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Window Sash Repairs

Window sashes must be inspected regularly for signs of mold, mildew, and damage. By catching problems before they become serious you will save money on repairs in the future.

The sash is the interior framing that moves vertically up or down in windows that are open. This article will demonstrate how to carry out a few simple sash repair.

Weather Stripping

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

The first step in sash window repairs is addressing weather stripping, which can be found on both the sash and frame. If it's worn or loose, out, it could cause drafts, as well as other issues. Start by identifying the upvc window repairs's brand and the 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 find a new weather stripping that is compatible with the original.

Then, you can remove the sash from its holder and place it on an even surface that allows you to access all four sides. If your sash was double glazed window repairs-hung, remove the weights using their ropes that should be buried inside the jamb lining. Once you've removed the sash and the weights, use a utility knife to cut off the weather stripping that was formerly in place at the corners, and then remove it by hand or with a putty knife.

When the sash is clean it is time to replace the parting stops. These are long pieces of wood that divide the two sashes. Pam prefers 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 parting stop and trimming it to length, apply a thin coat of glazing compound over the bottom of the sash. Smooth it out using your putty knife, then let it dry for a minimum of a day. After the putty has completely dried and dried, you can apply an acrylic latex topcoat. This will protect the putty and give your sash an updated appearance.

Sash Hardware

The hardware that holds the windows sashes can become worn out with time and use. This can result in the window or door that is difficult to open or close. The good news is that repairing and replacing this hardware is typically relatively easy and affordable. If you're having difficulty opening the sash, spray some oil into the jamb channel. Then, you can slide the sash out to see if that fixes the problem. If not, the issue is most likely due to the balance of the sash and you'll need to remove the sash to gain access to the hardware.

Ideally, window sashes should be able to open and close with minimal effort but this can be a difficult task when the weights are worn or if the sash meeting rail isn't properly coated. This issue could be caused by a number of factors, including insufficient maintenance or a mismatched weight rating for the specific window sash.

If the hinge arms of a window are starting to sag, this can cause the sash's to drag and eventually land on the frame in the corner directly opposite the hinge arm (Photo 1). To resolve this issue, first make sure the sash is squarely inserted into the opening of the frame and then take it out of the window. If the sash has been screwed to the hinge arm, you'll have to loosen the hinge arm and replace it (Photo 2). Install the new sash next (Photo 3).

Windows that are old, especially in older homes, can be difficult to close and open due to hinges that are sagging and general inefficiency. In many instances, a few minor repairs can turn these windows into smooth operators and save homeowners money on energy costs.

It is essential to have the tools needed before you start. Begin by marking the location of the hinge channel on the frame using a pencil (Photo 1). This will make it easier to position the channel in the right position after you've finished. Then, remove the sash and remove the hardware including the beads that separate (Photo 2) and the cords or chains that hold it in place. Heat gun with nozzle shield and medium setting will soften any putty that has been hardened. Remove the old sash and store it in an bag with a label.

Sash Weights

If your window sash repairs are to replace a damaged cord or simply to keep the windows functional by replacing worn out sash weights will improve sash operation and cut down on energy consumption. Sash weights are hefty lead or iron cylinders enclosed in a concealed cavity and connected to the movable window sash using a rope. These weights provide counterbalance which allows the window to be shut and opened without using mechanical or electrical devices. If they fail, sashweights tend to be left unnoticed or disabled by homeowners.

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

Mortise and Tenon joints are used to join windows made of older wood. The wood pegs that keep the components together can be removed with pin punches and hammers. The majority of them are large on one side, but smaller on the other. It is essential to remove first the smaller diameter sides. Later sashes made use of glue instead of pins. They can be cut by using a knife and a mallet.

Once the sash is freed then you can take out the sash stop and access the weight pocket. This is usually done via an opening at the bottom of each jamb. This hole is then covered by an access panel made of wood that can be ripped off to let you see the inner workings of the frame.

Once you have the sash stopped and the access panel removed, you'll be able to take off the weight of the old sash and replace it with new. Weigh the sash first, as the weights you have might not be the right size. After the new weight is installed, run the string through the sash pulling mechanism. Then, you can attach the string to the boxed frame. Leave a few inches protruding at the head of the string to allow for future adjustments.

Sash Cords

In most old double-hung Window Repair the chain or cord is attached to the weights. This helps keep the sashes within the jamb level. Over time, these cords can get damaged and render it impossible to raise the windows. A new sash cord can restore the ability to move the sash upwards and downwards and hold it in place when it is opened.

The first step in replacing sash cords is to locate and remove the access panels within the jambs. They are typically screwed or nailed in and must be removed. It may be possible to take them out using the hammer or chisel however, it is best to lay out dust sheets prior to beginning any work.

After removing the access panel, you can begin working on the sash. Utilize a flat bar or chisel to pull the narrow partsing beads out of their grooves. It's important to take your time, as these are often placed in a wedge or nail. If the sash is still in place, remove the mortise and the tenon joints by using a hammer and pin punch or screwdriver, then remove the wood pegs that are on each piece. The sash should be able to move freely now, but it may require some lubrication in order to feel less stiff.

With the sash in an open position Take a measurement of the sash chain to reach from the pulley on the top of the jamb to the sash slot at the bottom. Cut the cord or chain and fix it as described in the previous step. You can employ a hammer, nail or screws, 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 balancing weights in place. It's not expensive to buy them from a salvage store and they will be easy to install once you have the sash unlocked. Depending on the size of your window, two or three sash weights could be needed to keep it open.