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Window Sash Repairs

Make sure to check the sashes of your windows regularly for signs of damage, mildew and mold. If you catch these issues early you will save money on future repairs.

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

Weather Stripping

Wooden window sashes can add an elegant look to your home. They are also sturdy and can last many years when they are maintained properly. However, they can be damaged or degrade in time because of exposure to the elements and normal wear and tear. Thankfully, sash repair experts can restore your windows to their original condition and keep them looking fantastic for a longer period of time than replacement windows repairs.

Weather stripping is the primary aspect to consider when you are repairing windows with sash. It's located on both the frame and the sash. If it's damaged or worn out, it can cause drafts and other issues. Start by identifying the brand of window and the date of manufacture for the glass (etched on the glass's corner or the aluminum spacers between panes). Remove the sash, and mark its size and width so that you can purchase replacement weather stripping that matches.

Then, remove the sash and place it on a table to allow access to all four sides. If the sash is double-hung, you'll also need to remove the weights as well as the ropes that go with them that should have fallen into the pocket of the jamb liner. After you've removed the sash and the weights, use a utility knife to cut off the old weather stripping at the corners. Then, take it off by hand or with a putty knife.

Once the sash is clear it is time to replace the parting stops. These are long pieces that divide the 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 stoppers for parting and trimming them to the desired length then apply a thin layer of glazing compound on the bottom of the sash. Smooth the compound using your putty tool, and allow it to dry for at least a day. When the putty is fully dried and dried, you can apply a topcoat of acrylic. This will help protect the putty, and give your sash window Repair a fresh appearance.

Sash Hardware

The hardware that supports window sashes is prone to wearing out from the wear and tear of use, and the result can be a window or door that won't open or close easily. The good thing is that fixing and replacing this hardware is usually relatively easy and affordable. If a sash is difficult to operate, try spraying some oil into the jamb channel and then slide it open to see if this fixes the problem. If the problem persists it's most likely to be due to the sash's balance. You'll need to take off the window sash to get access to this part of the hardware.

Ideally, window sashes should move open and shut with minimal effort however, this can be an issue when the weights wear out or if the sash's meeting rail isn't properly glazed. This problem could be caused by various reasons, including a lack of maintenance and a mismatched weight rating.

If the hinges on a window begin to sag this can cause the sash drag, and then eventually to hit the frame in the opposite corner (Photo 1). To resolve this problem, first ensure that the sash fits squarely in the opening of the frame and then remove it from the window. If the sash is attached to the hinge arm, unbolt the hinge and replace it. (Photo 2). Install the new sash next (Photo 3).

Due to hinges that are sagging, and a general lack of energy efficiency, older windows, especially those in older homes, may be difficult to open or close. Many times it is a matter of making a few minor adjustments that can help these windows function smoothly once more and help homeowners save money on energy costs.

It is important to have the tools you need before you start. Mark the location of the hinge channel on the frame (Photo 1) with pencil. This will assist you in getting the channel back into position correctly after you've completed. Take the sash off and then remove all 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 will soften any hardened glue. Remove the old sash, and place it in a bag with a label.

Sash Weights

Whether your window sash repairs are to replace a damaged cord or simply to ensure that the windows are functional and functional, replacing worn-out weights for sash will improve its operation and reduce the energy cost. Sash weights are heavy lead or iron cylinders enclosed in a hidden cavity and connected to the movable the sash with a rope. These weights provide counterbalance which allows the window to be closed and opened without the need for mechanical or electrical devices. If they fail, sashweights tend to be ignored or disabled by homeowners.

It is difficult to recover a sash-weight that has fallen from the cavity, so you'll need to find one that is suitable for the. You will also require an additional piece of string, a length of sash cord and some sash pulleys that will tie the new sash weights the sash cord.

Older wood windows are joined with mortise and tenon joints. Hammers and pins can be used to cut off the wood pegs that hold the parts together. Most of these pegs have a large diameter on one side and a smaller one on the other, so it is essential to remove the smaller-diameter ones first. Sashes that were made later in the century utilized glue instead of pegs. They can be separated by cutting through the glue line with the help of a knife, and then tapping the mortised part loose with a mallet.

After the sash is removed, you can take off the sash stops and gain access to the pockets for weights. Usually it is done by drilling a hole near the bottom of each jamb. The hole is then covered with an unfinished wooden panel that can be removed to reveal the inside workings.

Once the sash is stopped and the access panel is removed, you can remove the weight you used and replace it. Be sure to weigh the sash before you begin, as the weights that were previously used may be a different size than what is needed. After the new weight has been installed, thread a string through the sash pulling mechanism. Then nail the string to the frame, but leave a few inches of string sticking out from the head to allow for future adjustments.

Sash Cords

In the majority of old double-hung windows, a cord or chain is affixed to the weights. This helps keep the sashes of the jamb in a balanced manner. Over time, these chains may become damaged and make it impossible to raise windows. A new sash cable will give you the ability to move and lower the sash, and ensure it stays in place when opened.

The first step to replace sash cords is to locate and remove the access panels within the jambs. They are typically screwed or nailed in and must be removed. It may be possible to take them out using a hammer or sash Window repair chisel, but it is always better to lay out dust sheets prior to beginning any work.

After you have removed the access panel, you are able to begin to work on the sash. Utilize a flat bar, or chisel, to pry the small partsing beads out of their grooves. These are often wedged in or nailed in, but they can be removed and it's worth your time here. If the sash remains in place, pry the mortise and tenon joints free using a hammer or screwdriver, then remove each wood peg. You should now be able to move the sash back and forth freely, although it might require oil if it feels stiff.

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

If you don't have a kit that replaces the old counterbalance system it is recommended to keep the original balancing weights in place. It's cheap to purchase them from architectural salvage stores and they'll be simple to install once you have the sash unlocked. Depending on the size of your window, one or two sash weights might be required to keep it in an open position.