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Window Sash Repairs

Window sashes need to be checked regularly for mold, mildew and damage. If you catch these issues early you will save money on repairs in the future.

The sash is an interior frame that is able to move up and down vertically in windows that open. This article will show you how to perform several simple repairs to the sash.

Weather Stripping

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

The first step in sash window repairs is addressing weather stripping. It's found on both the sash as well as the frame. It could cause drafts if damaged or is loose. Start by identifying the window's brand and the manufacturer's date (etched on the glass's corner, or the aluminum spacers between panes). Take the sash off and mark its size and width so that you can purchase new weather stripping that is compatible with the original.

Then, remove the sash and place it on a surface so that you can reach all four sides. If your sash has a double glazed window repairs-hung, you'll also need to take off the weights and their accompanying ropes which should have slipped into the pocket of the jamb liner. After you've removed the sash using a utility knife, you can use it to cut off the weather stripping that was formerly in place at the corners, then take it off by hand or using a putty knife.

When the sash is clean, you can replace the parting stops. These are long pieces that divide the sashes. Pam prefers the standard 1/2-inch by 3/4 inch window trimmings from the lumberyard. But, you can also substitute with a scrap piece of wood.

After removing the parting stop and cutting it to length, apply a thin coat of glazing compound over the bottom of the sash. Smooth out the compound using your putty knife, and then let it dry for at least a few days. After the putty has completely cured and dried, you can apply an acrylic latex topcoat. This will protect the putty and give your sash a fresh appearance.

Sash Hardware

The hardware that holds the window sashes may wear out with time and use. This could result in windows or doors that is difficult to open or close. It's a good idea to know that replacing or repairing this hardware is often straightforward and cost-effective. If a sash isn't easy to operate try spraying lubrication into the jamb channel, and then slide it open to see if this resolves the issue. If not, the issue is likely to be with the balance of the sash and you'll need to remove the sash to gain access to this hardware.

Ideally, Window Repair sashes must swing open and closed with very little effort, but this is an issue when the weights are worn or if the sash's meeting rail isn't properly glazed. This problem could be caused by various reasons such as an absence of maintenance or a mismatched weight rating.

If the hinge arms on a window begin to sag this could cause the sash to drag and then hit the frame at the opposite corner (Photo 1). To correct the issue make sure the sash is aligned in the frame opening and then take it off. If the sash was screwed onto the hinge arm, unbolt the hinge and replace it. (Photo 2). Then, you can install the new sash (Photo 3).

Due to hinges that are sagging, and a general deficiency in energy efficiency, older windows particularly those in older houses, could be difficult to open or close. In most cases, a few simple repairs can turn these windows into smooth operation again and save the homeowner cash on energy costs.

To complete these repairs to the sash it is essential to have all the tools needed before you begin. Begin by marking the location of the hinge channel on the frame using pencil (Photo 1). This will allow you to place the channel in the right place when you are finished. Remove the sash and take off the hardware including the parting beads (Photo 2) and the cords or chains that secure it. The nozzle shield of the heat gun and a medium setting will soften any putty that has been hardened. Remove the old sash, and store it in a bag labeled.

Sash Weights

If your window sash repairs are to replace a broken cord or simply to keep the windows functional, replacing worn out weights for sash will improve its operation and help reduce energy costs. Sash weights are hefty lead or iron cylinders enclosed inside a hidden compartment and connected to the movable sash by a rope. These weights function as counterbalances, which allows you to open and shut the window repair near me 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 break; therefore you may have to search for replacements.

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

Older wood windows are joined by mortise and tenon joints. The wood pegs that keep the parts together can be removed by the use of a pin punch and hammer. The majority of these pegs are big on one side and smaller on the other. It is crucial to first remove the smaller diameter sides. Later sashes used glue instead of pins. They can be separated by using a knife or a mallet.

After the sash has been removed and removed, you can take off the sash stop and gain access to the weight pocket. This is usually done via tiny holes at the bottom of each jamb. This hole is then covered by a wooden access panel which can be removed so that you can view the inside of the frame.

Once the sash is stopped and the access panel has been removed, you can remove the old weight and replace it. Be sure to weigh the sash before you do this, as the old weights may be different in size from the one you need. After the new weight has been installed, you can thread the string through the sash pulling mechanism. Then, nail the string to the boxed frame. Leave a few inches at the top of the string to allow future adjustments.

Sash Cords

Most old double-hung windows include a chain or cord attached to the weights that helps keep the sashes in balance in the jamb. Over time, these chains can become damaged and make it difficult to raise the windows. A new sash cord will give you the ability to move the sash up and down and will keep it in its position when it is opened.

The first step to replace cords for sash is to locate and remove the access panels within the jambs. These are usually fixed or screwed in and will need to be removed or repositioned. You might be able to employ a hammer and chisel for removing them but it's best to lay down dust sheets prior to starting any work.

After the access panel has been removed, you can begin working on the sash. Make the small parting beads (also known as "tie rails") out of their grooves using the chisel or flat bar. It is important to be patient as they're often wedged or nailed in place. If the sash is still in place, break the mortise and the tenon joints by using pin punch and hammer or screwdriver, then remove the wood pegs attached to each piece. You should now be able to move the sash back and forth freely, although it may require oiling if it seems stiff.

Take a measurement of the length of the sash chain or sash cord needed to reach the sash slot at the bottom of the pulley on the top of the jamb. Cut the chain or cord and attach it in Step 6 above. You can use a hammer, nails or screws. However, nails are less likely than screws to cause damage.

It is recommended to keep the original weights if you've purchased a kit that will replace the counterbalance that was previously installed. They're not costly and are easy to install if you purchase them at architectural salvage stores. Depending on the dimensions and shape of your window, you might need to install one or two sashweights in order to keep the sash open.