Window Sash Repairs

Regularly inspect the window sashes for damage, mildew, and mold. You can avoid the cost of repairs in the future by catching the issues early on before they become out of control.

The sash is an internal frame that is able to move up and down vertically in windows that are open. This article will teach you how to make several simple sash repairs.

Weather Stripping

Wooden window sashes can add a classic look to your home. They are also durable and last for a long time if they are properly maintained. They may, however, be damaged or degraded over time due to exposure and normal wear and tear. Thankfully, sash repair experts can bring your windows back to their original condition and maintain their appearance for much longer than newer replacement windows.

The first step to repair sash windows is to address weather stripping, which can be found on both the sash and frame. If it's loose or worn out, it can lead to drafts, as well as other issues. Start by identifying the window brand and the manufacturer's date (etched on the glass's corners or on the aluminum spacers between panes). Remove the sash, and mark its width and height so that you can purchase replacement weather stripping that matches.

Then, take it off and place it on a table to allow access to all four sides. If your sash was double-hung, double you must remove the weights with their ropes that should have fallen into the pocket in the jamb lining. After removing the sash with the utility knife, remove the old weather stripping by hand or using a putty knife.

Once the sash is clear and clean, you can put in the parting stops. These are long pieces that separate the sashes. Pam prefers to use the standard 1/2-inch by 3/4-inch window trim from the lumberyard. But, you can substitute a scrap piece of wood.

After removing the stoppers for parting and cutting them to the desired length then apply a thin layer of glazing compound on the bottom of the sash. Smooth the compound using a putty knife, and let it dry for at least a day. Once it's fully cured and dried, apply a second coat of acrylic latex paint. This will help protect the putty, and give your sash a modern look.

Sash Hardware

The hardware that supports window sashes can wear out over time and use. This could lead to the window or door that is difficult to open or close. It's a good idea to know that replacing or repair of this hardware is typically straightforward and cost-effective. If you're having difficulty opening the sash, spray some oil into the jamb channel. Then, you can slide the sash out to see if that fixes the problem. If not, the issue is likely with the sash balance, and you'll need to take out the sash to access this hardware.

The ideal situation is for window sashes to swing open and closed with very little effort, but this can be difficult if the weights become worn or if the sash meeting rail isn't properly glazed. This issue can be due to various reasons that include a lack of maintenance and an unmatched weight rating.

If the hinges on a window begin to sag this can cause the sash drag, and then eventually to hit the frame in the opposite corner (Photo 1). To fix this issue, first make sure the sash fits squarely in the opening of the frame and then take it out of the window. If the sash is screwed onto the hinge arm, remove the hinge and replace it. (Photo 2). Install the new sash (Photo 3).

Old windows, particularly those in older houses, can be difficult to open and close, due to hinges that are sagging and a general lack of energy efficiency. In many cases, a few simple repairs can turn these windows into smooth operators again and save the homeowner money on energy costs.

It is important to have the tools you require before you begin. Begin by marking the location of the hinge channel on the frame with pencil (Photo 1). This will help you to place the channel in the proper location after you've completed. Remove the sash and then remove all hardware, including the beads for parting, cords, and chains that keep the sash in place. Heat gun with nozzle shield and a medium setting can soften any hardened putty. Remove the old sash, and store it in a bag with a label.

Sash Weights

Sash weights can be changed to enhance the efficiency of your window repairs near me sash and decrease the energy cost. Sash weights are hefty lead or iron cylinders that are enclosed in a concealed cavity and attached to the movable sash by rope. These weights act as counterbalances, allowing you to open and close the window without the need for mechanical or electrical devices. The sash weights are usually disregarded or disabled by homeowners and turned into scrap when they break; therefore you might need to search for replacements.

It's not easy to retrieve a sash-weight that has fallen from the cavity, so you'll want to find one 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 using mortise and tenon joints. The wood pegs that keep the parts together can be removed by pin punches and hammers. Most of them have an enormous diameter on one side and a smaller diameter on the other, so it is crucial to take out the smaller-diameter sides first. Later sashes made use of glue instead of pins. They can be separated by using a knife or mallet.

Once the sash has been released, you can remove sash stops and access the weight pockets. Usually, this is done through a hole near the bottom of each jamb. The hole is then covered with a wooden access panel that can be ripped off to allow you to observe the inner workings of the frame.

After the sash has been stopped and the access panel has been removed, you are able to remove the old weight and replace it. Make sure you weigh the sash before you begin, as the old weights could be a different size than what is needed. After the new weight has been installed, thread the string through the sash pulling mechanism. Then nail the string to the frame, but only leave a few inches of string protruding from the head to allow for future adjustments.

Sash Cords

Most old double-hung windows have a cord or chain attached to the weights which helps keep the sashes balanced within the jamb. Over time, these chains can become damaged and render it impossible to raise the windows. A new sash cable will give you the ability to raise and lower the sash, and keep it in place when it is opened.

To replace sash cords, the first step is to remove the access panels from the jambs. These are usually screwed or nailed into and need to be removed. You could use a hammer or chisel to prise them off, but it's always better to lay down dust sheets before beginning any work.

Once the access panel is removed, you can begin working on the sash. Utilize a flat bar, or chisel to pry the narrow partsing beads out of their grooves. They are typically wedged into or nailed, but they can be snipped out, so it's worth taking your time. If the sash remains in place, remove the mortise and tenon joints with a hammer and pin punch or screwdriver, and then take out the wood pegs on each component. The sash should be able move freely, however it might require some lubrication to feel less stiff.

With the sash open, measure enough sash cord/chain to extend from the pulley in the top of the jamb to the sash slot in the bottom. Cut the cord/chain and then attach it as described in Step 6 above. You can employ a hammer and nail or screws, but nails are less likely to cause damage.

It's best to leave the original weights in place unless you've purchased a kit to replace the counterbalance that was previously installed. It's cheap to purchase these from salvage shops for architectural purposes and they will be easy to install once you've got the sash opened. Based on the dimensions and shape of your window you might need to install one or two sashweights to keep it open.