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Window Sash Repairs

Check the windows sashes regularly for signs of damage, mildew and mold. You can avoid the cost of repairs in the future by catching the issues early, before they become too much.

The sash is an interior frame that can move up and down vertically in windows that open. This article will show you how to do a variety of simple sash repair.

Weather Stripping

Wooden window sashes can give an elegant look to your home. They are also durable and last for a long time if they are properly maintained. They can, however, be damaged or degraded over time due to exposure or normal wear and tear. Sash repair experts can restore windows to their original state and maintain their beauty much longer than replacement windows.

The first step in sash window repairs (read this article) is addressing weather stripping, which is found on both the sash as well as the frame. If it's worn or loose, out, it can cause drafts and other issues. To fix it, begin by finding your window brand and the date of manufacture for the glass (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 you can get new weather stripping that is compatible with the original.

Next, remove the sash and place it on a table so that you can reach all four sides. If your sash was double-hung, you must remove the weights with their ropes that should fall into the pocket inside the jamb lining. After you have removed the sash using the utility knife, take off the weather stripping that was left by hand or with the putty blade.

When the sash is clean, you can replace the parting stops. They are long pieces of wood that separate the two sashes. Pam prefers the standard 1/2-inch by 3/4-inch upvc window repairs near me trimmings from the lumberyard. However, you could substitute a scrap piece of wood.

After removing the parting stop and trimming it to length, apply a thin coat of glazing compound over the bottom of the sash. Smooth the compound using your putty tool, and allow it to dry for 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 look.

Sash Hardware

The hardware that supports windows sashes can become worn out over time and with use. This could lead to a door or a window that is difficult to open or close. It's important to know that replacing and fixing this hardware is usually simple and inexpensive. If you are having trouble opening the sash, spray some lubricant into the jamb channel. Then, slide the sash open to see if this resolves the issue. If the problem persists it's likely the sash balance. You will need to remove the window sash in order to get access to this part of the hardware.

Window sashes should open and close without much effort. However, this can be difficult if the weights are worn out or the sash connecting rail isn't properly coated. This issue could be caused by a number of reasons, such as the lack of maintenance or a mismatched weight rating for the specific sash.

If the hinge arms of a window are beginning to sag, this can cause the sash's to drag and eventually strike the frame in the corner directly opposite the hinge arm (Photo 1). To fix the problem, make sure that the sash is centered in the frame opening and then remove it. If the sash is secured to the hinge arm, you'll need to loosen the hinge arm and replace it (Photo 2). Then, you can install the new sash (Photo 3).

Due to sagging hinges, and a general lack of energy efficiency, old windows particularly those in older houses, could be difficult to open and close. In many instances, a few easy repairs can turn these windows into smooth operation again and save the homeowner money on energy bills.

It is essential to have the tools you need before you begin. Mark the location of the hinge channel on the frame (Photo 1) with pencil. This will allow you to place the channel in the right position after you've finished. Take the sash off, and remove all the hardware including the parting beads cords, chains, and cords that hold the sash in place. A hot gun with nozzle shield and medium setting will soften any hardened glue. Take off the old sash and store it in an labelled bag.

Sash Weights

Sash weights can be replaced to enhance the efficiency of your window sash and reduce energy costs. Sash weights are made of heavy iron or lead cylinders that are encased in a concealed cavity and connected by ropes to the moveable window sash. These weights act as counterbalances and allow you to open and shut the window without requiring mechanical or electrical devices. When they fail, sashweights are usually left unnoticed or disabled by homeowners.

It's not easy to retrieve the sash-weight that fell 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 sash cord, and a few sash pulleys to tie the new sash weights the sash 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 that hold the components together. Most of these pegs have an enormous diameter on one side and a smaller size on the other, so it is important to remove the smaller-diameter sides first. Sashes that were made later in the century made use of glue instead of pegs and can be separated by cutting through the glue line with the help of a knife, and then tapping the mortised section loose with a mallet.

Once the sash has been released, you can remove the stops on the sash and get access to the weight pockets. This is typically done by drilling tiny holes at the bottom of every jamb. The hole is then covered with a wooden access panel which can be removed to let you view the inside of the frame.

After you have the sash stopped and the access panel removed, you'll be able to remove the weight of the old sash and replace it with new. Make sure you weigh the sash before you begin, as the old weights could be different sizes than the one you need. After the new weight is installed, run a string through the sash pulling mechanism. Then, you can attach the string to your boxed frame. Leave a few inches at the head of the string for future adjustments.

Sash Cords

In the majority of old double-hung windows, a cord or chain is attached to the weights. This supports and keeps the sashes in the jamb level. Over time, these chains can get damaged and make it impossible to raise windows. A new sash cable will restore the ability to move and lower the sash and keep it in position when opened.

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

After removing the access panel, you are able to begin to work on the sash. Use a flat bar or chisel to pull the narrow partsing beads out of their grooves. They are typically wedged into or nailed, but they can be removed, so it's worth taking your time. If the sash remains in place, pry the mortise and tenon joints free with a screwdriver or hammer and then remove each wood peg. It should now be possible to move the sash around freely, though it may require lubrication if it feels stiff.

Determine the length of the sash chain or sash cord required to reach the sash slot on the bottom from the pulley located at the top of the jamb. Cut the cord/chain, and then fix it using the previous step. You can use a hammer and nail or screws, but nails are less likely to cause damage.

If you haven't purchased an item that replaces the counterbalance system that was in place before, it's recommended to keep the original weights for balancing in place. They're not costly and easy to install if you buy them from salvage shops for architectural use. Based on the dimensions and shape of your window, you might need to install one or two sashweights to keep the sash open.