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Window Sash Repairs

Window sashes need to be checked regularly for mold, mildew, and damage. You can save the cost of repairs in the future by catching problems early on, before they become too much.

The sash is an interior framing that moves vertically upwards or downwards in windows that open. This article will teach you how to do a variety of simple repairs to the sash.

Weather Stripping

Wood window sashes add the classic look to your home and, when properly maintained, they can last for years. However, they may become damaged or degraded over time due to exposure to elements and wear and 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 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. Begin by identifying the brand of window and the manufacturer's date (etched on the glass's corners or on the aluminum spacers between panes). Take the sash off, and mark its size and width so that you can find a replacement weather stripping that matches.

Then, remove the sash and place it on a table so that you can reach all four sides. If your sash has a double-hung, you'll also need to remove the weights as well as their ropes which should have slipped into the pocket of the jamb liner. After you've removed the sash, use a utility knife to cut away the weather stripping that was formerly in place at the corners, then remove it manually or with a putty knife.

After the sash has been cleared, you can install 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 trimmings from the lumberyard. However, you can also substitute for a scrap piece of lumber.

After removing the stopper and cutting it to length and then apply a thin layer of glazing compound on the bottom of the sash. Smooth out the compound using your putty knife, and then let it dry for at least a few days. Once the putty has fully cure and dried, you can apply an acrylic latex topcoat. This will protect the putty and give your sash a new look.

Sash Hardware

The hardware that supports window sashes susceptible to wear and tear due to the wear and tear of use, and the result can be a door or window that can't be opened or closed easily. It's important to know that replacing and repairing this hardware is often simple and inexpensive. If a sash is difficult to operate you can try spraying some grease into the jamb channel then slide it open to see if this solves the issue. If the issue continues it's likely that the sash balance is off. You'll need to remove the window sash in order to reach this hardware.

Window sashes should open and close with little effort. However, this may be a challenge if the weights have been worn out or the sash-to rail connecting rail isn't covered with. This issue can be caused by a variety of factors, including insufficient maintenance or an incorrect weight rating for the specific window repair sash.

If the hinges on windows begin to slide, this can cause the sash drag and eventually hit against the frame at the opposite corner (Photo 1). To address 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 was fixed to the hinge arm, remove the hinge and replace it. (Photo 2). Install the new sash (Photo 3).

Windows that are old, especially in older homes, can be difficult to open and close due to sagging hinges and an overall inefficiency. In most instances, a few easy repairs can transform these windows into smooth operators for the first time and save the homeowner money on energy bills.

In order to make these repairs to sash it is essential to have all the necessary tools lined up before you begin. Mark the location of the hinge channel on the frame (Photo 1) using a pencil. This will assist you in getting the channel back on position correctly after you've completed. Remove the sash and take out all the hardware including the parting beads cords, chains, and cords that hold the sash in place. The nozzle shield of the heat gun and medium setting will soften any hardened putty. Remove the old sash and place it in a bag with a label.

Sash Weights

Whether your window sash repairs are to replace a broken cord or just to ensure that the windows are functional, replacing worn out weights for sash will improve its operation and cut down on energy consumption. Sash weights are heavy, lead or iron cylinders that are enclosed in a concealed cavity and connected to the movable sash by a rope. These weights provide counterbalance that allows the upvc window repair to be opened and closed without using mechanical or electrical devices. The sash weights are often ignored or discarded by homeowners and then turned into scrap when they break; therefore, you may need to find replacements.

A weight from a sash that fell out of the cavity is difficult to get back and you'll need to find a new one that fits correctly. You will also require a new piece string, a length sashcord and a few sashpulleys for tying the weights you are replacing to the cord.

Older wood windows are joined by mortise and tenon joints. The wood pegs that hold the parts together can be removed by the use of a pin punch and hammer. The majority of them have large diameters on one side and a smaller diameter on the other side, so it is crucial to take out the small-diameter sides first. Later sashes utilized glue instead of pins. They can be separated with a knife and mallet.

After the sash is released, you can remove sash stops and gain access to the pockets for weights. This is typically done by drilling tiny holes at the bottom of each jamb. This hole is covered by an access panel made of wood which can be removed to allow you to observe the inner workings of the frame.

After you have the sash stopped and the access panel removed, you'll be able to take off the old sash weight and replace it with new. Make sure you weigh the sash before you begin, as the old weights may be different sizes than the one you need. Once the new weight is in place then tie a string to it and thread it through the pulley for the sash. Then, nail the string to your boxed frame. Leave a few inches at the end of the string to allow for future adjustments.

Sash Cords

In the majority of old double-hung windows the chain or cord is connected to the weights. This helps keep the sashes of the jamb level. Over time, these chains can become damaged and make it impossible to raise the windows. A new sash cable will restore the ability to raise 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 installed by screws or nails and must be removed or moved. It is possible to take them out using a hammer or chisel, but it is always best to lay out dust sheets before beginning any work.

After the access panel has been removed, you can begin working on the sash. Utilize a flat bar or chisel to pry the narrow parting beads from their grooves. It is essential to be patient, as these are often placed in a wedge or nail. If the sash is still in place, pry out the mortise and tenon joints using pin punch and hammer or screwdriver, and then take out the wood pegs on each piece. The sash should move freely, however it may need some lubrication in order to feel less stiff.

Measure the length of sash chain/sash cord needed to reach the sash slot on the bottom from the pulley on the top of the jamb. Cut the cord/chain, and then attach it as described in the step 6 above. You can either employ a hammer, screws or nails, but nails are less likely to cause damage.

If you don't have an upgrade kit to replace the old counterbalance system it's recommended to keep the original weights for balancing in place. It's not too expensive to purchase them from architectural salvage stores and they'll be simple to install once you've got the sash open. Depending on the size and shape of your window repair you may need to use one or two sashweights in order to keep the sash open.