10 Strategies To Build Your Window Sash Repairs Empire
Window Sash Repairs
Window sashes must be inspected regularly for signs of mold, mildew and damage. You can avoid future double glaze repair costs by catching these issues early, before they become out of control.
The sash is the internal framing that moves vertically upwards or downwards in windows that open. This article will show you how to do simple repairs to sash.
Weather Stripping
Wood window sashes give the classic look to your home. If properly maintained, can last for a long time. However, they may become damaged or degrade in time because of exposure to the elements and normal wear and tear. Fortunately, sash repair specialists can restore your windows back to their original condition and keep them looking fantastic for much longer than newer replacement windows.
The first step for sash window repairs is addressing weather stripping. It's found on both the sash as well as the frame. If it's damaged or worn out, it can lead to drafts and other problems. Start by identifying the window brand and the glass manufacturer's date (etched on the glass's corner or on the aluminum spacers between panes). Take the sash off, and mark its width and height so you can find a new weather stripping that is compatible with the original.
Then, take 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 glazing window repairs-hung, you'll need to remove the weights as well as the ropes that go with them that should have fallen into the pocket of the jamb liner. After removing the sash with the utility knife, remove the weather stripping that was left by hand or with the putty blade.
Once the sash has been cleared, you can install parting stops. They are long pieces of wood that divide the two sashes. Pam likes to replace these with standard 1/2-inch-by 3/4-inch window trim from the lumberyard, however you could also use scrap wood.
After removing the stopper and cutting it to length and then apply a thin layer of glazing compound on the bottom of the sash. Smooth the compound using your putty tool and allow it to dry for at least a day. Once the putty has fully cure and dried, you can apply a topcoat of acrylic. This will protect the putty and give your sash an updated appearance.
Sash Hardware
The hardware that supports window sashes is susceptible to wear and tear due to time and usage and the result could be a window or door that can't be opened or closed easily. It's important to know that replacing or repairing this hardware is often straightforward and cost-effective. If a sash isn't easy to operate you can try spraying some oil into the jamb channel and then slide it open to see if it resolves the issue. If not, the issue is most likely due to the balance of the sash and you'll have to take off the sash in order to access this hardware.
Ideally, window sashes should move open and shut with minimal effort but this is a difficult task when the weights wear out or if the sash meeting rail isn't properly glazed. This issue can be caused by a variety of factors, including lack of maintenance or by the wrong weight rating for the particular sash.
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 that's directly opposite the hinge arm (Photo 1). To correct the issue ensure that the sash is aligned in the frame opening, and then remove it. If the sash is screwed onto the hinge arm, unbolt the hinge and replace it. (Photo 2). Install the new sash next (Photo 3).
Windows that are old, especially in older homes, can be difficult to open and close, due to hinges that are sagging and a general lack of energy efficiency. Many times 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 complete these sash repairs it is essential to have all the tools needed before you begin. Begin by marking the position of the hinge channel on the frame using a pencil (Photo 1). This will allow you to get the channel back in place correctly when you're finished. Take the sash off, and remove all the hardware, including the beads for parting, cords, and chains that help to hold the sash. Soften any putty that has been hardened with a heat gun set to medium and equipped 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 operation of your window sash and reduce energy costs. Sash weights are heavy, lead or iron cylinders enclosed inside a hidden compartment and connected to the movable window sash using rope. They are counterbalancers that allows the window to be opened and closed without the need for mechanical or electrical devices. The sash weights are usually neglected or ignored by homeowners and then turned into scrap when they break; therefore, you may need to search for replacements.
A weight from a sash that fell out of the cavity is difficult to get back It is therefore important to find a replacement that fits correctly. You will also require a fresh piece of string, a length sashcord and a few sashpulleys for tying the new weights to the cord.
Older windows made of wood are joined by mortise and tenon joints. The wood pegs that hold the parts together can be removed by a pin punch and hammer. The majority of these pegs are big on one side, but smaller on the other. It is crucial to first remove the smaller diameter sides. Later sashes made use of glue instead of pins. They can be separated by using a knife and mallets.
Once the sash has been released, you can remove sash stops and gain access to the pockets for weights. This is typically done by drilling tiny holes at the bottom of every jamb. The hole is then covered with the wooden panel which can be removed to reveal the inner workings.
Once you have the sash stopped and the access panel removed, you will be able to remove the weight from the sash and replace it with the new. Be sure to weigh the sash first, as the weights you've got may not be the right size. Once the new weight has been installed, thread a string through the sash pulling mechanism. Then, attach the string to the 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 windows repair-hung windows, a cord or chain is affixed to the weights. This supports and keeps the sashes in the jamb in a balanced manner. As time passes, these cords can get damaged and make it difficult to raise the windows. A new sash cord will give you the ability to move the sash upwards and downwards and hold it in place when opened.
To replace sash cords the first step is to remove the access panels from the jambs. They are typically nailed or screwed in and must be removed or moved. You may be able to use a hammer or chisel to remove them however, it is always best 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 pry the tiny partsing beads out of their grooves. It is important to take your time as they're often placed in a wedge or nail. If the sash is still in place, break the mortise-and-tenon joints out with a screwdriver or hammer, then remove each wood peg. It should now be possible to move the sash around freely, although it might require lubrication if it feels stiff.
With the sash open Take a measurement of the sash window repair chain to extend from the pulley on the top of the jamb to the sash slot at the bottom. Cut the cord/chain and then attach it as described in Step 6 above. You can do this with a hammer, nails or screws. However, nails are less likely than screws to cause damage.
If you haven't purchased a kit that replaces the counterbalance system that was in place before, it's recommended to keep the original balancing weights in place. It's cheap to purchase them from a salvage store and they'll be simple to install once you have the sash open. Based on the size of your window one or two sash weights could be needed to keep it open.