Window Sash Repairs

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

The sash is an inside frame that can move vertically up and down in windows that open. This article will show you how to do simple repairs to sash.

Weather Stripping

Wood window sashes add an elegant look to your home. If properly maintained, they will last for a long time. However, they may become damaged or degraded as time passes due to exposure to the elements and normal wear and wear and tear. Sash repair experts can restore windows back to their original condition and maintain their beauty much longer than replacement windows.

The first step in sash upvc window repairs repairs - Read the Full Write-up, is addressing weather stripping. It's found on both the sash as well as the 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 the aluminum spacers between panes). Take the sash off, and mark its width and height so that you can purchase replacement weather stripping that matches.

Next, remove the sash and place it on a work surface so you can access all four sides. If the sash is double-hung, remove the weights with their ropes that should have fallen into the pocket inside the jamb lining. After you have removed the sash using the utility knife, take off the weather stripping that was left by hand or with a putty blade.

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

After removing the stopper and cutting it to length after which, apply a thin layer of glazing compound over the bottom of the sash. Smooth the compound using your putty tool, and let it dry for at least one day. When it's completely dried then apply a top coat of acrylic latex paint. This will protect the putty, and give your sash an updated appearance.

Sash Hardware

The hardware that supports the windows sashes can become worn out over time and with use. This could result in the window or door that is difficult to open or close. It's important to know that replacing or repairing this hardware is often straightforward and cost-effective. If you're having difficulty opening a sash spray some grease into the jamb channel. Then, slide the sash up and open to see if it resolves the problem. If the issue continues it's most likely to be due to the sash's balance. It is necessary to take off the window sash to access the hardware.

Window sashes should open and close without much effort. However, this can be a challenge if the weights have been worn out or the sash-to rail connecting rail isn't glazed. This problem can be caused by a variety of factors, Window Repairs including the lack of maintenance or a mismatched weight rating for the particular sash.

If the hinge arms 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 address this problem, first ensure that the sash fits squarely in the opening of the frame and then take it out of the window. If the sash is attached to the hinge arm, unbolt the hinge and replace it. (Photo 2). Install the new sash (Photo 3).

Due to sagging hinges, and a general deficiency in energy efficiency, old windows, window repairs especially those in older homes, may be difficult to open and close. In most cases, a few simple repairs can transform these windows into smooth operators for the first time and save the homeowner money on energy bills.

It is essential to have the tools you require before you start. Mark the hinge channel's location on the frame (Photo 1) using pencil. 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. Soften any hardened putty with the help of a heat gun set at medium and fitted with an nozzle shield. Remove the old sash and store it in a labeled bag.

Sash Weights

Sash weights can be replaced to improve the performance of your window sash and decrease the cost of energy. Sash weights are made of heavy iron or lead cylinders that are enclosed inside a concealed cavity, and are connected via ropes to the moveable window sash. They provide counterbalance that allows the window to be opened and closed without the need for mechanical or electrical devices. When they fail, sashweights are usually neglected or not used by homeowners.

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

Mortise and Tenon joints are used to join old wood windows. Pin punch and hammer can be used to remove the wood pegs holding the parts together. Most of them have a large diameter on one side and a smaller diameter on the other, so it is essential to remove the small-diameter sides first. Sashes that were made later in the century made use of glue instead of pegs. They can be separated by cutting the glue line with the help of a knife, and then tapping the mortised part loose with a mallet.

Once the sash has been released, you can remove stops on the sash and get access to the weight pockets. This is usually done through 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.

Once the sash is stopped and the access panel has been removed, you can take off the weight that was previously installed and replace it. Weigh the sash first because the weights you have might not be the correct size. Once the new weight is in place you can tie a string around it and then thread it through the pulley of the sash. Then, you can attach the string to the boxed frame. Leave a few inches at the top of the string for future adjustments.

Sash Cords

Most double-hung windows of the past have a cord or chain attached to the weights which keeps the sashes balanced within the jamb. Over time, these chains can get damaged and make it difficult to raise the windows. A new sash cable can restore the ability to move 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 nailed or screwed in and will need to be removed or repositioned. It may be possible to take them out using a hammer or chisel, however, it is best to lay out dust sheets before starting any work.

After you have removed the access panel, you are able to begin to work on the sash. Utilize a flat bar, or chisel, to pry the small partsing beads out of their grooves. These are often wedged in or nailed in, but they can be snipped out and it's worth your time. If the sash is still in place, pry the mortise-and-tenon joints out with a screwdriver or hammer, then remove each wood peg. It should now be possible to move the sash back and forth freely, though it may require oiling if it seems stiff.

Measure the length of sash chain/sash cord required to reach the sash slot at the bottom from the pulley on the top of the jamb. Cut the chain or cord and then secure it in Step 6 above. You can use either 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 have purchased a kit that will replace the old counterbalance. It's not too expensive to purchase these from salvage shops for architectural purposes and they'll be easy to install once you've got the sash open. Depending on the size of your window, one or two sash weights might be required to keep it in an open position.