The Little-Known Benefits Of Window Sash Repairs
Window Sash Repairs
Sashes for windows must be inspected regularly for signs of mold, mildew and damage. By catching these problems early, you can save money on future repairs.
The sash is the internal frame that is vertically moved either up or down in windows that are open. This article will demonstrate how to do a variety of simple sash repair.
Weather Stripping
Wooden window sashes are a great way to add an elegant look to your home. They are also sturdy and last for a long time when they are maintained properly. However, they may become damaged or degrade in time because of exposure to the elements and normal wear and tear. Sash repair experts can restore windows to their original condition and maintain their beauty much longer than replacement windows.
The first step to sash window repairs is addressing weather stripping, which can be found on both the sash as well as the frame. It could cause drafts if worn or loose. To fix it, start by determining the brand of your window and glass manufacturer date (etched in the corner of the glass or on the aluminum spacer between panes). Remove the sash, and mark its size and width so that you can purchase new weather stripping that is compatible with the original.
Then, you can remove the sash from its holder, and place it on an even surface that allows you to reach all four sides. If your sash has been double-hung, remove the weights using their ropes that should fall into the pocket within the jamb lining. Once you've taken the sash off and the weights, use a utility knife to remove the weather stripping from the corners. Then, remove it manually or using a putty knife.
When the sash is clean, you can replace the parting stops. These are long pieces that split the sashes. Pam prefers to use standard 1/2-inch by 3/4-inch window trimming from the lumberyard. But, you can also substitute a scrap piece of wood.
After removing the stoppers for parting and trimming them to your desired length, apply a thin layer of glazing compound on the bottom of the sash. Smooth the compound with your putty tool and let it dry for at least one day. Once it's fully cured and dried, apply a second coat of acrylic latex paint. This coating will protect the putty and give your sash a fresh look.
Sash Hardware
The hardware that supports window sashes is susceptible to wear and tear due to the wear and tear of use and the result could be a door or window that can't be opened or closed easily. It's important to know that replacing and repairing this hardware is often straightforward and cost-effective. If a sash becomes difficult to operate you can try spraying some lubrication into the jamb channel then slide it open to see if it fixes the problem. If not, the problem is likely with the sash balance, and you'll need to take out the sash in order to access this hardware.
Window sashes need to open and close without much effort. However, this can be difficult if the weights are worn out or the sash-to rail connecting rail isn't properly coated. This problem can be caused by a variety of things, such as insufficient maintenance or a mismatched weight rating for a particular window sash.
If the hinge arms of a window are beginning to slide, this could cause the sash's to drag and eventually land on the frame in the corner in the opposite direction of the hinge arm (Photo 1). To fix this problem, first ensure that the sash fits squarely in the opening of the frame and then take it out of the window. If the sash was fixed to the hinge arm, unbolt the hinge and replace it. (Photo 2). Then, put in the new sash (Photo 3).
Old windows, especially those in older houses, can be difficult to open and close due to sagging hinges and general lack of energy efficiency. In most instances, a few easy repairs can transform these windows into smooth operation and save homeowners cash on energy costs.
To complete these repairs to sash, it's important to have all of the necessary tools lined up before you begin. Begin by marking the position of the hinge channel on the frame with pencil (Photo 1). This will assist you in getting the channel back into position correctly after you've completed. Take the sash off and then remove all hardware including the parting beads cords, chains, and cords that hold the sash in place. Soften any putty that has been hardened with a heat gun set to medium and fitted with an nozzle shield. Remove the old sash and put it in a labeled bag.
Sash Weights
Sash weights are able to be replaced to improve the operation of your window sash and reduce the cost of energy. Sash weights are composed of iron or lead cylinders that are encased in a concealed cavity and are connected via ropes to the movable window sash. They are counterbalancers, allowing the window to be closed and opened without the need for mechanical or electrical devices. The sash-weights are typically disregarded or disabled by homeowners and then turned into scrap when they fail; therefore you might need to find replacements.
It is difficult to recover the sash-weight that fell from the cavity, so you'll want to find one that fits correctly. You will also require a fresh piece of string, a length of sashcord and some sashpulleys to tie the new weights to the cord.
Mortise and Tenon joints are used to join old wood windows. Pin punch and hammer can be used to cut off the wood pegs holding the parts together. The majority of these pegs have large diameters on one side and a smaller size on the other, which is why it is crucial to take out the smaller-diameter sides first. Later sashes utilized glue instead of pins. They can be separated by using a knife or mallet.
Once the sash has been removed, you can take off the sash stops and gain access to the pockets for weights. Usually it is done by drilling an opening at the bottom of each jamb. The hole is then covered with an unfinished wooden panel that can be removed to reveal the inner workings.
Once the sash is stopped and the access panel has been removed, you can take off the old weight and replace it. Be sure to weigh the sash before you do this, since the old weights could be a different size than what you require. Once the new weight is installed then tie a string to it and then thread it through the pulley of the sash. Then, nail the string to your boxed frame. Leave a few inches of space at the top of the string to allow for future adjustments.
Sash Cords
In the majority of old double glazed window repairs-hung windows, a chain or cord is affixed to the weights. This supports and keeps the sashes in the jamb balanced. As time passes, these cords may break, making it difficult to raise the window. A new sash cord will restore the ability to move the sash up and down and keep it in position when it is opened.
The first step to replace sash cords is to locate and take out the access panels located in the jambs. They are typically screwed or nailed in and need to be removed. You may be able to employ a hammer and chisel to prise them off however, it is always best to lay down dust sheets before commencing any work.
After you have removed the access panel, 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 but can be prised free and it's worth your time here. If the sash remains in place, break the mortise and tenon joints using pin punch and hammer or screwdriver, then unhook the wood pegs attached to each piece. The sash should be able to move around freely now, however it might require some lubrication to feel less stiff.
Determine the length of sash cord/chain needed to reach the sash slot on the bottom, and the pulley located at the top of the jamb. Cut the cord/chain and then secure it as in Step 6 above. You can use a hammer, nails or screws. However, nails are less likely than screws to cause damage.
It is recommended to keep the original weights if you've purchased a kit to replace the old counterbalance. It's not expensive to buy these from salvage shops for architectural purposes and they'll be simple to install once you've got the sash open. Based on the dimensions and shape of your window you might need to install one or two sashweights to keep it open.