Window Sash Repairs
Window sashes need to be checked regularly for mold, mildew and other damage. By catching problems before they become serious, you can save money on future repairs.
The sash is the interior framing that can be moved vertically upwards or downwards in windows that open. This article will show you how to do simple repairs to sash.
Weather Stripping
Wooden window sashes can give an elegant look to your home. They are also durable and last for a long time when they are maintained properly. They can, however, become damaged or degraded with time due to exposure or normal wear. Sash repair experts can restore windows to their original condition and keep them looking great much longer than replacement windows.
The first step in repair sash window damage is to fix weather stripping, which is found on both the sash and frame. If it's damaged or worn out, it can lead to drafts and other issues. Begin by identifying the window's brand and the glass manufacturer's date (etched on the corner of the glass or on the aluminum spacers between panes). Then, remove the sash and mark its height and width, so you can find new weather stripping that matches.
Then, take the sash from the holder and place it on a flat surface to allow you to access all four sides. If your sash is double-hung, you'll have to remove the weights and the ropes that go with them that should have fallen into the pocket that was intended to be in the jamb liner. Once you've taken the sash off 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 blade.
Once the sash has been cleared, you can install parting stops. These are long pieces of wood that separate the two sashes. Pam likes 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 stopper and cutting it to length, apply a thin coat of glazing compound on the bottom of the sash. Smooth out the compound using your putty knife, then let it dry for at least a day. When the putty is fully dried and dried, you can apply a topcoat of acrylic latex. This will protect the putty, and give your sash a modern look.
Sash Hardware
The hardware that holds the window sashes can wear out over time and with use. This could lead to a door or a window that is difficult to open or close. The good news is that fixing and replacing this hardware is generally very simple and cost-effective. If you're having difficulty opening a sash spray some lubricant into the jamb channel. Then slide the sash open to see if that fixes the issue. If the problem persists, it is most likely the sash balance. You will need remove the window sash to access the hardware.
Ideally, window sashes should move open and shut with very little effort, however, this can be an issue if the weights become worn or if the sash that joins rail isn't properly glazed. This problem could be caused by many factors, including a lack of maintenance and an unmatched weight rating.
If the hinge arms on windows begin to slide, this can cause the sash drag and then hit the frame in the opposite corner (Photo 1). To resolve this issue, first make sure the sash is firmly seated in the frame's opening and then take it out of the window. If the sash is 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 lack of energy efficiency, old windows especially in older homes, may be difficult to open or close. In most cases, a few simple repairs can turn these windows into smooth operation for the first time and save the homeowner money on energy bills.
To complete these repairs to the sash it is essential to have all the necessary tools lined up before you begin. Begin by marking the location of the hinge channel on the frame with pencil (Photo 1). This will make it easier to put the channel in the proper position after you've finished. Remove the sash and remove the hardware, including the parting beads (Photo 2) and the chains or cords which hold it in place. A hot gun with nozzle shield and a medium setting will soften any putty that has been hardened. Remove the old sash and 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 reduce the energy cost. Sash weights are made of iron or lead cylinders that are encased in a concealed cavity and connected by a rope to the movable window sash. They are counterbalancers that allows the window to be closed and opened without the use of electrical or mechanical devices. The sash weights are often neglected or ignored by homeowners and turned into scrap when they fail; therefore you may have to locate replacements.
A weight in a sash that has fallen out of the cavity is difficult to get back It is therefore important to locate a new one that fits properly. You will also require a new piece of string, a length sash cord and some sash pulleys to connect the new sash weights to the sash cord.
Older wood windows are joined by mortise and tenon joints. The wood pegs that keep the components together can be removed using the use of a pin punch and hammer. The majority of these pegs are large on one side, but smaller on the other. It is crucial to remove first the smaller diameter sides. Later sashes used glue instead of pins. They can be separated by using a knife or mallet.
Once the sash is freed, you can remove the sash stop and access the weight pocket. Usually this is accomplished by drilling an opening in the bottom of each jamb. This hole is covered with a wooden panel that can be removed to reveal the inner workings.
When the sash has been shut off and the access panel is removed, you can take off the weight that was previously installed and replace it. Be sure to weigh the sash first, as the weights you have might not be the right size. Once the new weight has been installed, you can thread an appropriate length of string through the pulling mechanism. Then, nail the string to your boxed frame. Leave a few inches protruding at the top of the string to allow future adjustments.
Sash Cords
In the majority of old double-hung windows the chain or cord is connected to the weights. This keeps the sashes of the jamb level. Over time, these cords can get damaged and make it impossible to raise windows. A new sash cord will give you the ability to move the sash up and down and keep it in place when it is opened.
The first step in replacing sash cords is to locate and take out the access panels located in the jambs. These are usually attached by nails or screws and need to be removed. It is possible to take them out using a hammer or chisel, however, it is best to lay out dust sheets before starting 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 which is why it's worth your time. If the sash remains in place, pry the mortise-and tenon joints using a hammer or screwdriver and then take out each wood peg. The sash should move freely, however it may need some lubrication to feel less stiff.
Take a measurement of the length of sash cord/chain needed to reach the sash slot on the bottom of the pulley on the top of the jamb. Cut the cord/chain and then attach it in the previous step. window repairs near me can use either nail, hammer or screws. However, nails are less likely to cause damage.
Unless you've bought an upgrade kit to replace the old counterbalance system, it's best to keep the original weights for balancing in place. They're not costly and easy to install if purchased them from salvage shops for architectural use. Depending on the size of your window, one or two sashweights could be needed to keep it open.