Window Sash Repairs

Make sure to check the sashes of your windows regularly for any damage, mildew and mold. You can reduce the cost of repairs in the future by catching the issues early on, before they become too much.

The sash is the internal framing that moves vertically either up or down in windows that are open. This article will show you how to make several simple sash repairs.

Weather Stripping

Wood window sashes add the classic look to your home. If properly maintained, can last for years. They may, however, be damaged or degraded over time, due to exposure and normal wear and tear. Sash repair experts can restore windows to their original condition and maintain their appearance much longer than replacement windows.

Weather stripping is the first thing to address when repairing windows that have sash. It's located on both the frame and the sash. If it's loose or worn out, it can lead to drafts, as well as other issues. Start 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). Then, remove the sash and mark its height and width to find the appropriate weather stripping replacement to match.

Then, remove the sash from its holder, and place it on flat surfaces to allow you to reach all four sides. If the sash is double glazing repair-hung, you must remove the ropes and weights that should fall into the pocket inside the jamb lining. Once you've removed the sash and the weights, use a utility knife to cut away the weather stripping from the corners, then remove it manually or using a putty knife.

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

After removing the stoppers for parting and trimming them to your desired length then apply a thin layer of glazing compound to the bottom of the sash. Smooth the compound using a putty knife, and let it dry at least one day. Once the putty has fully cured it is possible to apply a topcoat of acrylic latex. This will help protect the putty, and give your sash a fresh look.

Sash Hardware

The hardware that supports window sashes is susceptible to wear and tear due to the wear and tear of use and the result could be a window or door that isn't able to open or close easily. The good news is that repairing and replacing this hardware is usually relatively easy and affordable. If you are having trouble opening the sash, spray some lubricant into the jamb channel. Then, slide the sash open to see if it resolves the problem. If not, the issue is likely with the balance of the sash and you'll have to take off the sash to access this hardware.

Window sashes need to be able to open and close with minimal effort. However, this could be a challenge if the weights have been worn out or the sash-to rail connecting rail isn't properly coated. This problem could be caused by a variety of factors that include an absence of maintenance or a mismatched weight rating.

If the hinge arms on windows begin to slide, this could cause the sash to drag and eventually hit against 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 is screwed to the hinge arm, you'll have to loosen the hinge arm and replace it (Photo 2). Install the new sash (Photo 3).

Due to hinges that are sagging, and a general lack in energy efficiency, older windows, especially those in older homes, can be difficult to open and close. In most instances, a few easy repairs can transform these windows into smooth operation for the first time and save the homeowner money on energy costs.

It is important to have the tools needed before you start. Begin by marking the location of the hinge channel on the frame using pencil (Photo 1). This will help you get the channel back in position correctly after you've completed. Remove the sash, and then remove the hardware including the parting beads (Photo 2) and the cords or chains which hold it in place. A hot gun with nozzle shield and a medium setting can soften any putty that has been hardened. Remove the old sash, and place it in a labelled bag.

Sash Weights

Sash weights can be changed to improve the performance of your window sash and reduce the cost of energy. Sash weights are composed of heavy lead or iron cylinders that are enclosed in a concealed cavity and attached by ropes to the movable window sash. 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 typically disregarded or disabled by homeowners and turned into scrap when they break; therefore you may have to search for replacements.

A weight in a sash that has fallen out of the cavity is difficult to retrieve, so you will want to find a replacement that fits correctly. You will also require an additional piece of string, a length of the sash cord, as well as some sash pulleys to connect the new sash weights onto the sash cord.

Older windows made of wood are joined using mortise and tenon joints. The wood pegs holding the components together can be removed using the use of a pin punch and hammer. The majority of them have large diameters on one side and a smaller one on the other, so it is essential to remove the small-diameter sides first. Later sashes used glue instead of pins. They can be separated with a knife and a mallet.

After the sash is removed, you can remove the sash stop and gain access to the weight pocket. This is usually done via a small hole at the bottom of every jamb. The hole is then covered with an unfinished wooden panel that can be removed to reveal the inner workings.

After the sash has been stopped and the access panel has been removed, you can remove the weight that was previously installed and replace it. Be sure to weigh the sash prior to you do this, since the old weights may be a different size than the one you need. After the new weight is installed then tie a string to it and then thread it through the pulley of the sash. Then, attach the string to your boxed frame. Leave a few inches of space at the top of the string for future adjustments.

Sash Cords

Most double-hung windows of the past come with a chain or cord attached to the weights that helps keep the sashes in balance within the jamb. Over time these cords can break, making it difficult to raise the window. A new sash cord will give you the ability to move the sash upwards and downwards and will keep it in its position when it is opened.

The first step in replacing sash cords is to find and remove the access panels in the jambs. They are usually attached by nails or screws and must be removed. It may be possible to take them out using a hammer or chisel, but it is always best to lay out dust sheets before beginning any work.

After you have removed the access panel, you can begin to work on the sash. Use a flat bar or chisel, to pry the narrow partsing beads out of their grooves. They are typically wedged into or nailed in, but they can be snipped out and it's worth your time here. If the sash remains in place, pry out the mortise and the tenon joints by using the help of a hammer and pin or screwdriver, then remove the wood pegs that are on each piece. You should now be able to move the sash around without difficulty, though it might require oiling if it seems stiff.

Determine the length of sash cord/chain required to reach the sash slot at the bottom, and the pulley at the top of the jamb. Cut the chain or Window Replacement Near Me cord and secure it in the previous step. You can either employ a hammer and nail or screws, but nails are less likely to cause damage.

If you don't have a kit that replaces the counterbalance system that was in place before, it's recommended to keep the original balancing weights in place. They're not costly and are easy to install if you purchase them at architectural salvage stores. Based on the size of your window, two or three sash weights may be needed to keep it open.