Window Sash Repairs

Regularly inspect the window sashes for any damage, mildew and mold. If you catch these issues early you will save money on repairs in the future.

The sash is an internal frame that is able to move upwards and downwards in windows that open. This article will show you how to make several simple repairs to sash.

Weather Stripping

Wood window sashes provide the classic look to your home. When properly maintained, they can last for a long time. They can, however, get damaged or deteriorated over time, due to exposure and normal wear. Sash repair specialists can restore windows to their original state and keep them looking great much longer than 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 loose or worn out, it can cause drafts and other issues. To fix it, start by determining your window's brand and the date of manufacture for the glass (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 you can purchase replacement weather stripping that matches.

Then, you can remove the sash from its holder and place it on an even surface that allows you to access all four sides. If the sash is double-hung, you'll also need to remove the weights and their ropes that should have fallen into the pocket that was intended to be in the jamb liner. After removing the sash using the utility knife, you can remove the weather stripping from the old sash by hand or using a putty blade.

After the sash is cleared, you can install the parting stops. They are long pieces of wood that are used to separate the two sashes. Pam prefers to use the standard 1/2-inch by 3/4 inch window trimmings from the lumberyard. However, you could also use for a scrap piece of lumber.

After removing the parting stops and trimming them to your desired length then apply a thin layer of glazing compound over the bottom of the sash. Smooth the compound with your putty knife, and let it dry at least a day. Once the putty has fully dried it is possible to apply a topcoat of acrylic. This will help protect the putty and give your sash an updated look.

Sash Hardware

The hardware that supports the window sashes may wear out with time and use. This could result in the window or door that is difficult to open or close. It's important to know that replacing and repairing this hardware is often easy and affordable. If you are having trouble opening the sash, spray some oil into the jamb channel. Then slide the sash out to see if this resolves the problem. If the issue persists it's likely that the sash balance is off. You'll need remove the window sash in order to reach this hardware.

Ideally, window sashes should move open and shut without effort, but this is a difficult task when the weights are worn or if the sash's meeting rail isn't properly coated. This could be caused by various reasons such as the lack of maintenance or a mismatched weight rating.

If the hinge arms of a window are beginning to slide, this could cause the sash to drag and eventually hit the frame in the corner in the opposite direction of the hinge arm (Photo 1). To fix the problem ensure that the sash is centered in the frame opening, and then remove it. If the sash has been screwed to the hinge arm, window repairs you'll need to unscrew the hinge arm and replace it (Photo 2). Then, put in the new sash (Photo 3).

Old windows, particularly those in older homes, can be difficult to open and Window repairs close, due to hinges that are sagging and general lack of energy efficiency. In many instances, a few easy repairs can turn these windows into smooth operation for the first time and save the homeowner money on energy costs.

In order to make these repairs to sash, it's important to have all the necessary tools in place before you begin. Mark the location of the hinge channel on the frame (Photo 1) using pencil. This will help you to put the channel in the right place when you are finished. Remove the sash and then remove all hardware including the parting beads cords, chains, and cords that help to hold the sash. Soften any hardened putty using an electric heat gun set to medium and fitted with an nozzle shield. Take off the old sash and store it in an labelled bag.

Sash Weights

If your upvc window repairs near me sash repairs are to replace a damaged cord or just to ensure that the windows are functional, replacing worn out weights on sash can improve sash operation and help reduce energy costs. Sash weights are made of heavy lead or iron cylindricals that are contained in a concealed cavity and attached by ropes to the moveable window sash. They provide counterbalance that allows the window to be opened and closed without the use of electrical or mechanical devices. The sash-weights are typically disregarded or disabled by homeowners and then turned into scrap when they break; therefore you might need to locate replacements.

A weight from a sash that fell out of the cavity is difficult to get back It is therefore important to locate a new one that fits correctly. You will also require a new piece of string, a length of sash cord and some sash pulleys to tie the new sash weights the sash cord.

Mortise and Tenon joints can be used to join old wood windows. The wood pegs holding the parts together can be removed using the use of a pin punch and hammer. The majority of them have large diameters on one side and a smaller diameter on the other, so it is crucial to take out the smaller-diameter sides first. Later sashes used 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 access the weight pockets. This is typically done by drilling an opening at the bottom of every jamb. This hole is then covered by an access panel made of wood that can be cut off to allow you to view the inside of the frame.

After the sash has been stopped and the access panel has been removed, you are able to remove the weight that was previously installed and replace it. Weigh the sash first, as the weights you have might not be of the right size. Once the new weight is installed, tie a string to it and thread it through the sash pulley. Then, nail the string to the boxed frame. Leave a few inches at the head of the string to allow 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. 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 cords for sash is to locate and remove the access panels within the jambs. These are usually nailed or screwed in and will require to be removed or repositioned. You may be able to use a hammer and chisel to prise them off, but it's always better to lay down dust sheets prior to starting any work.

After the access panel has been removed, you can start working on the sash. Utilize a flat bar or chisel, to pry the narrow parting beads from their grooves. It is important to take your time, as these are often wedged or nailed in place. If the sash is still in place, pry the mortise-and-tenon joints out with a screwdriver or hammer and then remove each wood peg. The sash should be able to move freely, however it may require some lubrication in order to feel less stiff.

With the sash open With the sash in an open position, measure the sash chain or cord to reach from the pulley in the top of the jamb to the sash slot in the bottom. Cut the cord/chain and then attach it in Step 6 above. You can use nail, hammer or screws. However, nails are less likely to cause damage.

If you don't have an item that replaces the old counterbalance system it's recommended to keep the original weights for balancing in place. It's cheap to purchase them from architectural salvage stores and they'll be easy to install once you have the sash unlocked. Depending on the size of your window, two or three sash weights could be needed to keep it in an open position.