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Window Sash Repairs
Check the windows sashes regularly for any damage, mildew and mold. You can avoid future repair costs by catching the issues early on, before they become too much.
The sash is the interior frame that is vertically moved up or down in windows that are open. This article will show you how to carry out a few simple sash repair.
Weather Stripping
Wood window sashes add an elegant look to your home. If properly maintained, they will last for many years. They may, however, get damaged or deteriorated over time due to exposure or normal wear. Sash repair experts can restore windows back to their original condition and maintain their appearance much longer than replacement windows.
Weather stripping is the first issue to take care of when fixing windows with sash. It's on both the frame and the sash. It can cause drafts if it's worn out or loose. Begin by identifying the brand of window and the manufacturer's date (etched on the glass's corners or the aluminum spacers between panes). Then, take the sash off and mark its height and width so that you can locate replacement weather stripping to match.
Next, remove the sash and set it on a work surface so that you can reach all four sides. If your sash is double-hung, you'll also need to remove the weights and their accompanying ropes that should have fallen into the pocket of the jamb liner. After removing the sash with the utility knife, take off the old weather stripping by hand or using a putty blade.
When the sash is clean it is time to replace the parting stops. These are long pieces of wood that separate the two sashes. Pam likes to replace them with standard 1/2-inch-by 3/4-inch window trim from the lumberyard, but you can also use scrap wood.
After removing the stoppers for parting and cutting them to the desired length and thickness, apply a thin layer of glazing compound to the bottom of the sash. Smooth out the compound using your putty knife, and then let it dry for at least a day. After the putty has completely dried and dried, you can apply a topcoat of acrylic. This coating will protect the putty and give your sash a fresh look.
Sash Hardware
The hardware that supports windows sashes can become worn out with time and use. This could lead to a door or a window that is difficult to open or close. It's important to know that replacing or repairing this hardware is often straightforward and cost-effective. If you're having difficulty opening the sash, spray some oil into the jamb channel. Then, you can slide the sash open to see if this resolves the issue. If not, the problem is most likely due to the balance of the sash and you'll have to take off the sash to gain access to the hardware.
Window sashes need to open and close with little effort. However, this can be a challenge if the weights have been worn out or the sash-to rail connecting rail isn't covered with. This issue could be caused by a variety of factors, including insufficient maintenance or an incorrect weight rating for the particular window sash.
If the hinge arms of a window begin to sag, this can cause the sash to slide and eventually strike the frame in the corner opposite the hinge arm (Photo 1). To resolve this problem, first ensure that the sash is firmly seated in the frame's opening and then take it out of the window. 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 next (Photo 3).
Windows that are old, especially in older houses, can be difficult to open and close, due to hinges that are sagging and general inefficiency. In many cases just a few easy fixes can help these windows function smoothly once more and help homeowners save money on energy costs.
In order to make these sash repairs, it's important to have all of the necessary tools lined up before you begin. Begin by marking the location of the hinge channel on the frame with a pencil (Photo 1). This will make it easier to position the channel in the correct place when you are finished. Take the sash off, and remove all the hardware including the parting beads, cords, and chains that keep the sash in place. Soften any hardened putty with an electric heat gun set to medium and fitted with an shield to block the nozzle. Remove the old sash and place it in a bag that is labeled.
Sash Weights
Sash weights are able to be replaced to enhance the efficiency of your window sash and reduce the energy cost. Sash weights are heavy, lead or iron cylinders that are enclosed in a hidden cavity and attached to the movable window sash using rope. These weights provide counterbalance that allows the window to be opened and closed without the use of electrical or mechanical devices. If they fail, sashweights are often neglected or not used by homeowners.
upvc window repair to retrieve the sash-weight that fell from the cavity, so you'll want to find one that fits correctly. You will also need a new piece of string, a length the sash cord, as well as some sash pulleys to tie the new sash weights onto the sash cord.
Older windows made of wood are joined by mortise and tenon joints. Pin punch and hammer can be used to take out the wood pegs that hold the components together. The majority of these pegs are large on one side, but smaller on the other. It is crucial to first remove the smaller diameter sides. Sashes that were made later in the century used glue instead of pegs. They can be separated by cutting through the glue line with the help of a knife, and then tapping the mortised section loose with a mallet.
After the sash is released, you can remove sash stops and access the weight pockets. This is typically done by drilling a small hole at the bottom of every jamb. This hole is covered with an unfinished wooden panel that can be removed to reveal the inside workings.
After the sash has been stopped and the access panel is removed, you can take off the old weight and replace it. First, weigh the sash to ensure that the weights you've got may not be of the right size. After the new weight has been installed, run the string through the sash pulling mechanism. Then, nail the string to the boxed frame. Leave a few inches at the top of the string to allow for future adjustments.
Sash Cords
In the majority of old double-hung windows the chain or cord is connected to the weights. This helps keep the sashes within the jamb balanced. 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 hold it in place when it is opened.
To replace sash cords, the first step is to remove the access panels from the jambs. They are typically installed by screws or nails and will require to be removed or relocated. You may be able to use a hammer or chisel to prise them off, but it's always better to lay down dust sheets prior to starting any work.
Once the access panel is removed, you can begin working on the sash. Use a flat bar or chisel, to pry the tiny parting beads out of their grooves. They are typically wedged into or nailed in, but they can be prised free and it's worth your time here. If the sash is in place, pry out the mortise and the tenon joints by using pin punch and hammer or screwdriver, and then take out the wood pegs attached to each component. The sash should be able to move freely, however it might require some lubrication in order to feel less stiff.
Take a measurement of the length of the sash chain or sash cord required to reach the sash slot at the bottom, and the pulley located at the top of the jamb. Cut the cord or chain and then attach it as described in Step 6 above. You can use a hammer and screws or nails, but nails are less likely to cause damage.
It is recommended to keep the weights that came with the original counterbalance unless you have purchased a kit that will replace the counterbalance. They're not expensive and are easy to install if you purchase them from architectural salvage stores. Depending on the size of your window, one or two sash weights could be needed to keep it open.