Window Sash Repairs

Window sashes need to be inspected regularly for signs of mold, mildew and damage. By catching problems before they become serious you can save money on future repairs.

The sash is an internal frame that is able to move vertically up and down in windows that are open. This article will teach you how to carry out a few simple sash repair.

Weather Stripping

Wooden window sashes are a great way to add a classic look to your home. They are also durable and will last for many years if they are properly maintained. They may, however, become damaged or degraded with time due to exposure or normal wear. Thankfully, sash repair experts can bring your windows back to their original condition and keep them looking great for much longer than newer 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 worn or loose, out, it can cause drafts, as well as other issues. To fix it, begin by finding your window brand and the date on which the glass was manufactured (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.

Next, remove the sash and set it on a work surface so you can access all four sides. If your sash was double glazed window repairs-hung, take out the ropes and weights that should be buried within the jamb lining. Once you've taken the sash off, use a utility knife to cut off the weather stripping from the corners, then remove it by hand or using a putty knife.

After the sash is cleared, you can install the stoppers that separate the two sashes. These are long pieces 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 replace them with a piece of scrap wood.

After removing the parting stops and trimming them to the desired length and thickness, apply a thin layer of glazing compound on the bottom of the sash. Smooth it out using your putty knife, and then let it dry for at least a few days. After the putty has completely cured and dried, you can apply a topcoat of acrylic latex. This will help protect the putty and give your sash a fresh appearance.

Sash Hardware

The hardware that supports the window sashes may wear out over time and use. This could lead to windows or doors that is difficult to open or close. It's good to know that replacing or fixing this hardware is usually straightforward and cost-effective. If a sash isn't easy to operate you can try spraying some grease into the jamb channel and then slide it open to see if this fixes the problem. If the problem persists it's likely that the sash balance is off. You will need to remove the window sash in order to get access to this part of the hardware.

Ideally, window sashes should swing open and closed with minimal effort however, this can be a difficult task when the weights wear out or if the sash that joins rail isn't properly glazed. This problem can be due to a variety of factors, including an absence of maintenance or a mismatched weight rating.

If the hinges on windows begin to slide, this could cause the sash to drag and then hit the frame in the opposite corner (Photo 1). To fix the problem ensure that the sash is in the proper position within the frame's opening and window repairs take it off. If the sash has been attached to the hinge arm, unbolt the hinge and replace it. (Photo 2). Install the new sash next (Photo 3).

Windows that are old, especially in older homes, may be difficult to open and close due to hinges that are sagging and a general lack of energy efficiency. Sometimes, a few simple fixes can help these windows function smoothly again and help homeowners save money on their energy bills.

It is crucial to have the tools you need before you start. Mark the hinge channel's location on the frame (Photo 1) with pencil. This will help you get the channel back on place correctly when you're finished. Take the sash off and take out all the hardware, including the parting beads cords, chains, and cords that help to hold the sash. Soften any hardened putty with an electric heat gun set to medium and fitted with an nozzle shield. Remove the old sash and place it in a bag that is labeled.

Sash Weights

No matter if your upvc window repairs sash repair needs are to replace a damaged cord or just to keep your windows functioning, replacing worn out weights for sash will improve its operation and help reduce energy consumption. Sash weights are heavy lead or iron cylinders enclosed inside a hidden compartment and attached to the movable window sash using rope. These weights function as counterbalances, allowing you to open and shut the window without the need for mechanical or electrical devices. When they fail, sashweights are usually left unnoticed or disabled by homeowners.

A weight in a sash that has fallen out of the cavity is difficult to recover It is therefore important to find a replacement that fits properly. You will also require a new piece string, a length sashcord and some sashpulleys to tie 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 components together. The majority of them are large on one side, but smaller on the other. It is important to first remove the smaller diameter sides. Sashes that were made later in the century utilized glue instead of pegs and can be separated by cutting the glue line using the help of a knife, and then tapping the mortised part loose using a mallet.

Once the sash has been released, you can remove the sash stops and gain access to the weight pockets. Usually this is accomplished by drilling an opening in the bottom of each jamb. The hole is surrounded by a wooden panel that can be removed to reveal the interior workings.

When the sash has been shut off and the access panel is removed, you are able to remove the weight that was previously installed and replace it. Weigh the sash first to ensure that the weights you have might not be the correct size. Once the new weight is installed, run an appropriate length of string through the pulling mechanism. Then, you can attach the string to your boxed frame. Leave a few inches at the head of the string to allow for future adjustments.

Sash Cords

The majority of double-hung windows with a history 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 become damaged and make it impossible to raise the windows. A new sash cord will give you the ability to move the sash up and down and keep it in position when it is opened.

The first step to replace cords for sash is to locate and remove the access panels within the jambs. They are typically installed by screws or nails and will require to be removed or relocated. It may be possible to remove them with 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 can begin working on the sash. Make the small parting beads (also called "tie rails") out of their grooves with flat bar or chisel. These are often wedged in or nailed but can be prised free and it's worth your time. If the sash is still in place, remove the mortise and the tenon joints by using pin punch and hammer or screwdriver, then unhook the wood pegs attached to the components. The sash should be able move freely, however it may need some lubrication to make it feel less stiff.

With the sash in an open position, measure enough sash cord/chain to reach from the pulley at the top of the jamb to the sash slot in the bottom. Cut the cord or chain and fix it as described in Step 6 above. You can either use a hammer and nail or screws, but nails are less likely to cause damage.

It is best to keep the weights that came with the original counterbalance unless you've purchased a kit to replace the counterbalance that was previously installed. They're not costly and simple to install if purchased them from architectural salvage stores. Based on the size of your window, one or two sash weights might be required to keep the sash in an open position.