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Window Sash Repairs

Sashes for windows must be checked regularly for mold, mildew and damage. By catching problems before they become serious, you can save money on future repairs.

The sash is the internal framing that moves vertically either up or down in windows that are open. This article will teach you how to do simple sash repairs.

Weather Stripping

Wood window sashes give a classic aesthetic to your home. When properly maintained, can last for a long time. However, they can be damaged or degrade over time due to exposure to elements and normal wear and wear and tear. Fortunately, sash repair specialists can bring your windows back to their original condition and maintain their appearance for a longer period of time than replacement windows.

Weather stripping is the primary thing to address when repairing sash windows. It is located on both the frame and sash. It could cause drafts if damaged or is loose. Start by identifying the window's brand and the manufacturer's date (etched on the corner of the glass, or the aluminum spacers between panes). Remove the sash and mark its size and width so that you can find a replacement weather stripping that matches.

Then, remove the sash from its holder and place it on an even surface that allows you to see all four sides. If your sash has a double-hung, you'll have to remove the weights and their accompanying ropes that should have fallen into the intended pocket in the jamb liner. After you've removed the sash using a utility knife, you can use it to remove the weather stripping that was formerly in place at the corners, then remove it manually or using a putty blade.

After the sash is cleared, you can install the stoppers that separate the two sashes. These are long pieces wood that are used to separate the two sashes. Pam prefers to use standard 1/2-inch by 3/4-inch window trimming from the lumberyard. But, you can also use with a scrap piece of wood.

After removing the parting stops and cutting them to the desired length and thickness, apply a thin layer of glazing compound to the bottom of the sash. Smooth the compound using a putty tool and let it dry for at least a 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 new appearance.

Sash Hardware

The hardware that holds the windows sashes can become worn out over time and use. This can result in the window repairs or door that is difficult to open or close. It's a good idea to know that replacing and repair of this hardware is typically easy and affordable. If you are having trouble opening a sash spray some lubricant into the jamb channel. Then slide the sash open to see if that fixes the issue. If not, the problem is likely with the sash balance, and you'll need to remove the sash in order to access the hardware.

The ideal situation is for upvc window repair near me sashes to be able to open and close with minimal effort but this is difficult when the weights are worn or if the sash meeting rail isn't properly glazed. This could be caused by various reasons such as an absence of maintenance or an unmatched weight rating.

If the hinges on the window begin to move, this can cause the sash drag and then hit the frame in the opposite corner (Photo 1). To resolve this issue, first make sure the sash is squarely inserted into the opening of the frame and then remove it from the window. If the sash is secured to the hinge arm, you'll have to loosen the hinge arm and replace it (Photo 2). Next, install the new sash (Photo 3).

Old windows, especially those in older homes, can be difficult to open and close because of sagging hinges and an overall lack of energy efficiency. In most instances, a few minor repairs can turn these windows into smooth operators again and save the homeowner money on energy costs.

It is important to have the tools you need before you begin. Mark the hinge channel's location on the frame (Photo 1) using pencil. This will help you to position the channel in the right position after you've finished. Then, remove the sash, and then remove the hardware including the beads that separate (Photo 2) and the chains or cords which hold it in place. Soften any putty that has been hardened with the help of a heat gun set at medium and fitted with a shield to block the nozzle. Remove the old sash and store it in an labelled bag.

Sash Weights

If your window sash repairs are to replace a damaged cord or just to keep your windows functioning and functional, replacing worn-out sash weights will improve sash operation and reduce energy costs. Sash weights are heavy, lead or iron cylinders, which are enclosed inside a hidden compartment and attached to the movable window sash using a rope. These weights provide counterbalance that allows the window to be shut and opened without the need for mechanical or electrical devices. The sash weights are usually disregarded or disabled by homeowners and turned into scrap when they break; therefore, you may need to search for replacements.

It's not easy to retrieve the sash-weight that fell from the cavity, so you'll need to find one that fits correctly. You will also require a new piece of string, a length sash cord, and a few sash pulleys to tie the new sash weights onto the sash cord.

Mortise and Tenon joints are used to join older wood windows. The wood pegs that hold the components together can be removed by the use of a pin punch and hammer. The majority of them have large diameters on one side and a smaller size on the other, so it is important to remove the smaller-diameter sides first. Sashes made later in the century utilized glue instead of pegs and can be separated by cutting through the glue line using a knife, then tapping the mortised part loose using a mallet.

Once the sash is freed and removed, you can take off the sash stop and gain access to the weight pocket. This is typically done by drilling tiny holes in the bottom of each jamb. The hole is surrounded by the wooden panel which can be removed to reveal the interior workings.

When the sash has been shut off and the access panel has been removed, you can take off the weight that was previously installed and replace it. Weigh the sash first because the weights you've got may not be the correct size. After the new weight is installed then tie a string to it and then thread it through the pulley of the sash. Then, you can nail the string to the boxed frame, leaving a few inches of string sticking out from the head to allow for future adjustments.

Sash Cords

In the majority of double-hung windows the chain or cord is connected to the weights. This keeps the sashes within the jamb balanced. Over time, these cords can get damaged and make it impossible to raise the windows. A new sash cable will give you the ability to raise and lower the sash and keep it in position when opened.

The first step in replacing sash cords is to find and remove the access panels within the jambs. They are typically installed by screws or install nails and must be removed or repositioned. You could use a hammer or chisel to prise them off but it's best to lay down dust sheets before commencing any work.

Once the access panel is removed, you can begin working on the sash. Prise the narrow parting beads (also called "tie rails") out of their grooves using the chisel or flat bar. These are often wedged in or nailed in, but they can be prised free and it's worth your time here. If the sash remains in place, pry out the mortise and tenon joints using pin punch and hammer or screwdriver, then remove the wood pegs that are on each piece. You should be able to move the sash back and forth freely, although it may require lubrication if it feels stiff.

With the sash open, measure enough sash cord/chain to extend from the pulley in the top of the jamb to the sash slot on the bottom. Cut the cord or chain and fix 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.

It is recommended to keep the original weights if you have purchased a kit that will replace the counterbalance that was previously installed. It's not expensive to buy them from architectural salvage stores and they'll be simple to install once you have the sash unlocked. Based on the size and shape of your window you might need to install one or two sashweights to keep the sash open.