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Window Sash Repairs

Window sashes must be inspected regularly for signs of mold, mildew and damage. You can save future repair costs by catching the issues early on before they get out of hand.

The sash is an internal frame that can move vertically up and down in windows that are open. This article will show you how to make several easy repairs to your sash.

Weather Stripping

Wood window sashes add a classic aesthetic to your home. When properly maintained, can last for many years. However, they may become damaged or degraded in time due to exposure to elements and wear and tear. Sash repair specialists can restore windows to their original condition and maintain their appearance much longer than replacement windows.

The first step to sash window repairs is addressing weather stripping, which can be found on both the sash and frame. If it's loose or worn out, it can lead to drafts and window repairs other problems. To fix it, begin by determining the brand of your window and glass manufacturer date (etched in the corner of the glass or on the aluminum spacer between panes). Then, take the sash off and mark its height and width so that you can locate new weather stripping that matches.

Then, remove the sash from the holder and place it on an even surface that allows you to see all four sides. If your sash has a double glazing repairs-hung, you'll have to take off 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. After removing the sash with the utility knife, you can remove the weather stripping that was left by hand or using a putty knife.

Once the sash is clear, you can replace the parting stops. They are long pieces of wood that divide the two sashes. Pam likes to replace them with standard 1/2-inch-by - 3/4-inch window trim from the lumberyard, however you can also use scrap wood.

After removing the parting stops and trimming them to your desired length and thickness, apply a thin layer of glazing compound to the bottom of the sash. Smooth the compound using your putty tool and let it dry at least a day. Once the putty has fully cured it is possible to apply a topcoat of acrylic. This coating will protect the putty and give your sash a new appearance.

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 can be a door or window that isn't able to open or close easily. The good news is that fixing and replacing this hardware is typically relatively easy and affordable. If you are having trouble opening a sash spray some lubricant into the jamb channel. Then, you can slide the sash open to see if it resolves the problem. If the issue persists it's likely the sash balance. You'll need to take off the window sash in order to reach this hardware.

Sashes for windows should be able to open and close without much effort. However, this could be difficult if weights are worn out or the sash-to rail meeting rail is not properly glazed. This issue can be caused by a variety of things, such as the lack of maintenance or a mismatched weight rating for a particular window sash.

If the hinge arms of a window are beginning to lose their elasticity, this could cause the sash's to drag and eventually strike the frame in the corner directly opposite the hinge arm (Photo 1). To correct the issue ensure that the sash is in the proper position within the frame opening, and window repairs then take it off. If the sash is screwed to the hinge arm, you'll need to loosen the hinge arm and replace it (Photo 2). Install the new sash (Photo 3).

Old windows, especially those in older homes, may be difficult to open and close because of sagging hinges and a general inefficiency. In many cases it is a matter of making a few minor adjustments that can make these windows operate smoothly once more and help homeowners save money on energy costs.

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

Sash Weights

If your window sash repairs are to replace a broken cord or to ensure that the windows are functional by replacing worn out weights on sash can improve sash operation and reduce energy costs. Sash weights consist of iron or lead cylinders that are encased in a hidden cavity and connected by ropes to the moveable window sash. These weights act as counterbalances, allowing you to open and shut the window without the need for mechanical or electrical devices. When they fail, sashweights are often left unnoticed or disabled by homeowners.

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

Mortise and Tenon joints can be used to join old wood windows. The wood pegs that keep the components together can be removed with the use of a pin punch and hammer. The majority of these pegs are big on one side, but smaller on the other. It is crucial to remove first the smaller diameter sides. Later sashes utilized glue instead of pins. They can be cut by using a knife and mallets.

Once the sash has been released, you can remove the sash stops and access the pockets for weights. This is typically done by drilling tiny holes at the bottom of each jamb. This hole is then covered by a wooden access panel that can be ripped off to allow you to see the inner workings of the frame.

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. Weigh the sash first because the weights you have may not be the correct size. After the new weight is installed, run a string through the sash pulling mechanism. Then, nail the string to your boxed frame. Leave a few inches protruding at the top of the string for future adjustments.

Sash Cords

Most old double-hung windows have a cord or chain attached to the weights that supports and keeps the sashes in balance in the jamb. As time passes, these cords may break, making it difficult to raise the window. A new sash cable will give you the ability to raise and lower the sash, and keep it in position when it is opened.

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

After the access panel has been removed, you can begin working on the sash. Utilize a flat bar or chisel to pull the tiny parting beads from their grooves. It is important to be patient because they are usually wedged or nailed in place. If the sash is still in place, break the mortise-and tenon joints with a screwdriver or hammer and then remove each wood peg. The sash should be able move freely now, but it may need some lubrication in order to feel less stiff.

Determine the length of sash chain/sash cord needed to reach the sash slot at the bottom from the pulley located at the top of the jamb. Cut the cord or chain and fix it as described in the previous step. You can either employ a hammer, screws or nails, but nails are less likely to cause damage.

It is best to keep the original weights if you have purchased a kit to replace the counterbalance that was previously installed. It's cheap to purchase them from architectural salvage stores and they'll be easy to install once you have the sash opened. Based on the size and shape of your window, you might need to install one or two sashweights to keep it open.