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Window Sash Repairs

Make sure to check the sashes of your windows regularly for damage, mildew, and mold. You can avoid future repair costs by catching these issues early before they become out of control.

The sash is an interior frame that is vertically moved either up or down in windows that open. This article will show you how to make several simple repairs to sash.

Weather Stripping

Wooden window sashes are a great way to add a classic look to your home. They are also sturdy and will last for many years when they are maintained properly. However, they may become damaged or degraded as time passes due to exposure to elements and normal wear and tear. Fortunately, sash repair specialists can bring your windows back to their original condition and maintain their appearance for a longer period of time than replacement windows.

The first step in sash window repairs is addressing weather stripping. It's found on both the sash and frame. If it's worn or loose, out, it can cause drafts and other problems. To fix it, start by finding your window brand and glass manufacturer date (etched in the corner of the glass or on the aluminum spacer between panes). Then, remove the sash and mark its width and height to find the appropriate weather stripping replacement to match.

Then, take the sash from its holder and place it on a flat surface to allow you to reach all four sides. If your sash has been double-hung, remove the weights with their ropes that should fall into the pocket inside the jamb lining. Once you've taken the sash off, use a utility knife to cut away the weather stripping from the corners. Then, remove it manually or using a putty knife.

After the sash has been cleaned, you can replace the stoppers that separate the two sashes. They are long pieces of wood that separate the two sashes. Pam prefers to use the standard 1/2-inch by 3/4-inch window trimming from the lumberyard. But, you can substitute a scrap piece of wood.

After removing the stoppers for parting and trimming them to the desired length, apply a thin layer of glazing compound over the bottom of the sash. Smooth the compound with your putty knife and let it dry for a minimum of a day. After the putty has completely cured it is possible to apply a topcoat of acrylic. This will protect the putty and give your sash a fresh appearance.

Sash Hardware

The hardware that supports window sashes is susceptible to wear and tear from age and use and the result could be a door or window that isn't able to open or close easily. It's a good idea to know that replacing and repair of this hardware is typically straightforward and cost-effective. If you're having trouble opening a sash, spray some grease into the jamb channel. Then, slide the sash out to see if it resolves the issue. If the issue persists it's likely that the sash balance is off. You'll need remove the window repair sash to reach this hardware.

Ideally, window sashes should be able to open and close without effort, however, this can be difficult when the weights are worn or if the sash meeting rail isn't properly coated. This issue can be due to a variety of factors such as a lack of maintenance and a mismatched weight rating.

If the hinge arms of a window begin to sag, this can cause the sash's to drag and eventually hit the frame in the corner opposite the hinge arm (Photo 1). To remedy the issue ensure that the sash is in the proper position within the frame opening and then remove it. If the sash has been screwed to the hinge arm, you'll need to unscrew the hinge arm and replace it (Photo 2). Install the new sash (Photo 3).

Old windows, particularly those in older homes, may be difficult to close and open due to hinges that are sagging and an overall inefficiency. In many cases, a few simple repairs can turn these windows into smooth operation again and save the homeowner cash on energy costs.

To make these sash repairs it is important to have all of the tools needed before you begin. Begin by marking the location of the hinge channel on the frame with pencil (Photo 1). This will allow you to place the channel in the right location after you've completed. Remove the sash, and then remove the hardware, including the parting beads (Photo 2) and the chains or cords that hold it in place. Heat gun with nozzle shield and a medium setting can soften any hardened glue. Remove the old sash and store it in a labeled bag.

Sash Weights

If your window sash repairs are to replace a damaged cord or simply to keep the windows functional and functional, replacing worn-out sash weights will improve sash operation and reduce the energy cost. Sash weights are heavy lead or iron cylinders, which are enclosed in a concealed cavity and attached to the movable sash by a rope. They are counterbalancers which allows the window to be shut and opened without using mechanical or electrical devices. If they fail, sashweights are often neglected or not used by homeowners.

It is difficult to recover an sash-weight which has fallen from the cavity, so you'll need to find one that is suitable for the. You will also need a new piece of string, a length of the sash cord, as well as some sash pulleys to connect the new sash weights to the sash cord.

Older windows made of wood are joined using mortise and tenon joints. Hammers and pins can be used to cut off the wood pegs that hold the parts together. The majority of them have large diameters on one side and a smaller diameter on the other, which is why it is essential to remove the smaller-diameter sides first. Later sashes utilized glue instead of pins. They can be separated by using a knife or mallets.

Once the sash is freed and removed, you can take off the sash stop and gain access to the weight pocket. Usually it is done by drilling an opening in the bottom of each jamb. The hole is then covered with the wooden panel which can be removed to reveal the inside workings.

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 the new. Weigh the sash first, as the weights you've got may not be of the right size. After the new weight is in place, tie a string to it and thread it through the sash pulley. Then, you can nail the string to the frame, but leave a few inches of string sticking out from the head to allow for future adjustments.

Sash Cords

In the majority of double-hung windows, a chain or cord is attached to the weights. This keeps the sashes in the jamb level. Over time, these chains can get damaged and make it impossible to raise windows. A new sash cable can restore the ability to raise and lower the sash, and ensure it stays in place when it is opened.

To replace sash cords, the first step is to remove the access panels from the jambs. They are usually screwed or nailed into and require removal. It may be possible to take them out using an axe or hammer, but it is always better to lay out dust sheets prior to beginning any work.

After the access panel has been removed, you can start working on the sash. Prise the narrow parting beads (also known as "tie rails") out of their grooves with a chisel or flat bar. They are typically wedged into or nailed but can be prised free which is why it's worth your time here. If the sash remains in place, break the mortise and tenon joints free using a hammer or screwdriver and then take out each wood peg. The sash should move freely now, but it may require some lubrication in order to feel less stiff.

With the sash open Take a measurement of the sash chain to extend from the pulley on the top of the jamb to the sash slot on the bottom. Cut the cord or chain, and then secure it in Step 6 above. You can use a hammer and screws or nails, but nails are less likely to cause damage.

If you haven't purchased a kit that replaces the old counterbalance system it's best to keep the original weights for balancing in place. It's not too expensive to purchase them from a salvage store and they'll be easy to install once you have the sash opened. Based on the size of your window two or three sash weights may be needed to keep the sash in an open position.