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Window Sash Repairs

Regularly inspect the window sashes for signs of damage, mildew and mold. You can save the cost of repairs in the future by catching the issues in the early stages before they become too much.

The sash is an interior framing that moves vertically either up or down in windows that open. This article will teach you how to do simple sash repairs.

Weather Stripping

Wood window sashes provide the classic look to your home. When properly maintained, they can last for a long time. However, they can become damaged or degraded as time passes due to exposure to elements and normal wear and wear and tear. Thankfully, 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 window repairs (her comment is here) is addressing weather stripping, which can be found on both the sash as well as the frame. It can cause drafts if worn or loose. Begin by identifying the brand of window and the glass manufacturer's date (etched on the corner of the glass, or the aluminum spacers between panes). Remove the sash, and mark its width and height so that you can find a replacement weather stripping that matches.

Then, remove the sash and place it on a work surface to allow access to all four sides. If the sash is double-hung, you must remove the weights with their ropes that should be buried within the jamb lining. Once you've taken the sash off using a utility knife, you can use it to cut off the weather stripping from the corners, then remove it by hand or using a putty blade.

After the sash has been cleared, you can replace the stoppers that separate the two sashes. These are long pieces that divide the sashes. Pam prefers the standard 1/2-inch by 3/4 inch upvc window repairs trimming from the lumberyard. However, you could also substitute for a scrap piece of lumber.

After removing the parting stops and trimming them to the desired length, apply a thin layer of glazing compound on the bottom of the sash. Smooth out the compound using your putty knife, then let it dry for at least a few days. After it has fully dried then apply a top coat of acrylic latex paint. This coating will protect the putty and give your sash a new look.

Sash Hardware

The hardware that supports the window sashes may wear out over time and use. This can result in the window or door that is difficult to open or close. It's good to know that replacing or fixing this hardware is usually easy and affordable. If a sash is difficult to operate try spraying grease into the jamb channel and then slide it open to see if this resolves the issue. If the issue continues it's likely that the sash balance is off. You will need remove the window sash in order to get access to this part of the hardware.

Sashes for windows should be able to open and close without much effort. However, this may 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 number of factors, including insufficient maintenance or an incorrect weight rating for a particular window sash.

If the hinge arms of a window are starting to sag, this can cause the sash's to drag and eventually hit the frame in the corner that's in the opposite direction of the hinge arm (Photo 1). To address this problem, first ensure that the sash fits squarely in the frame's opening and then remove it from the window. If the sash is secured to the hinge arm, you'll need to loosen the hinge arm and replace it (Photo 2). Next, install the new sash (Photo 3).

Old windows, especially those in older homes, can be difficult to open and close, due to sagging hinges and general inefficiency. Sometimes it is a matter of making a few minor adjustments that can allow these windows to operate smoothly and help homeowners save money on energy costs.

To make these sash repairs, it's important to have all the tools needed before you begin. Begin by marking the location of the hinge channel on the frame with pencil (Photo 1). This will help you get the channel back into position correctly after you've completed. Remove the sash and take out all the hardware including the parting beads, cords, and chains that keep the sash in place. Soften any hardened putty with the help of a heat gun set at medium and fitted with a nozzle shield. Remove the old sash, and put it in a bag with a label.

Sash Weights

If your window sash repairs are to replace a damaged cord or to keep the windows functional, replacing worn out weights on sash can improve sash operation and cut down on the energy cost. Sash weights are heavy lead or iron cylinders enclosed inside a hidden compartment and linked to the moveable window sash using rope. These weights function as counterbalances, allowing you to open and shut the window without requiring mechanical or electrical devices. The sash weights are usually neglected or ignored by homeowners and then turned into scrap when they fail. Consequently you might need to find replacements.

A sash weight that has fallen out of the cavity is difficult to recover, so you will want to locate a new one that fits correctly. You will also require a new piece string, a length sashcord and some sashpulleys to tie the weights you are replacing to the cord.

Older windows made of wood are joined by mortise and tenon joints. Hammers and pins can be used to remove the wood pegs holding the parts together. The majority of these pegs are large on one side and smaller on the other. It is essential 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 part loose with mallets.

After the sash has been removed and removed, you can take off the stopper on the sash and get access to the weight pocket. Usually, this is done through an opening in the bottom of each jamb. This hole is covered by a wooden access panel that can be cut off so that you can view the inside of the frame.

After the sash has been stopped and the access panel removed, you will be able to remove the old sash weight and replace it with the new. Be sure to weigh the sash before you begin, as the old weights may be different sizes than what you require. Once the new weight is installed, run a string through the sash pulling mechanism. Then attach the string to the boxed frame, but leave a few inches of string protruding from the head for future adjustments.

Sash Cords

The majority of double-hung windows with a history have a cord or chain attached to the weights that keeps the sashes in balance within the jamb. Over time these cords can break, making it impossible to raise the window. A new sash cable will give you the ability to raise and Window Repairs lower the sash, and keep it in position when 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 repositioned. You might be able to use a hammer and chisel for removing them but it's best to lay down dust sheets prior to starting any work.

After removing the access panel, you are able to begin to work on the sash. Utilize a flat bar or chisel, to pry the tiny parting beads out of their grooves. These are often wedged in or nailed in, but they can be snipped out, so it's worth taking your time here. If the sash is still in place, pry out the mortise and the tenon joints by using a hammer and pin punch or screwdriver, then remove the wood pegs on the components. The sash should be able to move freely now, but it might require some lubrication to make it feel less stiff.

Measure the length of the sash chain or sash cord needed to reach the sash slot on the bottom, and the pulley on the top of the jamb. Cut the cord/chain and attach it as described in the step 6 above. You can employ a hammer and nail or screws, but nails are less likely to cause damage.

It's best to leave the original weights if you've purchased a kit to replace the counterbalance. They are not expensive and easy to install if you buy them from architectural salvage stores. Based on the dimensions and shape of your window, you may require one or two sashweights to keep the sash open.