Window Sash Repairs

Check the windows sashes regularly for damage, mildew, and mold. You can avoid future repair costs by catching problems early before they become out of control.

The sash is an interior frame that is able to move vertically up and down in windows that are open. This article will demonstrate how to carry out a few simple repairs to sash.

Weather Stripping

Wooden window sashes are a great way to add an elegant look to your home. They are also sturdy and will last for many years provided they are properly maintained. They may, however, become damaged or degraded with time, due to exposure and normal wear and tear. Sash repair experts can restore windows to their original state and keep them looking great much longer than replacement windows.

The first step in repair sash window damage is to fix weather stripping, which can be found on both the sash and frame. It can cause drafts if it's damaged or is loose. To fix it, start by determining your window's brand and the date on which the glass was manufactured (etched in the corner of the glass or on the aluminum spacer between panes). Then, remove the sash and mark its height and width so that you can locate new weather stripping that matches.

Then, remove the sash from its holder and place it on an even surface that allows you to see all four sides. If your sash is double-hung, you'll also need to take off the weights and the ropes that go with them that should have fallen into the pocket of the jamb liner. After removing the sash with the utility knife, remove the weather stripping that was left by hand or with a putty blade.

When the sash is clean and clean, you can put in the parting stops. They are long pieces of wood that divide the two sashes. Pam prefers to replace them with standard 1/2-inch-by - 3/4-inch window trim from the lumberyard. However, you could also use a piece of scrap wood.

After removing the parting stop and trimming it to length and then apply a thin layer of glazing compound over the bottom of the sash. Smooth the compound with your putty knife, then let it dry for at least a few days. Once it's fully cured, apply a top coat of acrylic latex paint. This coating will protect the putty and give your sash a new appearance.

Sash Hardware

The hardware that supports window sashes may wear out with time and use. This could lead to the window or door that is difficult to open or close. The good news is that repairing and replacing this hardware is typically quite simple and inexpensive. If a sash isn't easy to operate try spraying lubrication into the jamb channel then slide it open to see if that fixes the problem. If the problem persists it's likely the sash balance. It is necessary to remove the window sash to access the hardware.

Ideally, window sashes should swing open and closed with minimal effort but this is an issue if the weights become worn or if the sash that joins rail isn't properly coated. This issue could be caused by a variety of things, such as lack of maintenance or by a mismatched weight rating for a particular window sash.

If the hinge arms on the window begin to move, Repairmywindowsanddoors this can cause the sash drag and eventually hit against the frame in the opposite corner (Photo 1). To fix 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 attached to the hinge arm, unbolt 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 close and open because of sagging hinges and a general lack of energy efficiency. In many cases, a few simple fixes can help these windows function smoothly and save homeowners money on their energy bills.

To make these sash repairs it is essential to have all the necessary tools in place before you begin. Mark the location of the hinge channel on the frame (Photo 1) using pencil. This will make it easier to put the channel in the proper place when you are finished. Take the sash off and then remove all hardware, including the parting beads, cords, and chains that hold the sash in place. The nozzle shield of the heat gun and a medium setting will soften any putty that has been hardened. Remove the old sash and RepairMyWindowsAndDoors place it in a bag that is labeled.

Sash Weights

Sash weights are able to be replaced to improve the operation of your window sash, and also reduce the energy cost. Sash weights consist of iron or lead cylindricals that are contained inside a concealed cavity, and attached by ropes to the movable window sash. They provide counterbalance, allowing the window replacement to be opened and closed without using mechanical or electrical devices. The sash weights are often neglected or ignored by homeowners, and are turned into scrap when they fail. Consequently you may have to find replacements.

It's difficult to retrieve an sash-weight which has fallen from the cavity, so you'll need to find one that fits correctly. You will also require a new piece string, a length sashcord and a few sashpulleys for tying the new weights to the cord.

Mortise and Tenon joints are used to join old wood windows. Pin punch and hammer can be used to cut off the wood pegs that hold the components together. The majority of these pegs are big on one side and smaller on the other. It is essential to remove first the smaller diameter sides. Sashes that were made later in the century made use of glue instead of pegs. They can be separated by cutting the glue line using an instrument, and then tapping the mortised part loose with a mallet.

Once the sash is freed and removed, you can take off the sash stop and gain access to the weight pocket. Usually this is accomplished by drilling an opening at the bottom of each jamb. The hole is then covered with a wooden access panel which can be removed so that you can view the inside of the frame.

After you have the sash stopped and the access panel removed, you'll be able to take off the weight from the sash and replace it with new. First, weigh the sash, as the weights you have may not be the right size. After the new weight has been installed, run an appropriate length of string through the pulling mechanism. Then attach the string to the frame, leaving a few inches of string protruding from the head for future adjustments.

Sash Cords

Most double-hung windows of the past come with a chain or cord connected to the weights that helps keep the sashes balanced within the jamb. As time passes, these cords may break, making it impossible to raise the window. A new sash cable can restore the ability to move and lower the sash, and keep it in place when it is opened.

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

Once the access panel is removed, you can begin working on the sash. Use a flat bar or chisel to pull the tiny partsing beads out of their grooves. It's important to take your time because they are usually stuck or nailed to the floor. If the sash remains in place, pry out the mortise and tenon joints using pin punch and hammer or screwdriver, then remove the wood pegs on each component. The sash should be able move around freely now, however it might require some lubrication in order to feel less stiff.

Take a measurement of the length of sash cord/chain needed to reach the sash slot on the bottom from the pulley located at the top of the jamb. Cut the chain or cord and then fix it using the step 6 above. You can do this with a hammer, nails or screws. However nails are less likely to cause damage.

It's best to leave the original weights if you've purchased a kit that will replace the old counterbalance. They're not costly and simple to install if you purchase them at architectural salvage stores. Based on the dimensions and shape of your window you might need to install one or two sashweights to keep it open.