists can restore windows to their original state and maintain their beauty longer than replacement windows.

The first step in sash window repairs is addressing weather stripping. It's found on both the sash and frame. It can cause drafts if worn or loose. To fix it, start by finding your window brand and the date of manufacture for the glass (etched in the corner of the glass or on the aluminum spacer between panes). Take the sash off, and mark its width and height so you can find a new weather stripping that is compatible with the original.

Next, remove the sash and place it on a table so that you can reach all four sides. If your sash is double-hung, you'll need to remove the weights and their accompanying ropes which should have slipped into the intended pocket in the jamb liner. After removing the sash with the utility knife, you can remove the weather stripping from the old sash by hand or using a putty knife.

Once the sash is clear, you can replace the parting stops. These are long pieces of wood that are used to 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 could also use a piece of scrap wood.

After removing the stopper and trimming it to length, apply a thin coat of glazing compound over the bottom of the sash. Smooth the compound using a putty tool, and let it dry at least one day. Once the putty has fully dried it is possible to apply a topcoat of acrylic. This will protect the putty and give your Sash Window Repair a new appearance.

Sash Hardware

The hardware that supports the window sashes may wear out over time and with use. This can result in windows or doors that is difficult to open or close. It's a good idea to know that replacing or repairing double glazed windows this hardware is often easy and affordable. If a sash is difficult to operate you can try spraying some grease into the jamb channel and then open it to see if it resolves the issue. If not, the problem is most likely due to the sash balance and you'll need to take out the sash to access the hardware.

Ideally, window sashes should swing open and closed without effort, but this can be a difficult task if the weights become worn or if the sash meeting rail isn't properly coated. This issue could be caused by a variety of reasons, such as lack of maintenance or by a mismatched weight rating for a particular sash.

If the hinge arms of a window are beginning to lose their elasticity, this could cause the sash to slide and eventually hit the frame in the corner that's directly opposite the hinge arm (Photo 1). To correct the issue, make sure that the sash is in the proper position within the frame opening, and then remove it. If the sash was screwed onto the hinge arm, take it off the hinge and replace it. (Photo 2). Then, put in the new sash (Photo 3).

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

To complete these repairs to sash it is important to have all the tools needed before you begin. Mark the location of the hinge channel on the frame (Photo 1) with pencil. This will make it easier to place the channel in the correct place when you are finished. Then, remove the sash, and then remove the hardware including the beads that separate (Photo 2) and the cords or chains that secure it. Soften any putty that has been hardened with the help of a heat gun set at medium and fitted with a nozzle shield. Remove the old sash, and store it in a bag with a label.

Sash Weights

Sash weights can be replaced to improve the performance of your window sash and decrease the cost of energy. Sash weights are heavy, lead or iron cylinders, which are enclosed inside a hidden compartment and attached to the movable sash by a rope. These weights function as counterbalances, which allows you to open and close the window without requiring mechanical or electrical devices. The sash weights are usually ignored or discarded by homeowners, and are turned into scrap when they break; therefore you may have to search for replacements.

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

Mortise and Tenon joints are used to join old wood windows. The wood pegs that keep the parts together can be removed with a pin punch and hammer. The majority of these pegs are large on one side, but smaller on the other. It is essential to remove first the smaller diameter sides. Later sashes made use of glue instead of pins. They can be cut by using a knife and mallet.

After the sash has been removed and removed, you can take off the sash stop and access the weight pocket. Usually, this is done through a hole near the bottom of each jamb. The hole is then covered with an access panel of wood that can be ripped off to let you observe the inner workings of the frame.

Once the sash is stopped and the access panel has been removed, you are able to remove the weight that was previously installed and replace it. Make sure you weigh the sash prior to you do this, since the old weights could be different sizes than what is needed. After the new weight has been installed, you can thread a string through the sash pulling mechanism. Then nail the string to the boxed frame, but leave a few inches of string protruding from the head for future adjustments.

Sash Cords

In most old double glazed windows repair-hung window, a chain or cord is connected to the weights. This supports and keeps the sashes of the jamb level. Over time, these cords may become damaged and render it impossible to raise the windows. A new sash cord can restore the ability to move the sash upwards and downwards and keep 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. You may be able to use a hammer and chisel to prise them off but it's best to lay down dust sheets prior to starting any work.

After you have removed the access panel, you can begin working on the sash. Make the small parting beads (also called "tie rails") out of their grooves with the chisel or flat bar. They are typically wedged into or nailed, but they can be prised free which is why it's worth your time. If the sash is in place, break the mortise and the tenon joints by using a hammer and pin punch or screwdriver, then unhook the wood pegs on each piece. It should now be possible to move the sash around without difficulty, though it will probably need some lubrication if it feels stiff.

Take a measurement of the length of sash cord/chain required to reach the sash slot at the bottom from the pulley located at the top of the jamb. Cut the chain or cord and secure it as in the previous step. You can use either a hammer, nails or screws. However nails are less likely than screws to cause damage.

It is best to keep the original weights in place unless you have purchased a kit that will replace the old counterbalance. They are not expensive and simple to install if purchased them at architectural salvage stores. Depending on the size and shape of your window you might need to install one or two sashweights in order to keep the sash open.