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Window Sash Repairs

Sashes for windows must be regularly checked for mold, mildew, and damage. You can avoid future repair costs by catching the issues early on before they become out of control.

The sash is an interior framing that can be moved vertically up or down in windows that are open. This article will demonstrate how to perform several simple repairs to sash.

Weather Stripping

Wood window sashes add an elegant look to your home. If properly maintained, they will last for years. However, they can be damaged or degraded over time, due to exposure and normal wear. Thankfully, sash repair experts can restore your windows back to their original condition and keep them looking great for longer than replacement windows.

The first step for repair sash upvc window repairs damage is to fix weather stripping, which is found on both the sash and frame. It can cause drafts if it's worn or loose. Start by identifying the window's brand and the date of manufacture for the glass (etched on the glass's corner, or the aluminum spacers between panes). Then, remove the sash and mark its height and width to find the appropriate weather stripping replacement to match.

Then, take the sash from its holder and place it on a flat surface to allow you to reach all four sides. If your sash has been double-hung, remove the weights using their ropes that should have fallen into the pocket within the jamb lining. After removing the sash using the utility knife, you can remove the weather stripping that was left by hand or with a putty blade.

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

After removing the stoppers for parting and cutting them to the desired length then apply a thin layer of glazing compound to the bottom of the sash. Smooth the compound using your putty tool and let it dry for at least one day. After it has fully dried, apply a top coat of acrylic latex paint. This will protect the putty and give your sash a modern appearance.

Sash Hardware

The hardware that supports window repair near me sashes may wear out with time and use. This could result in a door or a window repair that is difficult to open or close. It's a good idea to know that replacing and repairing this hardware is often simple and inexpensive. If a sash isn't easy to operate, try spraying some lubrication into the jamb channel then slide it open to see if that solves the issue. If not, the issue is likely with the sash balance, and you'll need to take out the sash to gain access to the hardware.

Ideally, window sashes should move open and shut without effort, but this can be difficult when the weights wear out or if the sash that joins rail isn't properly glazed. This issue could be caused by a variety of reasons, such as insufficient maintenance or a mismatched weight rating for the particular sash.

If the hinge arms of a window begin to sag, this can cause the sash to drag and eventually hit the frame in the corner directly opposite the hinge arm (Photo 1). To correct the issue make sure 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 have to remove the hinge arm and replace it (Photo 2). Then, you can install the new sash (Photo 3).

Old windows, especially those in older homes, can be difficult to close and open due to hinges that are sagging and general lack of energy efficiency. In most instances, a few easy repairs can transform these windows into smooth operators again and save the homeowner money on energy costs.

In order to make these repairs to sash it is important to have all the tools needed before you begin. Begin by marking the location of the hinge channel on the frame with a pencil (Photo 1). This will make it easier to put the channel in the proper location after you've completed. Remove the sash, and then remove the hardware including the parting beads (Photo 2) and the cords or chains that secure it. The nozzle shield of the heat gun and medium setting will soften any putty that has been hardened. Remove the old sash and store it in a labeled bag.

Sash Weights

Sash weights can be changed to enhance the efficiency of your window sash, and also reduce energy costs. Sash weights are composed of heavy lead or iron cylinders that are enclosed in a concealed cavity and attached by a rope to the movable window sash. These weights 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 have to locate replacements.

A weight from a sash that fell out of the cavity is difficult to recover It is therefore important to find a new one that fits properly. 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.

Older windows made of wood 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 them have large diameters on one side and a smaller one on the other, which is why it is crucial to take out the smaller-diameter sides first. Later sashes utilized glue instead of pins. They can be separated by using a knife and a mallet.

After the sash is removed, you can remove the stopper on the sash and get access to the weight pocket. Usually it is done by drilling a hole near the bottom of each jamb. The hole is surrounded by an unfinished wooden panel that can be removed to reveal the interior workings.

After the sash has been stopped and the access panel removed, you'll be able to take off the old sash weight and replace it with new. Be sure to weigh the sash before you do this, since the weights that were previously used may be different in size from the one you need. Once the new weight is installed then tie a string to it and then thread it through the sash pulley. Then, you can attach the string to the boxed frame. Leave a few inches protruding at the end of the string to allow future adjustments.

Sash Cords

In the majority of old double-hung windows, a chain or cord is affixed to the weights. This keeps the sashes within the jamb level. As time passes, these cords can become damaged and render it impossible to raise the windows. A new sash cord will restore the ability to move the sash upwards and downwards and will keep it in its place when opened.

The first step to replace sash cords is to locate and remove the access panels within the jambs. These are usually attached by nails or screws and must be removed. It is possible to remove them using a hammer or chisel, but it is always better to lay out dust sheets prior to beginning any work.

After removing the access panel, you can begin working on the sash. Utilize a flat bar or chisel to pry the tiny parting beads out of their grooves. It is important to take your time as they're often stuck or nailed to the floor. If the sash is still in place, break the mortise-and-tenon joints out using a hammer or screwdriver, then remove each wood peg. It should now be possible to move the sash around freely, although it will probably need some oil if it feels stiff.

Take a measurement of the length of sash chain/sash cord required to reach the sash slot on the bottom from the pulley at the top of the jamb. Cut the cord or chain and secure it as in the previous step. You can either employ a hammer, screws or nails, however nails are less likely to cause damage.

It is recommended to keep the original weights if you have purchased a kit to replace the counterbalance that was previously installed. It's not expensive to buy them from architectural salvage stores and they'll be simple to install once you have the sash opened. Depending on the size of your window, one or two sashweights may be needed to keep the sash in an open position.