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Window Sash Repairs

Window sashes must be inspected regularly for signs of mold, mildew and damage. You can save the cost of repairs in the future by catching these issues in the early stages, before they become out of control.

The sash is an interior frame that is vertically moved up or down in windows that open. This article will teach you how to perform easy repairs to your sash.

Weather Stripping

Wooden window sashes are a great way to add a classic look to your home. They are also durable and can last many years provided they are properly maintained. However, they can be damaged or degraded over time, due to exposure and normal wear and tear. Sash repair experts can restore windows to their original state and maintain their beauty much longer than replacement windows.

The first step in sash window repairs is addressing weather stripping, which is found on both the sash and frame. It could cause drafts if worn or loose. Begin by identifying the brand of window and the manufacturer's date (etched on the corner of the glass, or the aluminum spacers between panes). Then, take the sash off and mark its width and height so that you can locate the appropriate weather stripping replacement to match.

Then, remove the sash and place it on a work surface to allow access to all four sides. If the sash is double-hung, you'll also need to take off the weights and the ropes that go with them which should have slipped into the intended pocket in the jamb liner. After you have removed the sash using the utility knife, take off the weather stripping that was left by hand or using the putty blade.

Once the sash has been cleared, you can replace parting stops. These are long pieces that divide the sashes. Pam likes to replace these with standard 1/2-inch by 3/4-inch window trim from the lumberyard, but you could also use a piece of scrap wood.

After removing the stopper and trimming it to length after which, apply a thin layer of glazing compound on the bottom of the sash. Smooth the compound with your putty tool, and allow it to dry for at least one day. Once the putty has fully dried it is possible to apply a topcoat of acrylic. This will protect the putty and give your sash a fresh appearance.

Sash Hardware

The hardware that holds the windows sashes can become worn out over time and with use. This could result in a door or a window that is difficult to open or close. The good news is that repairing and replacing this hardware is usually very simple and cost-effective. If a sash isn't easy to operate, try spraying some oil into the jamb channel, and then slide it open to see if that solves the issue. If not, the issue is likely with the sash balance, and you'll need to remove the sash in order to access this hardware.

Window sashes need to open and close with little effort. However, this may be a challenge if the weights have been worn out or the sash-to rail meeting rail is not properly glazed. This could be caused by a variety of factors that include the lack of maintenance or an unmatched weight rating.

If the hinge arms on a window begin to sag this could cause the sash to drag, and then eventually to hit the frame in the opposite corner (Photo 1). To correct the issue, make sure that the sash is in the proper position within the frame opening and then take it off. If the sash is screwed to the hinge arm, you'll have to loosen the hinge arm and replace it (Photo 2). Next, install the new sash (Photo 3).

Windows that are old, especially in older homes, may be difficult to open and close, because of sagging hinges and a general lack of energy efficiency. In many instances, a few easy repairs can transform these windows into smooth operation for the first time and save the homeowner money on energy bills.

It is crucial to have the tools needed before you start. Mark the location of the hinge channel on the frame (Photo 1) with pencil. This will help you get the channel back in the correct position after you've finished. Remove the sash and take off the hardware including the beads that separate (Photo 2) and the chains or cords that hold it in place. The nozzle shield of the heat gun and a medium setting can soften any putty that has been hardened. Remove the old sash, and put it in a bag that is labeled.

Sash Weights

Whether your window sash repairs are to replace a broken cord or to keep the windows functional by replacing worn out sash weights will improve sash operation and help reduce energy consumption. Sash weights are heavy, lead or iron cylinders enclosed in a hidden cavity and connected to the movable sash by rope. They function as counterbalances, allowing you to open and shut the window without having to use mechanical or electrical devices. If they fail, sashweights tend to be neglected or not used by homeowners.

A sash weight 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 require a new piece of string, a length of sashcord and a few sashpulleys to secure the new weights to the cord.

Older wood windows are joined using mortise and tenon joints. Hammers and pins can be used to cut off the wood pegs holding the parts together. The majority of these pegs are large on one side, and smaller on the other. It is essential to first remove the smaller diameter sides. Sashes that were made later in the century utilized glue instead of pegs and can be separated by cutting the glue line with the help of a knife, and then tapping the mortised section loose using mallets.

After the sash has been removed, you can remove the stopper on the sash and get access to the weight pocket. This is typically done by drilling tiny holes in the bottom of each jamb. The hole is surrounded by a wooden panel that can be removed to reveal the interior workings.

When the sash has been shut off and the access panel has been removed, you can remove the old weight and replace it. Be sure to weigh the sash before you do this, since the old weights may be a different size than what you require. Once the new weight is installed, thread an appropriate length of string through the pulling mechanism. Then, attach the string to the boxed frame. Leave a few inches protruding at the head of the string to allow future adjustments.

Sash Cords

In most old double glazed window repairs-hung window, a cord or chain is attached to the weights. This helps keep the sashes in the jamb balanced. Over time, these cords could break, making it difficult to raise the upvc window repairs near me. A new sash cable can restore the ability to move and lower the sash and keep it in place when it is opened.

The first step in replacing sash cords is to locate and take out the access panels located in the jambs. They are usually nailed or screwed in and will require to be removed or repositioned. You could use a hammer or chisel to remove them, but it's always better to lay down dust sheets prior to beginning any work.

After you have removed the access panel, you are able to begin to work on the sash. Prise the narrow parting beads (also called "tie rails") out of their grooves using the chisel or flat bar. They are usually wedged in or nailed but can be removed, so it's worth taking your time here. If the sash remains in place, remove the mortise and tenon joints with a hammer and pin punch or screwdriver, then remove the wood pegs on each piece. The sash should be able to move freely, however it may need some lubrication to make it feel less stiff.

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

It's best to leave the original weights in place unless you've purchased a kit that will replace the counterbalance that was previously installed. It's cheap to purchase them from a salvage store and they'll be easy to install once you've got the sash opened. Based on the size of your window repairs near me, one or two sash weights might be required to keep it open.