Window Sash Repairs

Check the windows sashes regularly for any damage, mildew and mold. If you catch these issues early you will save money on repairs in the future.

The sash is an inside frame that is able to move upwards and downwards in windows that open. This article will show you how to perform several simple repairs to the sash.

Weather Stripping

Wooden window sashes can add a classic look to your home. They are also durable and will last for many years provided they are properly maintained. However, they can be damaged or deteriorate as time passes due to exposure to the elements and wear and wear and tear. Sash repair experts can restore windows back to their original condition and maintain their appearance longer than replacement windows.

The first step to sash window repairs is addressing weather stripping, which can be found on both the sash as well as the frame. It could cause drafts if worn or loose. To fix it, start by determining the brand of your window and glass manufacturer date (etched in the corner of the glass or on the aluminum spacer between panes). Then, take the sash off and mark its height and width, so you can find the appropriate weather stripping replacement to match.

Then, remove the sash and place it on a table so that you can reach all four sides. If your sash has a double-hung, you'll have to remove the weights and their accompanying ropes that should have fallen into the pocket of the jamb liner. After you have removed the sash using the utility knife, you can remove the old weather stripping by hand or with a putty blade.

After the sash is cleared, you can install the parting stops. 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 trim from the lumberyard. But, you can also use for a scrap piece of lumber.

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

Sash Hardware

The hardware that supports window sashes may wear out over time and with use. This can result in the window repair near me or door that is difficult to open or close. The good thing is that fixing and replacing this hardware is typically quite simple and inexpensive. If you are having trouble opening a sash, spray some grease into the jamb channel. Then, slide the sash up and open to see if that fixes the issue. If not, the issue is likely to be with the balance of the sash and you'll need to take out the sash in order to access the hardware.

Ideally, window repair near me sashes should move open and shut with minimal effort but this can be an issue when the weights are worn or if the sash's meeting rail isn't properly coated. This problem can be caused by a number of factors, including lack of maintenance or by a mismatched weight rating for the specific sash.

If the hinge arms on windows begin to slide, this could cause the sash to drag and eventually hit against the frame at the opposite corner (Photo 1). To correct the issue ensure that the sash is centered in the frame opening, and then remove it. If the sash is attached to the hinge arm, remove the hinge and replace it. (Photo 2). Next, install the new sash (Photo 3).

Old windows, particularly those in older homes, can be difficult to open and close due to sagging hinges and a general lack of energy efficiency. Sometimes it is a matter of making a few minor adjustments that can allow these windows to operate smoothly and help homeowners save money on their energy bills.

To complete these sash repairs it is important to have all the tools needed before you begin. Mark the hinge channel location on the frame (Photo 1) with pencil. This will allow you to put the channel in the correct place when you are finished. Take the sash off and take out all the hardware including the parting beads cords, chains, and cords that keep the sash in place. A hot gun with nozzle shield and medium setting will soften any hardened putty. Remove the old sash and put it in a bag with a label.

Sash Weights

Whether your window sash repairs are to replace a damaged cord or just to ensure that the windows are functional by replacing worn out weights for sash will improve its operation and help reduce energy costs. Sash weights are heavy, lead or iron cylinders that are enclosed inside a hidden compartment and attached to the movable sash by a rope. These weights provide counterbalance, allowing the window to be shut and opened without the use of electrical or mechanical devices. The sash-weights are typically disregarded or disabled by homeowners, and are turned into scrap when they fail. Consequently you might need to find replacements.

A sash weight that has fallen out of the cavity is difficult to retrieve and you'll need to locate a new one that fits properly. You will also require an additional piece of string, a length of sash cord, and a few sash pulleys to connect the new sash weights to the sash cord.

Older windows made of wood are joined using mortise and tenon joints. The wood pegs holding the components together can be removed by the use of a pin punch and hammer. The majority of these pegs are large on one side and smaller on the other. It is essential to remove first the smaller diameter sides. Later sashes utilized glue instead of pins. They can be separated with a knife and a mallet.

After the sash is released, you can remove the sash stops and gain access to the weight pockets. Usually this is accomplished by drilling an opening at the bottom of each jamb. This hole is then covered by a wooden access panel which can be removed to let you observe the inner workings of the frame.

After the sash has been stopped and the access panel removed, you will be able to remove the old sash weight and replace it with new. Weigh the sash first because the weights you have might not be the correct size. After the new weight has been installed, run an appropriate length of string through the pulling mechanism. Then attach the string to the frame, but leave a few inches of string hanging from the head for future adjustment.

Sash Cords

Most double-hung windows of the past have a cord or chain attached to the weights that keeps the sashes in balance in the jamb. Over time, these cords could break, making it impossible to raise the window. A new sash cord can restore the ability to move the sash upwards and downwards and keep it in place when it is 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 need to be removed. You may be able to use a hammer or chisel to remove them however, it is always best to lay down dust sheets before commencing any work.

After the access panel has been removed, you can start working on the sash. Utilize a flat bar, or chisel to pry the small parting beads from their grooves. They are typically wedged into or nailed but can be prised free and it's worth your time here. If the sash is still in place, pull the mortise and tenon joints free with a screwdriver or hammer and then take out each wood peg. The sash should be able move freely now, but it may require some lubrication to feel less stiff.

With the sash open With the sash in an open position, measure the sash chain or cord to extend from the pulley on the top of the jamb to the sash slot in the bottom. Cut the cord or chain and attach it in Step 6 above. You can use either nail, hammer or screws. However nails are less likely than screws to cause damage.

It's best to leave the original weights in place unless you've purchased a kit to replace the old counterbalance. They're not costly and simple to install if you purchase them at architectural salvage stores. Depending on the dimensions and shape of your window, you might need to install one or two sashweights to keep the sash open.