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Window Sash Repairs

Window sashes need to be inspected regularly for signs of mold, mildew and other damage. You can save future repair costs by catching problems early, before they become out of control.

The sash is the internal framing that moves vertically either up or down in windows that are open. This article will show you how to perform simple sash repairs.

Weather Stripping

Wood window sashes provide a classic aesthetic to your home and, when properly maintained, can last for years. They may, however, get damaged or deteriorated over time due to exposure or normal wear and tear. However, sash repair experts can bring your windows back to their original condition and keep them looking fantastic for a longer period of time than replacement windows.

The first step for sash upvc window repair near me repairs is addressing weather stripping, which can be found on both the sash as well as the frame. It can cause drafts if it's worn or loose. Start by identifying the window's brand and the date of manufacture for the glass (etched on the glass's corners or on the aluminum spacers between panes). Then, take the sash off and mark its width and height, so you can find replacement weather stripping to match.

Then, take the sash from its holder, and place it on a flat surface to allow you to see all four sides. If your sash has a double glazed window repairs-hung, you'll need to remove the weights as well as their accompanying ropes, which should have fallen into the pocket of the jamb liner. After you've removed the sash using a utility knife, you can use it to cut off the old weather stripping at the corners, and then remove it manually or with a putty knife.

Once the sash has been cleared, you can install parting stops. They are long pieces of wood that are used to separate the two sashes. Pam prefers the standard 1/2-inch by 3/4 inch upvc window repair near me trim from the lumberyard. However, you can also use with a scrap piece of wood.

After removing the stopper for the parting and trimming it to length, apply a thin coat of glazing compound over the bottom of the sash. Smooth the compound with your putty knife, then let it dry for a minimum of a day. Once it's fully cured then apply a top coat of acrylic latex paint. This will protect the putty and give your sash a new appearance.

Sash Hardware

The hardware that holds window sashes is prone to wearing out from age and use and the result could be a door or window that won't open or close easily. The good news is that repairing and replacing this hardware is usually relatively easy and affordable. If a sash isn't easy to operate try spraying grease into the jamb channel, and then slide it open to see if that fixes the problem. If the issue continues it's likely the sash balance. You will need remove the window sash in order to reach this hardware.

Window sashes need to open and close without much effort. However, this may be difficult if the weights are worn out or the sash connecting rail isn't properly glazed. This issue can be caused by a number of reasons, such as the lack of maintenance or an incorrect weight rating for a particular sash.

If the hinge arms of a upvc window repair begin to lose their elasticity, this could cause the sash to slide and eventually hit the frame in the corner that's in the opposite direction of the hinge arm (Photo 1). To correct the issue, make sure that the sash is in the proper position within the frame opening, and then remove it. If the sash is secured to the hinge arm, you'll need to loosen the hinge arm and replace it (Photo 2). Install the new sash next (Photo 3).

Old windows, especially those in older homes, may be difficult to close and open due to sagging hinges and an overall inefficiency. In many cases it is a matter of making a few minor adjustments that can help these windows function smoothly once more and help homeowners save money on their energy bills.

To make these sash repairs it is essential to have all the necessary tools in place before you begin. Start by marking the location of the hinge channel on the frame with pencil (Photo 1). This will help you get the channel back on position correctly after you've completed. Remove the sash and then remove all hardware including the parting beads, cords, and chains that keep the sash in place. Soften any hardened putty with a heat gun set to medium and equipped with a shield for the nozzle. Remove the old sash and store it in an labelled bag.

Sash Weights

Sash weights can be changed to improve the operation of your window sash and reduce the cost of energy. Sash weights consist of heavy lead or iron cylinders that are enclosed in a concealed cavity and connected by a rope to the movable window sash. They function as counterbalances, allowing you to open and shut the window without the need for mechanical or electrical devices. When they fail, sashweights tend to be left unnoticed or disabled by homeowners.

A sash weight that has fallen out of the cavity is difficult to get back and you'll need to locate a new one that fits properly. You will also require a new piece of string, a length of sashcord and a few sashpulleys to secure the weights you are replacing to the cord.

Older windows made of wood are joined with mortise and tenon joints. Pin punch and hammer can be used to take out the wood pegs holding the parts together. The majority of these pegs are large on one side, and smaller on the other. It is important to first remove the smaller diameter sides. Later sashes made use of glue instead of pins. They can be cut by using a knife or mallet.

After the sash is removed, you can take off the stops on the sash and get access to the weight pockets. Usually, this is done through an opening in the bottom of each jamb. The hole is then covered with an unfinished wooden panel that can be removed to reveal the inside workings.

Once the sash is stopped and the access panel has been removed, you can take off the weight that was previously installed and replace it. Make sure you weigh the sash before you begin, as the weights that were previously used may be different sizes than what you require. Once the new weight has been installed, thread an appropriate length of string through the pulling mechanism. Then, you can nail the string to the boxed frame, but only leave a few inches of string sticking out from the head to allow for future adjustments.

Sash Cords

In most old double-hung window the chain or cord is attached to the weights. This supports and keeps the sashes within the jamb in a balanced manner. Over time these cords can break, making it impossible to raise the window. A new sash cord will restore the ability to move the sash upwards and downwards and will keep it in its place when it is opened.

The first step to replace sash cords is to find and remove the access panels in the jambs. They are usually fixed or screwed in and will require to be removed or relocated. It may be possible to take them out using the hammer or chisel but it is always best to lay out dust sheets prior to starting any work.

Once the access panel is removed, you can begin working on the sash. Utilize a flat bar, or chisel to pry the narrow parting beads out of their grooves. They are typically wedged into or nailed in, but they can be snipped out and it's worth your time here. If the sash is still in place, remove the mortise and the tenon joints by using pin punch and hammer or screwdriver, and then take out the wood pegs on the components. You should be able to move the sash around freely, although it might require oil if it feels stiff.

Measure the length of the sash chain or sash cord required to reach the sash slot at the bottom, and the pulley on the top of the jamb. Cut the cord or chain and attach it in Step 6 above. You can use a hammer and screws or nails, but nails are less likely to cause damage.

It is best to keep the original weights in place unless you have purchased a kit to replace the old counterbalance. They're not expensive and easy to install if you buy them at architectural salvage stores. Based on the size of your window, one or two sashweights may be needed to keep it in an open position.