Five Window Sash Repairs Lessons Learned From Professionals
Window Sash Repairs
Check the windows sashes regularly for damage, mildew, and mold. If you catch these issues early you can save money on future repairs.
The sash is the internal frame that is vertically moved either up or down in windows that open. This article will show you how to perform easy upvc repairs near me (Read the Full Post) to your sash.
Weather Stripping
Wood window sashes give the classic look to your home. If properly maintained, they will last for a long time. However, they can get damaged or deteriorated over time, due to exposure and normal wear and tear. Sash repair specialists can restore windows to their original condition and maintain their appearance longer than replacement windows.
The first step to repair sash window damage is to fix weather stripping. It's found on both the sash and frame. If it's worn or loose, out, it can lead to drafts and other problems. To fix it, start by determining the brand upvc repairs Near me of your window and the date on which the glass was manufactured (etched in the corner of the glass or on the aluminum spacer between panes). Then, take the sash off and mark its width and height so that you can locate new weather stripping that matches.
Then, remove the sash and set it on a work surface to allow access to all four sides. If your sash has a double-hung, you'll need to remove the weights as well as the ropes that go with them that should have fallen into the pocket of the jamb liner. Once you've taken the sash off using a utility knife, you can use it to cut away the old weather stripping at the corners, then take it off by hand or with a putty knife.
Once the sash has been cleared, you can replace parting stops. These are long pieces wood that separate the two sashes. Pam likes to replace these with standard 1/2-inch-by 3/4-inch window trim from the lumberyard, but you can also replace them with a piece of scrap wood.
After removing the parting stops and cutting them to the desired length, apply a thin layer of glazing compound to the bottom of the sash. Smooth out the compound using your putty knife and let it dry for at least a day. After the putty has completely cured it is possible to apply a topcoat of acrylic latex. This will protect the putty and give your sash a fresh appearance.
Sash Hardware
The hardware that supports the window sashes may wear out over time and use. This could result in windows or doors that is difficult to open or close. The good news is that repairing and replacing this hardware is typically relatively easy and affordable. If a sash isn't easy to operate try spraying oil into the jamb channel, and then open it to see if this solves the issue. If not, the issue is most likely due to the balance of the sash and you'll need to remove the sash to access this hardware.
Ideally, window sashes should be able to open and close without effort, but this can be an issue if the weights become worn or if the sash that joins rail isn't properly coated. This problem can be due to many factors that include a lack of maintenance and a mismatched weight rating.
If the hinges 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 resolve this problem, first ensure that the sash is squarely inserted into the opening of the frame and then take it out of the window. If the sash has been fixed to the hinge arm, remove the hinge and replace it. (Photo 2). Next, install the new sash (Photo 3).
Due to hinges that are sagging, and a general lack in energy efficiency, old windows, especially those in older houses, could be difficult to open or close. Sometimes just a few easy fixes can make these windows operate smoothly once more and save homeowners money on their energy bills.
It is important to have the tools you require before you begin. Mark the hinge channel location on the frame (Photo 1) with pencil. This will allow you to position the channel in the right position after you've finished. Remove the sash and take off the hardware including the beads that separate (Photo 2) and the cords or chains that hold it in place. A hot gun with nozzle shield and medium setting will soften any hardened glue. Remove the old sash and store it in a labeled bag.
Sash Weights
Sash weights are able to be replaced to improve the operation of your window sash, and also reduce the cost of energy. Sash weights are hefty lead or iron cylinders, which are enclosed in a hidden cavity and connected to the movable window sash using a rope. They are counterbalancers which allows the window to be closed and opened without using mechanical or electrical devices. The sash weights are usually ignored or discarded by homeowners and turned into scrap when they break; therefore, you may need to locate replacements.
A sash weight that has fallen out of the cavity is difficult to get back, so you will want to locate a new one that fits correctly. You will also require a new piece of string, a length sashcord and some sashpulleys to tie the new weights to the cord.
Mortise and Tenon joints are used to join older wood windows. The wood pegs that hold the components together can be removed using pin punches and hammers. The majority of them are large on one side, and smaller on the other. It is important to first remove the smaller diameter sides. Later sashes made use of glue instead of pins. They can be separated by using a knife or mallets.
After the sash is released, you can remove the stops on the sash and get access to the weight pockets. This is typically done by drilling a small hole at the bottom of every jamb. The hole is then covered with the wooden panel which can be removed to reveal the inner workings.
After the sash has been stopped and the access panel has been removed, you can take off 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 a different size than what you require. Once the new weight has been installed, you can thread an appropriate length of string through the pulling mechanism. Then attach the string to the frame, leaving a few inches of string hanging from the head to allow for future adjustments.
Sash Cords
Most double-hung windows of the past come with a chain or cord attached to the weights which keeps the sashes level in the jamb. Over time, these cords could break, making it impossible to raise the window. A new sash cord will give you the ability to move the sash upwards and downwards and hold it in position when it is opened.
To replace sash cords the first step is to remove the access panels from the jambs. These are usually nailed or screwed in and will require to be removed or moved. It is possible to take them out using an axe or hammer, but it is always better to lay out dust sheets prior to starting any work.
Once the access panel is removed, you can start working on the sash. Use a flat bar or chisel to pry the small partsing beads out of their grooves. They are usually wedged in or nailed in, but they can be prised free, so it's worth taking your time. If the sash is still in place, pull the mortise-and tenon joints with a screwdriver or hammer and then remove each wood peg. You should now be able to move the sash around without difficulty, though it will probably need some lubrication if it feels stiff.
Determine the length of the sash chain or sash cord required to reach the sash slot at the bottom from the pulley located at the top of the jamb. Cut the chain or cord and then fix it using Step 6 above. You can do this with a hammer, nails or screws. However, nails are less likely than screws to cause damage.
It's best to leave the original weights in place unless you've purchased a kit that will replace the old counterbalance. They're not costly and easy to install if you buy them at architectural salvage stores. Depending on the size of your window one or two sash weights could be needed to keep it in an open position.