Window Sash Repairs

Check the windows sashes regularly for signs of damage, mildew and mold. You can reduce future repair costs by catching problems early, before they get out of hand.

The sash is an inside frame that is able to move vertically up and down in windows that are open. This article will show you how to perform easy repairs to your sash.

Weather Stripping

Wooden window sashes can add a classic look to your home. They are also sturdy and last for a long time provided they are properly maintained. They can, however, be damaged or degraded over time due to exposure and normal wear. Sash repair experts can restore windows to their original condition and maintain their beauty longer than replacement windows.

The first step in sash window repairs is addressing weather stripping, which is found on both the sash and frame. If it's worn or loose, out, it can cause drafts and other problems. 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). Take the sash off and mark its width and height so that you can get new weather stripping that is compatible with the original.

Then, remove the sash and Window repairs set it on a work surface so that you can reach all four sides. If your sash was double-hung, you must remove the weights using their ropes that should fall into the pocket in the jamb lining. After you have removed the sash using the utility knife, take off the old weather stripping by hand or using a putty blade.

After the sash is cleaned, you can replace parting stops. These are long pieces that divide the sashes. Pam prefers standard 1/2-inch by 3/4-inch window repair trimming from the lumberyard. However, you can also substitute with a scrap piece of wood.

After removing the stopper for the parting and trimming it to length and then apply a thin layer of glazing compound over the bottom of the sash. Smooth the compound using a putty tool and let it dry for at least one day. Once the putty has fully cured it is possible to apply an acrylic latex topcoat. This coating will protect the putty and give your sash a new appearance.

Sash Hardware

The hardware that supports window sashes is prone to wearing out from time and usage and the result could be a window or door that can't be opened or closed easily. The good thing is that fixing and replacing this hardware is usually quite simple and inexpensive. If a sash becomes difficult to operate, try spraying some grease into the jamb channel then slide it open to see if that resolves the issue. If not, the problem is likely with the balance of the sash and you'll have to take off the sash in order to access this hardware.

Sashes for windows should be able to be able to open and close with minimal effort. However, this could be difficult if weights are worn out or the sash-to rail connecting rail isn't covered with. This problem could be caused by many factors, including a lack of maintenance and a mismatched weight rating.

If the hinge arms of a window are starting to sag, this can cause the sash's to drag and eventually strike the frame in the corner directly opposite the hinge arm (Photo 1). To resolve 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 screwed onto the hinge arm, unbolt the hinge and replace it. (Photo 2). Next, install the new sash (Photo 3).

Old windows, particularly those in older homes, may be difficult to close and open due to hinges that are sagging and an overall lack of energy efficiency. Many times it is a matter of making a few minor adjustments that can make these windows operate smoothly again and help homeowners save money on energy costs.

In order to make these sash repairs it is essential to have all of the tools needed before you begin. Begin by marking the position of the hinge channel on the frame with a pencil (Photo 1). This will assist you in getting the channel back in place correctly when you're finished. Take the sash off and then remove all hardware, including the beads for parting cords, chains, and cords that keep the sash in place. Soften any hardened putty using a heat gun set to medium and fitted with an shield to block the nozzle. Remove the old sash and store it in an labelled bag.

Sash Weights

Sash weights can be changed to improve the performance of your window sash and decrease the cost of energy. Sash weights are heavy, lead or iron cylinders, which are enclosed in a hidden cavity and attached to the movable the sash with rope. They are counterbalancers which allows the window repairs to be opened and closed without using mechanical or electrical devices. When they fail, sashweights are often ignored or disabled by homeowners.

A weight in a sash that has fallen out of the cavity is difficult to get back and you'll need to find a replacement 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 to the sash cord.

Older windows made of wood are joined by mortise and tenon joints. The wood pegs that keep the parts together can be removed using the use of a pin punch and hammer. The majority of these pegs are large on one side and smaller on the other. It is important to remove first the smaller diameter sides. Later sashes utilized glue instead of pins. They can be separated by using a knife and a mallet.

Once the sash has been released, you can remove sash stops and gain access to the weight pockets. Usually this is accomplished by drilling a hole near the bottom of each jamb. This hole is then covered by an access panel made of wood that can be ripped off so that you can 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 weight of the old sash and replace it with the new. Be sure to weigh the sash before you do this, as the old weights could be a different size than what you require. After the new weight has been installed, thread the string through the sash pulling mechanism. Then, you can attach the string to the boxed frame. Leave a few inches protruding at the top of the string for future adjustments.

Sash Cords

Most old double-hung windows have a cord or chain attached to the weights that keeps the sashes in balance in the jamb. Over time these cords can break, making it difficult to raise the window. A new sash cable will give you 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 typically installed by screws or nails and must be removed or repositioned. You might be able to use a hammer and chisel to prise them off, but it's always better to lay down dust sheets before commencing any work.

Once the access panel is removed, you can begin working on the sash. Utilize a flat bar, or chisel to pry the small partsing beads out of their grooves. It's important to take your time as they're often wedged or nailed in place. If the sash is in place, pry out the mortise and tenon joints with pin punch and Window repairs hammer or screwdriver, then unhook the wood pegs that are on the components. The sash should move around freely now, however it may require some lubrication to feel less stiff.

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

If you haven't purchased an upgrade kit to replace the counterbalance system that was in place before, it's best to keep the original weights for balancing in place. They're not costly and simple to install if you purchase them at architectural salvage stores. Based on the size and shape of your window, you may require one or two sashweights to keep it open.