Window Sash Repairs

window repair near sashes need to be regularly checked for mold, sash Window repair mildew and other damage. You can reduce future repair costs by catching the issues early before they become out of control.

The sash is the internal framing that moves vertically up or down in windows that open. This article will show you how to carry out a few simple repairs to the sash.

Weather Stripping

Wooden window sashes can add a classic look to your home. They are also sturdy and can last many years if they are properly maintained. However, they can be damaged or degrade as time passes due to 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 longer than replacement windows.

Weather stripping is the first thing to address when repairing sash windows. It is located on both the frame and sash. If it's loose or worn out, it can cause drafts, as well as other issues. Start by identifying the window brand and the glass manufacturer's date (etched on the glass's corners or on the aluminum spacers between panes). Then, remove the sash and mark its height and width so that you can locate replacement weather stripping to match.

Then, you can remove the sash from its holder, and place it on a flat surface to allow you to reach all four sides. If the sash is double-hung, you must remove the weights with their ropes that should be buried inside the jamb lining. Once you've removed the Sash window Repair and the weights, use a utility knife to cut off the weather stripping from the corners. Then, remove it by hand or using a putty knife.

After the sash has been cleared and clean, you can put in the parting stops. These are long pieces wood that separate the two sashes. Pam prefers the standard 1/2-inch by 3/4 inch window trim from the lumberyard. However, you could also substitute with a scrap piece of wood.

After removing the parting stop and trimming it to length after which, apply a thin layer of glazing compound to the bottom of the sash. Smooth it out using your putty knife and let it dry for at least a few days. After the putty has completely cure it is possible to apply an acrylic latex topcoat. This will protect the putty, and give your sash a fresh appearance.

Sash Hardware

The hardware that holds window sashes is susceptible to wear and tear due to time and usage and the result could be a window or door that won't open or close easily. It's good to know that replacing and fixing this hardware is usually straightforward and cost-effective. If a sash is difficult 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 problem is likely to be with the balance of the sash and you'll need to take out the sash to access the hardware.

Ideally, window sashes should be able to open and close without effort, but this is difficult when the weights are worn or if the sash meeting rail isn't properly glazed. This issue can be due to various reasons such as a lack of maintenance and an unmatched weight rating.

If the hinge arms on the window begin to move, this could cause the sash to drag and eventually hit against the frame in the opposite corner (Photo 1). To fix this problem, first ensure that the sash is firmly seated in the frame's opening and then take it out of the window. If the sash was screwed onto the hinge arm, take it off the hinge and replace it. (Photo 2). Install the new sash next (Photo 3).

Due to hinges that are sagging, and a general deficiency in energy efficiency, old windows particularly those in older houses, could be difficult to open and close. Many times it is a matter of making a few minor adjustments that can make these windows operate smoothly and save homeowners money on their energy bills.

It is important to have the tools you need before you begin. Begin by marking the location of the hinge channel on the frame using a pencil (Photo 1). This will allow you to put the channel in the correct location after you've completed. Remove the sash and take off the hardware, including the parting beads (Photo 2) and the chains or cords that secure it. Heat gun with nozzle shield and a medium setting can soften any hardened putty. Remove the old sash and store it in a labeled bag.

Sash Weights

Sash weights can be replaced to enhance the efficiency of your window sash and decrease the energy cost. Sash weights are heavy lead or iron cylinders that are enclosed inside a hidden compartment and linked to the moveable window sash using rope. They provide counterbalance which allows the window to be opened and closed without the use of electrical or mechanical devices. The sash weights are usually neglected or ignored by homeowners, and are turned into scrap when they break; therefore you may have to search for replacements.

It's not easy to retrieve an sash-weight which has fallen from the cavity, so you'll want to find one that fits properly. You will also require a new piece string, a length of sashcord and some sashpulleys to tie the new weights to the cord.

Mortise and Tenon joints are used to join old wood windows. Hammers and pins can be used to cut off the wood pegs holding the parts together. Most of these pegs have an enormous diameter on one side and a smaller diameter on the other, which is why it is crucial to take out the smaller-diameter ones first. Later sashes made use of glue instead of pins. They can be cut by using a knife or mallets.

After the sash is removed then you can take out the sash stop and access the weight pocket. Usually it is done by drilling a hole near the bottom of each jamb. This hole is covered by an access panel of wood which can be removed so that you can view the inside of the frame.

When the sash has been shut off and the access panel is removed, you are able to remove the weight you used and replace it. Be sure to weigh the sash before you do this, since the weights that were previously used may be different in size from what is needed. After the new weight is installed, you can thread the string through the sash pulling mechanism. Then attach the string to the boxed frame, but leave a few inches of string sticking out from the head for future adjustments.

Sash Cords

In the majority of double-hung windows the chain or cord is connected to the weights. This supports and keeps the sashes in the jamb level. Over time, these cords can become damaged and make it difficult to raise windows. A new sash cord can restore the ability to move the sash upwards and downwards and will keep it in its 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 screwed or nailed in and must be removed. You could use a hammer and chisel to prise them off but it's best to lay down dust sheets before commencing 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 be patient because they are usually placed in a wedge or nail. If the sash is still in place, pry the mortise and tenon joints free with a hammer or screwdriver and then remove each wood peg. It should now be possible to move the sash around without difficulty, though it may require lubrication if it feels stiff.

With the sash in an open position Take a measurement of the sash chain to extend from the pulley at the top of the jamb to the sash slot at the bottom. Cut the cord/chain and fix it using Step 6 above. You can either employ a hammer, screws or nails, but nails are less likely to cause damage.

It is recommended to keep the original weights in place unless you've purchased a kit to replace the old counterbalance. They're not expensive and simple to install if you purchase them from architectural salvage stores. Based on the size of your window one or two sash weights might be required to keep it open.