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Window Sash Repairs

Check the windows sashes regularly for any damage, mildew and mold. By catching these problems early, you can save money on repairs in the future.

The sash is an inside frame that can move upwards and downwards in windows that are open. This article will teach you how to perform simple sash repairs.

Weather Stripping

Wood window sashes provide the classic look to your home. If properly maintained, they will last for years. They can, however, be damaged or degraded over time due to exposure and normal wear and tear. Thankfully, sash repair experts can restore your windows to their original condition and keep them looking fantastic for longer than replacement windows.

The first step to sash window repairs is addressing weather stripping, which can be found on both the sash and frame. If it's loose or worn out, it can lead to drafts and other problems. To fix it, start by finding your window brand and glass manufacturer date (etched in the corner of the glass or on the aluminum spacer between panes). Remove the sash and mark its size and width so that you can find a replacement weather stripping that matches.

Then, you can remove the sash from its holder, and place it on an even surface that allows you to see all four sides. If your sash is double-hung, you'll have to remove the weights and their accompanying ropes which should have slipped into the pocket of the jamb liner. After removing the sash with the utility knife, take off the weather stripping from the old sash by hand or with a putty blade.

When the sash is clean and clean, you can put in the parting stops. They are long pieces of wood that separate the two sashes. Pam likes to replace them with standard 1/2-inch-by 3/4-inch window repairman trim from the lumberyard, however you can also use scrap wood.

After removing the stopper and trimming it to length, apply a thin coat of glazing compound on the bottom of the sash. Smooth it out using your putty knife, then let it dry for a minimum of a day. When it's completely dried, apply a top coat of acrylic latex paint. This will protect the putty and give your sash a new look.

Sash Hardware

The hardware that holds upvc window repairs sashes is susceptible to wear and tear due to time and usage and the result could be a door or window that can't be opened or closed easily. It's good to know that replacing and fixing this hardware is usually simple and inexpensive. If you're having trouble opening a sash spray some lubricant into the jamb channel. Then slide the sash up and open to see if that fixes the problem. If the problem persists it's likely the sash balance. You'll need remove the window sash to reach this hardware.

The ideal situation is for window sashes to move open and shut with minimal effort however, this can be an issue when the weights wear out or if the sash that joins rail isn't properly coated. This problem can be caused by a number of reasons, such as insufficient maintenance or a mismatched weight rating for the specific window sash.

If the hinge arms on a window begin to sag this could cause the sash to drag, and then eventually to hit the frame at the opposite corner (Photo 1). To correct the issue, make sure that the sash is in the proper position within the frame opening and then take it off. If the sash has been screwed to the hinge arm, you'll need to loosen the hinge arm and replace it (Photo 2). Install the new sash (Photo 3).

Old windows, especially those in older homes, can be difficult to open and close, due to sagging hinges and general lack of energy efficiency. Many times just a few easy fixes can make these windows operate smoothly again and save homeowners money on energy bills.

It is crucial to have the tools you need before you begin. Mark the hinge channel location on the frame (Photo 1) using pencil. This will help you to place the channel in the correct position after you've finished. Take the sash off and then remove all hardware, including the parting beads, cords, and chains that hold the sash in place. Heat gun with nozzle shield and a medium setting will soften any hardened glue. Remove the old sash, and put it in a bag with a label.

Sash Weights

Sash weights can be changed to improve the operation of your window sash and reduce the energy cost. Sash weights are composed of heavy lead or iron cylindricals that are contained inside a concealed cavity, and are connected via ropes to the movable window sash. They provide counterbalance, allowing the window to be shut and opened without using mechanical or electrical devices. When they fail, sashweights are usually ignored or disabled by homeowners.

A weight from a sash that fell out of the cavity is difficult to recover and you'll need to find a new one that fits properly. You will also require a fresh piece of string, a length of sashcord and a few sashpulleys to secure the new weights to the cord.

Mortise and Tenon joints can be used to join older wood windows. Pin punch and hammer can be used to take out the wood pegs holding the components together. The majority of these pegs are large on one side, and smaller on the other. It is essential to first remove the smaller diameter sides. Later sashes used glue instead of pins. They can be separated by using a knife and a mallet.

After the sash is released, you can remove the stops on the sash and get access to the pockets for weights. This is typically done by drilling an opening at the bottom of each jamb. This hole is covered with the wooden panel which can be removed to reveal the inside workings.

After the sash has been stopped and the access panel removed, you'll be able to take off the weight of the old sash and replace it with new. Be sure to weigh the sash before you do this, since the old weights could be different sizes than what you require. Once the new weight is in place you can tie a string around it and then thread it through the sash pulley. Then, attach the string to the boxed frame. Leave a few inches of space at the end of the string to allow future adjustments.

Sash Cords

Most old double-hung windows have a cord or chain connected to the weights that supports and keeps the sashes balanced within the jamb. As time passes, these cords can become damaged and make it difficult to raise the windows. A new sash cable will restore the ability to move and lower the sash and ensure it stays in place when opened.

To replace sash cords the first step is to remove the access panels from the jambs. They are typically attached by nails or screws and need to be removed. It is possible to take them out using a hammer or chisel, however, it is best to lay out dust sheets prior to beginning any work.

Once the access panel is removed, you can start working on the sash. Prise the narrow parting beads (also known as "tie rails") out of their grooves using flat bar or chisel. It is essential to be patient because they are usually wedged or nailed in place. If the sash is in place, pry out the mortise and tenon joints using the help of a hammer and pin or screwdriver, then unhook the wood pegs on each piece. You should now be able to move the sash back and Window Sash Repairs forth freely, though it may require oiling if it seems stiff.

With the sash open, Window Sash Repairs measure enough sash cord/chain to extend from the pulley at the top of the jamb to the sash slot in the bottom. Cut the chain or cord, and then attach it as described in the step 6 above. You can use a hammer, nails, or screws. However nails are less likely than screws to cause damage.

If you don't have an upgrade kit to replace the old counterbalance system, it is recommended to keep the original weights for balancing in place. It's not expensive to buy them from architectural salvage stores and they will be easy to install once you've got the sash unlocked. Based on the dimensions and shape of your window, you may require one or two sashweights to keep it open.