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Window Sash Repairs

Window sashes need to be inspected regularly for signs of mold, mildew, and damage. By catching these problems early, you can save money on future repairs.

The sash is an inside frame that moves upwards and downwards in windows that are open. This article will show you how to make several simple repairs to sash.

Weather Stripping

Wooden window sashes can add an elegant appearance to your home. They are also durable and last for a long time when they are maintained properly. However, they may become damaged or deteriorate as time passes because of exposure to the elements and normal wear and wear and tear. Sash repair specialists can restore windows to their original state and keep them looking great longer than replacement windows.

The first step in sash window repairs is addressing weather stripping. It's found on both the sash and frame. If it's worn or loose, out, it can cause drafts and other problems. To fix it, start by determining your window's brand and glass manufacturer date (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 that you can purchase replacement weather stripping that matches.

Next, remove the sash and set it on a work surface so you can access all four sides. If your sash was double-hung, take out the weights using their ropes that should have fallen into the pocket within the jamb lining. Once you've removed the sash and the weights, use a utility knife to cut away the weather stripping that was formerly in place at the corners, then take it off by hand or using a putty knife.

After the sash is cleared, you can replace parting stops. These are long pieces that separate the sashes. Pam likes to replace these with standard 1/2-inch by 3/4-inch window trim from the lumberyard, however you can also use a piece of scrap wood.

After removing the parting stop and trimming it to length after which, apply a thin layer of glazing compound on the bottom of the sash. Smooth the compound with your putty knife and let it dry for at least a day. After the putty has completely cure and dried, you can apply an acrylic latex topcoat. This will protect the putty and give your sash a fresh look.

Sash Hardware

The hardware that holds window sashes is susceptible to wear and tear due to age and use, and the result can be a door or window that isn't able to open or close easily. The good news is that repairing and replacing this hardware is typically relatively easy and affordable. If you are having trouble opening a sash spray some lubricant into the jamb channel. Then, you can slide the sash up and open to see if that fixes the issue. If the problem persists, it is most likely to be due to the sash's balance. It is necessary remove the window repair sash in order to reach this hardware.

Window sashes should be able to open and close with minimal effort. However, this could be a challenge if the weights have been worn out or the sash connecting rail isn't coated. This problem can be caused by a number of factors, including the lack of maintenance or a mismatched weight rating for the specific sash.

If the hinge arms of a window are starting to sag, this can cause the sash to slide and eventually strike the frame in the corner directly opposite the hinge arm (Photo 1). To correct the issue ensure that the sash is in the proper position within the frame's opening and take it off. If the sash is secured to the hinge arm, you'll have to loosen the hinge arm and replace it (Photo 2). Then, you can install the new sash (Photo 3).

Because of sagging hinges and a general lack in energy efficiency, older windows particularly those in older houses, could be difficult to open and window Repairs close. In most instances, a few minor repairs can transform these windows into smooth operators for the first time and save the homeowner cash on energy costs.

To make these repairs to the sash, it's important to have all the necessary tools lined up before you begin. Mark the hinge channel location on the frame (Photo 1) using a pencil. This will allow you to position the channel in the proper place when you are finished. Remove the sash, and remove all the hardware including the parting beads cords, chains, and cords that help to hold the sash. The nozzle shield of the heat gun and a medium setting can soften any hardened glue. Take off the old sash and put it in a labeled bag.

Sash Weights

Sash weights can be changed to improve the performance of your window sash and decrease the energy cost. Sash weights consist of iron or lead cylindricals that are contained in a hidden cavity and attached by ropes to the moveable window sash. They function as counterbalances and allow you to open and close the window without the need for mechanical or electrical devices. The sash weights are usually ignored or discarded by homeowners, and are turned into scrap when they fail. Consequently, you may need to search for replacements.

It's not easy to retrieve 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 new piece of string, a length of the sash cord, as well as some sash pulleys to connect the new sash weights the sash cord.

Older wood windows are joined with mortise and tenon joints. Hammers and pins can be used to take out the wood pegs that hold the components together. Most of these pegs have an enormous diameter on one side and a smaller size on the other, window repairs which is why it is crucial to take out the smaller-diameter ones first. Later sashes utilized glue instead of pins. They can be cut by using a knife or mallet.

Once the sash is freed then you can take out the stopper on the sash and get access to the weight pocket. This is usually done through a small hole at the bottom of each jamb. The hole is surrounded by a wooden panel that can be removed to reveal the inner workings.

Once the sash is stopped and the access panel is removed, you can take off the old weight and replace it. Weigh the sash first, as the weights you have may not be the correct size. After the new weight is installed, run the string through the sash pulling mechanism. 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

Most old double-hung windows have a cord or chain connected to the weights that keeps the sashes balanced in the jamb. Over time, these cords may become damaged and make it difficult to raise the windows. A new sash cord will give you the ability to move the sash up and down and keep it in position when it is opened.

The first step to replace sash cords is to find and take out the access panels located in the jambs. They are usually fixed or screwed in and will need to be removed or relocated. You may be able to use a hammer and chisel to prise them off, but it's always better to lay down dust sheets prior to commencing any work.

After the access panel has been removed, you can begin working on the sash. Utilize a flat bar, or chisel, to pry the narrow parting beads out of their grooves. It is essential to be patient because they are usually placed in a wedge or nail. If the sash remains in place, remove the mortise and tenon joints with the help of a hammer and pin or screwdriver, then remove the wood pegs on each component. The sash should be able move freely, however it might require some lubrication to make it feel less stiff.

Take a measurement of the length of the sash chain or sash cord needed to reach the sash slot at the bottom, and the pulley located at the top of the jamb. Cut the cord or chain and secure it in Step 6 above. You can do this with a hammer, nails or screws. However, nails are less likely to cause damage.

It's best to leave the original weights if you have purchased a kit that will replace the counterbalance. It's not expensive to buy them from architectural salvage stores and they'll be easy to install once you have the sash opened. Based on the size of your window one or two sash weights could be needed to keep the sash in an open position.