Five Window Sash Repairs Projects To Use For Any Budget
Window Sash Repairs
Window sashes must be regularly checked for mold, mildew, and damage. If you catch these issues early you can save money on future repairs.
The sash is an interior frame that is vertically moved up or down in windows that open. This article will show you how to make several easy repairs to your sash.
Weather Stripping
Wooden window sashes can add an elegant appearance to your home. They are also durable and can last many years provided they are properly maintained. However, they can be damaged or degraded as time passes due to exposure to the elements and normal wear and tear. However, sash repair experts can restore your windows back to their original condition and maintain their appearance for much longer than newer replacement windows.
The first step for sash window repairs is addressing weather stripping, which is found on both the sash and frame. If it's worn or loose, out, it could cause drafts and other problems. Begin by identifying the window's brand and the glass manufacturer's date (etched on the glass's corner or the aluminum spacers between panes). Take the sash off and mark its size and width so that you can purchase replacement weather stripping that matches.
Then, you can remove the sash from its holder and place it on flat surfaces to allow you to reach all four sides. If your sash has a double-hung, you'll need to take off the weights and their ropes which should have slipped into the pocket that was intended to be in the jamb liner. After you have removed the sash using the utility knife, remove the weather stripping that was left by hand or using a putty blade.
After the sash has been cleared and clean, you can put in the parting stops. These are long pieces of wood that are used to separate the two sashes. Pam likes to replace them with standard 1/2-inch by 3/4-inch window trim from the lumberyard, however you could also use scrap wood.
After removing the parting stop and cutting it to length, apply a thin coat of glazing compound on the bottom of the sash. Smooth the compound using a putty tool, and let it dry at least one day. When the putty is fully cured and dried, you can apply a topcoat of acrylic latex. 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 time and usage, and the result can be a door or window that can't be opened or closed easily. The good thing is that fixing and replacing this hardware is generally very simple and cost-effective. If a sash isn't easy to operate you can try spraying some grease into the jamb channel, and then slide it open to see if it fixes the problem. If the problem persists it's likely to be due to the sash's balance. It is necessary remove the window sash in order to get access to this part of the hardware.
Ideally, window sashes must move open and shut with very little effort, but this can be a difficult task if the weights become worn or if the sash's meeting rail isn't properly coated. This problem can be due to many factors that include an absence of maintenance or a mismatched weight rating.
If the hinges on windows begin to slide, this can cause the sash drag, and then eventually to hit the frame at the opposite corner (Photo 1). To remedy the issue ensure that the sash is centered in the frame's opening and remove it. If the sash is secured to the hinge arm, you'll need to unscrew the hinge arm and replace it (Photo 2). Then, you can install the new sash (Photo 3).
Because of sagging hinges and a general lack in energy efficiency, windows that are old particularly those in older homes, can be difficult to open and close. In many instances, a few minor repairs can turn these windows into smooth operators for the first time and save the homeowner money on energy bills.
In order to make these repairs to sash, it's important to have all 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 help you to put the channel in the right position after you've finished. Remove the sash and then remove all hardware including the parting beads cords, chains, and cords that hold the sash in place. Soften any hardened putty using the help of a heat gun set at medium and fitted with a nozzle shield. Remove the old sash, and store it in a labeled bag.
Sash Weights
Sash weights can be changed to improve the operation of your window sash, and also reduce energy costs. Sash weights are hefty lead or iron cylinders that are enclosed in a hidden cavity and linked to the moveable window sash using a rope. They function as counterbalances, which allows you to open and shut the window without requiring mechanical or electrical devices. The sash weights are usually ignored or discarded by homeowners and then turned into scrap when they fail. Consequently, you may need to find replacements.
A weight from a sash that fell out of the cavity is difficult to get back and you'll need to find a replacement that is suitable for the. You will also require an additional piece of string, a length sash cord and some sash pulleys to tie the new sash weights to the sash cord.
Mortise and Tenon joints can be used to join older wood windows. The wood pegs that keep the components together can be removed with pin punches and hammers. The majority of these pegs are large on one side, and smaller on the other. It is crucial to first remove the smaller diameter sides. Later sashes used glue instead of pins. They can be cut by using a knife or a mallet.
Once the sash is freed and removed, you can take off the sash stop and access the weight pocket. Usually, this is done through an opening at the bottom of each jamb. This hole is then covered by a wooden access panel that can be ripped off to allow you to view the inside of the frame.
After the sash has been stopped and the access panel is removed, you are able to remove the old weight and replace it. Make sure Altrincham double glazing weigh the sash prior to you do this, as the old weights may be different sizes than the one you need. Once the new weight has been installed, run an appropriate length of string through the pulling mechanism. Then nail the string to the frame, but only leave a few inches of string protruding from the head for future adjustment.
Sash Cords
Most double-hung windows of the past have a cord or chain attached to the weights which keeps the sashes in balance in the jamb. As time passes, these cords may break, making it impossible to raise the window. A new sash cable will restore the ability to raise and lower the sash, and keep it in place when it is opened.
The first step in replacing sash cords is to find and remove the access panels within the jambs. They are typically screwed or nailed into and require removal. You may 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 start working on the sash. Utilize a flat bar or chisel to pull the tiny parting beads from their grooves. They are typically wedged into or nailed in, but they can be prised free, so it's worth taking your time. If the sash is still in place, break the mortise and tenon joints free using a hammer or screwdriver, then remove each wood peg. You should now be able to move the sash around without difficulty, though it may require oiling if it seems stiff.
With the sash in an open position Take a measurement of the sash chain to reach from the pulley in the top of the jamb to the sash slot on the bottom. Cut the cord or chain and secure it in the step 6 above. You can use either a hammer, nails or screws. However, nails are less likely than screws to cause damage.
If you haven't purchased an upgrade kit to replace the old counterbalance system it's recommended to keep the original balancing weights in place. It's not too expensive to purchase them from architectural salvage stores and they will be easy to install once you've got the sash opened. Depending on the size and shape of your window, you might need to install one or two sashweights to keep it open.