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Window Sash Repairs

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

The sash is the interior framing that can be moved vertically up or down in windows that are open. This article will demonstrate how to do a variety of simple repairs to the sash.

Weather Stripping

Wood window sashes give the classic look to your home. If properly maintained, they can last for many years. They may, however, get damaged or deteriorated over time, due to exposure and normal wear and tear. Sash repair specialists can restore windows to their original state and maintain their beauty much longer than replacement windows.

The first step for repair sash window damage is to fix weather stripping, which is found on both the sash and frame. It can cause drafts if it's worn out or loose. Begin by identifying the window brand and the glass manufacturer's date (etched on the glass's corners, or the aluminum spacers between panes). Then, remove the sash and mark its height and width, so you can find replacement weather stripping to match.

Then, remove the sash and place it on a table 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. After removing the sash with the utility knife, take off the weather stripping that was left by hand or using a putty knife.

When the sash is clean and clean, you can put in the parting stops. These are long pieces that split the sashes. Pam prefers the standard 1/2-inch by 3/4 inch window trimmings from the lumberyard. But, you can substitute with a scrap piece of wood.

After removing the parting stop and cutting it to length after which, apply a thin layer of glazing compound on the bottom of the sash. Smooth the compound with your putty knife and let it dry for a minimum of a day. When the putty is fully cure, you can apply an acrylic latex topcoat. This will protect the putty and give your sash a new appearance.

Sash Hardware

The hardware that supports window sashes is susceptible to wear and tear from age and use and the result could be a window or door that can't be opened or closed easily. The good news is that fixing and replacing this hardware is typically relatively easy and affordable. If a sash becomes difficult to operate you can try spraying some grease into the jamb channel, and then slide it open to see if that solves the issue. If the issue continues, it is most likely the sash balance. You will need to remove the window sash to get access to this part of the hardware.

The ideal situation is for window sashes to swing open and closed without effort, however, this can be a difficult task if the weights become worn or if the sash meeting rail isn't properly glazed. This problem can be caused by a number of reasons, such as lack of maintenance or by a mismatched weight rating for a particular window repairman near me sash.

If the hinge arms of a window are beginning to slide, this could cause the sash to slide and eventually land on the frame in the corner that's directly opposite the hinge arm (Photo 1). To resolve this issue, first make sure the sash fits squarely in the opening of the frame and then remove it from the window. If the sash has been fixed to the hinge arm, take it off the hinge and replace it. (Photo 2). Install the new sash (Photo 3).

Because of sagging hinges and a general lack of energy efficiency, older windows, especially those in older houses, could be difficult to open and close. Many times, a few simple fixes can allow these windows to operate smoothly and save homeowners money on energy costs.

It is crucial to have the tools you need before you begin. Mark the hinge channel location on the frame (Photo 1) using a pencil. This will assist you in getting the channel back in place correctly when you're finished. Remove the sash and then remove all hardware including the parting beads, cords, and chains that hold the sash in place. Soften any hardened putty using the help of a heat gun set at medium and fitted with a shield for the nozzle. Remove the old sash, and put it in a bag with a label.

Sash Weights

Sash weights are able to be replaced to improve the operation of your window sash and decrease the energy cost. Sash weights are heavy, lead or iron cylinders enclosed in a hidden cavity and connected to the movable sash by a rope. These weights act as counterbalances and allow you to open and close the window without the need for mechanical or electrical devices. When they fail, sashweights tend to be left unnoticed or disabled by homeowners.

A weight in a sash that has fallen out of the cavity is difficult to recover and you'll need to find a new one that fits correctly. You will also need a new piece of string, a length sash cord, and a few sash pulleys to tie the new sash weights onto the sash cord.

Mortise and Tenon joints are used to join windows made of older wood. The wood pegs that hold the components together can be removed by the use of a pin punch and hammer. The majority of them are large on one side and smaller on the other. It is important to first remove the smaller diameter sides. Sashes made later in the century made use of glue instead of pegs and can be separated by cutting through the glue line using the help of a knife, and then tapping the mortised section loose using mallets.

Once the sash has been released, you can remove sash stops and access the weight pockets. Usually this is accomplished by drilling an opening in the bottom of each jamb. This hole is then covered by a wooden access panel 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 will be able to take off the old sash weight and replace it with new. Be sure to weigh the sash prior to you begin, as the weights that were previously used may be a different size than the one you need. Once the new weight is installed, tie a string to it and thread it through the sash pulley. Then nail the string to the boxed frame, but leave a few inches of string protruding from the head to allow for future adjustments.

Sash Cords

Most old double-hung windows include a chain or cord connected to the weights that keeps the sashes balanced within the jamb. Over time, these chains can get damaged and make it difficult to raise windows. A new sash cable can restore the ability to raise and lower the sash and keep it in place when opened.

To replace sash cords the first step is to remove the access panels from the jambs. They are usually screwed or nailed in and need to be removed. You might be able to use a hammer and chisel to remove them but it's best to lay down dust sheets prior to commencing any work.

After you have removed 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 from their grooves. They are typically wedged into or nailed, but they can be snipped out and Window sash Repairs it's worth your time here. If the sash remains in place, break the mortise and tenon joints with pin punch and hammer or screwdriver, then remove the wood pegs that are on each component. The sash should be able to move freely, however it may require some lubrication to feel less stiff.

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

If you don't have an upgrade kit to replace the old counterbalance system, it's best to keep the original weights for balancing in place. They're not costly and simple to install if purchased them from salvage shops for architectural use. Based on the size of your window one or two sashweights may be needed to keep it open.