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Window Sash Repairs

Sashes for windows must be inspected regularly for signs of mold, mildew, and damage. By catching problems before they become serious you will save money on repairs in the future.

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

Weather Stripping

Wood window sashes add the classic look to your home. When properly maintained, they can last for years. However, they may become damaged or degraded over time due to exposure to elements and normal wear and tear. Sash repair specialists can restore windows to their original condition and keep them looking great longer than replacement windows.

The first step for 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. Start by identifying the window brand and the glass manufacturer's date (etched on the glass's corners, or the aluminum spacers between panes). Remove the sash, and mark its width and height so you can find a replacement weather stripping that matches.

Then, take it off and place it on a work surface so that you can reach all four sides. If the sash is double-hung, you'll have to remove the weights as well as their accompanying ropes which should have slipped into the intended pocket in the jamb liner. After removing the sash using the utility knife, take off the old weather stripping by hand or using a putty blade.

After the sash has been cleaned, you can replace parting stops. These are long pieces wood that are used to separate the two sashes. Pam prefers to use the standard 1/2-inch by 3/4-inch window trim from the lumberyard. But, you can also substitute for a scrap piece of lumber.

After removing the parting stops and trimming them to your desired length then apply a thin layer of glazing compound on the bottom of the sash. Smooth the compound using your putty tool and let it dry at least a day. Once it's fully cured then apply a top coat of acrylic latex paint. This will protect the putty and give your sash a fresh appearance.

Sash Hardware

The hardware that supports the window repairs near me sashes may wear out over time and use. This can result in a door or a window that is difficult to open or close. The good news is that fixing and replacing this hardware is typically very simple and cost-effective. If a sash isn't easy to operate, try spraying some lubrication into the jamb channel, and then open it to see if it solves the issue. If not, the issue is most likely due to the sash balance, and you'll need to remove the sash in order to access this hardware.

Window sashes need to open and close without much effort. However, this may be a challenge if the weights have been worn out or the sash-to-rail meeting rail is not properly glazed. This could be caused by various reasons that include a lack of maintenance and a mismatched weight rating.

If the hinges on the window begin to move, this can cause the sash drag and eventually hit against the frame in the opposite corner (Photo 1). To correct the issue make sure the sash is in the proper position within the frame's opening and take it off. If the sash has been screwed to the hinge arm, you'll need to unscrew the hinge arm and replace it (Photo 2). Next, install the new sash (Photo 3).

Windows that are old, especially in older houses, can be difficult to close and open due to hinges that are sagging and a general lack of energy efficiency. In most instances, a few minor repairs can transform these windows into smooth operators and save homeowners money on energy bills.

It is crucial to have the tools needed before you begin. Start by marking the location of the hinge channel on the frame with a pencil (Photo 1). This will assist you in getting the channel back in the correct position after you've finished. Take the sash off and then remove all hardware, including the beads for parting cords, chains, and cords that help to hold the sash. Soften any putty that has been hardened with an electric heat gun set to medium and fitted with an nozzle shield. Remove the old sash, and place it in a bag with a label.

Sash Weights

Sash weights can be replaced to improve the operation of your window repair sash and decrease energy costs. Sash weights are composed of heavy iron or lead cylinders that are encased inside a concealed cavity, and attached by ropes to the moveable window sash. These weights function as counterbalances, allowing you to open and close the window without the need for mechanical or electrical devices. The sash weights are often ignored or discarded by homeowners and turned into scrap when they fail. Consequently you may have to search for replacements.

A weight from a sash that fell out of the cavity is difficult to recover and you'll need to locate a new one that is suitable for the. You will also need an additional piece of string, a length sash cord, and a few sash pulleys to tie the new sash weights to the sash cord.

Mortise and Tenon joints can be used to join windows made of older wood. Hammers and pins can be used to cut off the wood pegs holding the components together. The majority of them are large on one side, and smaller on the other. It is crucial to first remove the smaller diameter sides. Sashes that were made later in the century utilized glue instead of pegs and can be separated by cutting the glue line using an instrument, and then tapping the mortised area loose with mallets.

Once the sash is freed and removed, you can take off the sash stop and gain access to the weight pocket. Usually it is done by drilling a hole near the bottom of each jamb. The hole is then covered with an access panel made of wood which can be removed so that you can see the inner workings of the frame.

When the sash has been shut off and the access panel is removed, you are able to remove the old weight and replace it. Make sure you weigh the sash prior to you begin, as the weights that were previously used may be a different size than the one you need. After the new weight is in place then tie a string to it and thread it through the pulley for the sash. Then, you can nail the string to the frame, but only leave a few inches of string sticking out from the head to allow for future adjustments.

Sash Cords

In the majority of double-hung windows, a cord or chain is attached to the weights. This supports and keeps the sashes of the jamb level. Over time, these cords may become damaged and make it difficult to raise the windows. A new sash cord can restore the ability to move the sash upwards and downwards and will keep it in its position when it is opened.

The first step to replace cords for sash is to locate and remove the access panels within the jambs. They are typically fixed or screwed in and will need to be removed or relocated. It is possible to take them out using the hammer or chisel however, it is best to lay out dust sheets before beginning any work.

After the access panel has been removed, you can begin working on the sash. Take the narrow beads (also called "tie rails") out of their grooves with the chisel or flat bar. They are usually wedged in or nailed but can be snipped out, so it's worth taking your time. If the sash is still in place, break the mortise-and tenon joints with a hammer or screwdriver and then take out each wood peg. You should be able to move the sash around freely, though it will probably need some oiling if it seems stiff.

With the sash in an open position, measure enough sash cord/chain to reach from the pulley in the top of the jamb to the sash slot on the bottom. Cut the cord or chain and fix it as described in the previous step. You can use a hammer and screws or nails, but nails are less likely to cause damage.

It is recommended to keep the original weights in place unless you have purchased a kit that will replace the counterbalance that was previously installed. They're not costly and are easy to install if you purchase them at architectural salvage stores. Depending on the size of your window two or three sash weights could be needed to keep the sash in an open position.