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Window Sash Repairs

Window sashes must be checked regularly 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 internal frame that can move upwards and downwards in windows that open. This article will show you how to make several simple repairs to sash.

Weather Stripping

Wood window sashes give an elegant look to your home and, when properly maintained, they will last for years. However, they can become damaged or degraded in time due to exposure to elements and wear and tear. Fortunately, sash repair specialists can bring your windows back to their original condition and maintain their appearance for longer than replacement windows.

Weather stripping is the most important issue to take care of when fixing windows that have sash. It's on both the frame and the sash. It could cause drafts if worn or loose. Begin by identifying the window's brand and the manufacturer's date (etched on the glass's corner or on the aluminum spacers between panes). Remove the sash, and mark its width and height so you can find a new weather stripping that is compatible with the original.

Then, remove the sash from its holder and place it on flat surfaces to allow you to see all four sides. If the sash is double glazed windows repairs-hung, take out the weights using their ropes that should fall into the pocket within the jamb lining. After you have removed the sash using the utility knife, remove the weather stripping that was left by hand or with a putty knife.

After the sash has been cleared, you can replace the stoppers that separate the two sashes. They are long pieces of wood that are used to separate the two sashes. Pam prefers the standard 1/2-inch by 3/4 inch window trimming from the lumberyard. However, you can also use with a scrap piece of 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 it's completely dried then apply a top coat of acrylic latex paint. This coating will protect the putty and give your sash a new look.

Sash Hardware

The hardware that supports window sashes may wear out over time and use. This can result in windows or doors that is difficult to open or close. It's good to know that replacing or repair double glazing windows of this hardware is typically straightforward and cost-effective. If a sash isn't easy to operate try spraying oil into the jamb channel and then open it to see if it resolves the issue. If the problem persists it's most likely the sash balance. It is necessary to remove the window sash in order to access the hardware.

Ideally, emergency window repair sashes should move open and shut with minimal effort but this is difficult when the weights wear out or if the sash's meeting rail isn't properly glazed. This problem can be caused by a number of things, such as the lack of maintenance or a mismatched weight rating for the particular window sash.

If the hinge arms of a window are starting to sag, this can cause the sash to slide and eventually hit the frame in the corner in the opposite direction of the hinge arm (Photo 1). To fix the problem, make sure that the sash is in the proper position within the frame opening, and then take it off. If the sash windows repair is screwed to the hinge arm, you'll need to remove the hinge arm 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 inefficiency. 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 bills.

To make these sash repairs, it's important to have all of the necessary tools in place before you begin. Begin by marking the position of the hinge channel on the frame using pencil (Photo 1). This will help you to place the channel in the right position after you've finished. Then, remove the sash and remove the hardware including the beads that separate (Photo 2) and the cords or chains that secure it. Heat gun with nozzle shield and a medium setting will soften any putty that has been hardened. Take off the old sash and store it in a bag labeled.

Sash Weights

Whether your window sash repairs are to replace a damaged cord or to keep your windows functioning and functional, replacing worn-out weights on sash can improve sash operation and reduce energy costs. Sash weights are heavy lead or iron cylinders, which are enclosed inside a hidden compartment and attached to the movable sash by a rope. They provide counterbalance, allowing the window to be shut and opened without using mechanical or electrical devices. The sash-weights are typically ignored or discarded by homeowners and then turned into scrap when they fail; therefore you might need to find replacements.

It's not easy to retrieve an sash-weight which has fallen from the cavity, so you'll need to find one that fits correctly. You will also require a fresh piece of string, a length of sashcord and some sashpulleys to tie the weights you are replacing to the cord.

Mortise and Tenon joints are used to join old wood windows. Pin punch and hammer can be used to remove the wood pegs holding the parts together. The majority of these pegs are large on one side, and smaller on the other. It is important to first remove the smaller diameter sides. Later sashes utilized glue instead of pins. They can be separated with a knife and mallets.

After the sash has been removed then you can take out the stopper on the sash and get access to the weight pocket. This is typically done by drilling tiny holes at the bottom of each jamb. This hole is covered by an access panel made of wood that can be cut off so that you can observe the inner workings of the frame.

After the sash has been stopped and the access panel has been removed, you can take off the weight you used and replace it. Be sure to weigh the sash first to ensure that the weights you have might not be of the right size. After the new weight is installed, thread an appropriate length of string through the pulling mechanism. Then nail the string to the boxed frame, but leave a few inches of string protruding from the head to allow for future adjustments.

Sash Cords

Most old double-hung windows come with a chain or cord attached to the weights which supports and keeps the sashes balanced in the jamb. As time passes, these cords may break, making it difficult to raise the window. A new sash cord will give you the ability to move the sash upwards and downwards and keep it in position when it is opened.

To replace sash cords, the first step is to remove the access panels from the jambs. They are typically installed by screws or nails and will require to be removed or repositioned. You might be able to use a hammer and chisel to prise them off, but it's always better to lay down dust sheets before commencing any work.

Once the access panel is removed, you can start working on the sash. Make the small parting beads (also called "tie rails") out of their grooves with a chisel or flat bar. They are usually wedged in or nailed but can be prised free, so it's worth taking your time here. If the sash remains in place, break the mortise and tenon joints with the help of a hammer and pin or screwdriver, then remove the wood pegs that are on each component. You should now be able to move the sash around freely, although it will probably need some oil if it feels stiff.

With the sash open Take a measurement of the sash chain to reach from the pulley in the top of the jamb to the sash slot at the bottom. Cut the chain or cord and fix it using the step 6 above. You can use either a hammer, nails, or screws. However 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 will be easy to install once you've got the sash unlocked. Depending on the size of your window two or three sash weights could be needed to keep the sash in an open position.