Window Sash Repairs

Check the windows sashes regularly for signs of damage, mildew and mold. You can avoid future repair costs by catching these issues early, before they get out of hand.

The sash is an interior frame that moves vertically up and down in windows that open. This article will teach you how to perform simple sash repairs.

Weather Stripping

Wooden window sashes can give an elegant appearance to your home. They are also durable and can last many years when they are maintained properly. However, they can be damaged or degraded over time due to exposure to the elements and 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 to sash window repairs is addressing weather stripping. It's found on both the sash as well as the frame. It can cause drafts if it's worn or loose. To fix it, begin 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). Remove the sash and mark its width and height so that you can purchase replacement weather stripping that matches.

Then, take it off and set it on a work surface so you can access all four sides. If your sash has been double-hung, take out the weights using their ropes that should have fallen into the pocket inside the jamb lining. After removing the sash with the utility knife, take off the weather stripping that was left by hand or with the putty blade.

When the sash is clean and clean, you can put in the parting stops. These are long pieces wood that divide the two sashes. Pam prefers to replace them 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 parting stops and trimming them to the desired length and thickness, apply a thin layer of glazing compound on the bottom of the sash. Smooth the compound with your putty knife and let it dry for at least a few days. When the putty is fully cured it is possible to apply a topcoat of acrylic. This will protect the putty and give your sash a new look.

Sash Hardware

The hardware that supports the windows sashes can become worn out over time and with use. This could lead to a door or a Window Repair that is difficult to open or close. It's important to know that replacing or repairing this hardware is often simple and inexpensive. If a sash becomes difficult to operate try spraying lubrication into the jamb channel then slide it open to see if this solves the issue. If not, the problem is likely with the sash balance and you'll need to remove the sash to access the hardware.

Window sashes need to open and close without much effort. However, this can be difficult if the weights are worn out or the sash-to rail connecting rail isn't properly coated. This issue could be caused by many factors that include a lack of maintenance and an unmatched weight rating.

If the hinge arms on windows begin to slide, this could cause the sash to drag and eventually hit against the frame at the opposite corner (Photo 1). To correct the issue make sure the sash is centered in the frame's opening and remove it. If the sash is screwed onto the hinge arm, take it off the hinge and replace it. (Photo 2). Then, you can install the new sash (Photo 3).

Windows that are old, especially in older houses, can be difficult to open and close because of sagging hinges and an overall lack of energy efficiency. In most cases, a few simple repairs can transform these windows into smooth operators again and save the homeowner money on energy bills.

In order to make these repairs to sash it is essential to have all the necessary tools in place before you begin. Start by marking the location of the hinge channel on the frame with a pencil (Photo 1). This will help you to place the channel in the right location after you've completed. Take the sash off and take out all the hardware including the parting beads cords, chains, and cords that hold the sash in place. Soften any hardened putty using an electric heat gun set to medium and fitted with a shield to block the nozzle. Take off the old sash and window repair store it in an labelled bag.

Sash Weights

Sash weights are able to be replaced to improve the operation of your window sash and reduce energy costs. Sash weights are hefty lead or iron cylinders that are enclosed inside a hidden compartment and connected to the movable the sash with rope. They provide counterbalance which allows the window to be opened and closed without using mechanical or electrical devices. The sash-weights are typically disregarded or disabled by homeowners and turned into scrap when they fail. Consequently you might need to locate replacements.

A weight from a sash that fell out of the cavity is difficult to get back, so you will want to find a replacement that fits correctly. You will also need a new piece of string, a length of the sash cord, as well as some sash pulleys to tie the new sash weights to the sash cord.

Mortise and Tenon joints can be used to join old wood windows. Pin punch and hammer can be used to remove the wood pegs holding the components together. The majority of these pegs are big on one side, but smaller on the other. It is crucial to remove first the smaller diameter sides. Sashes that were made later in the century utilized glue instead of pegs. They can be separated by cutting through the glue line using an instrument, and then tapping the mortised section loose using mallets.

After the sash is released, you can remove the sash stops and access the pockets for weights. This is usually done through tiny holes at the bottom of every jamb. The hole is then covered with a wooden panel that can be removed to reveal the inside workings.

After you have the sash stopped and the access panel removed, you'll be able to take off the weight from the sash and replace it with the new. Be sure to weigh the sash before you do this, since the old weights may be different in size from what you require. Once the new weight is installed then tie a string to it and then thread it through the pulley of the sash. Then, attach the string to the boxed frame. Leave a few inches of space at the head of the string to allow for future adjustments.

Sash Cords

In the majority of double-hung windows the chain or cord is attached to the weights. This keeps the sashes within the jamb in a balanced manner. As time passes, these cords may become damaged and make it difficult to raise the windows. A new sash cable will restore the ability to move and lower the sash and ensure it stays in place when opened.

The first step to replace sash cords is to locate and take out the access panels located in the jambs. They are usually fixed or screwed in and must be removed or moved. You might be able to employ a hammer and chisel to remove them however, it is always best to lay down dust sheets before starting any work.

After removing the access panel, you can begin to work on the sash. Use a flat bar or chisel to pull the tiny parting beads out of their grooves. It is essential to be patient because they are usually wedged or nailed in place. If the sash remains in place, break the mortise and tenon joints free using a hammer or screwdriver and then take out each wood peg. You should be able to move the sash around freely, although it might require oil if it feels stiff.

With the sash open With the sash in an open position, measure the sash chain or cord to reach from the pulley at the top of the jamb to the sash slot at the bottom. Cut the cord or chain and attach it in the previous step. You can use a hammer, nails or screws. However, nails are less likely than screws to cause damage.

If you haven't purchased an item that replaces the old counterbalance system it is recommended to keep the original weights for balancing in place. They're not costly and are easy to install if you purchase them at architectural salvage stores. Based on the dimensions and shape of your window you may need to use one or two sashweights to keep it open.