How to Repair a Sash Window
Experts agree that restoring old windows using sash is more cost-effective and green than replacing them. Why not give it a go?
Addressing issues like sticking sashes, draughts, noise pollution and visible damage will make your home more livable. Before you start, consider these issues.
Damaged Sash Cords
When the cords that pull the sash upwards and down are worn out, it becomes difficult to open or close the window. In some cases the cords might break. To fix this, sash cables must be replaced. This is a simple fix for any homeowner. It can be completed in about an hour if you are working on just one lower sash.
Prepare your work area by covering the floor in a tarp. This will help catch any debris that may fall or loose nails as you remove the window. If you're working in an older residence it is recommended to wear a protective mask to shield yourself from lead paint dust.
Begin by removing the stop beads, which are thin pieces of wood that border the window frame's inner frame and stop the sash from sliding out of the window box. Remove the window sash from its box and set it on a workbench or table. You can now access the pockets for weights. They are cast iron weights hidden behind the window frame. After you remove the weights along with the old sashcords as well as the weights, you are able to replace them with new ones.
The length of your old cord to determine how long you should cut your new cord. Knot the end of the new cord to keep it from sliding over the pulley on which it was originally. You can now feed your new cord through the hole that you cut in the panel cover. Install the window sash and test it.
Install the panel cover, staff bead, and make sure that all nails are securely driven into place. Make sure they're set below the surface level of the wood to keep from damaging the painted finish or limiting the sash's movements. If the sash isn't moving smoothly, use decorators caulk between the staff beads and the window boxes to reduce draughts.
After the caulk has dried and the trim is reinstalled, it's time to replace the sash and trim. If you're uncomfortable working with tools, it's possible to have a professional repair company replace the sash's cords. However this is a costly alternative. Many homeowners prefer the more DIY solution, which entails replacing the damaged cords themselves.
Broken Sash Weights
If your windows in sash aren't opening and closing correctly, it could be because the sash cables are damaged. Replace the old sash cords, and you'll be able to get your windows back into working order again.
Remove the screws that hold the beads in place using the help of a screwdriver. Then lift the sash away from the window frame. If there are access panels on the jambs, open them to gain access to the sash pulleys and weights. Carefully remove the sash from the frame and then lay down dust sheets, if you are able, to avoid damage to the wall and paintwork during the process.
Look over the pulleys and weights on the sash and determine if they're the right ones. You may need to balance the sash which is heavy. If you don't have any lead sash weights you can purchase them on the internet or at your local hardware store.
Once you have the sash weights out of the pocket, cut off any slack in the cords. Then feed the new sash cord through the pulley, and out the other end of the channel onto the sash. Then pull the cord up until it is at the weight and tie a knot.
Repeat the procedure for the second cord. Then, insert the sash back into the window frame, making sure it is level. If needed replace the parting bead or staff bead. Cover the gaps around them with decorators caulk.
The last step is to re-insert the interior sash stops. Consult a professional in case you're unsure of how to go about it. After reinstalling them, test the windows for functionality. Then, you can put back the window by replacing the trim on the window, access panel covers, and painting any areas glass window repair that were damaged or covered during the repairs. Ensure the window is well put up before the process of putting it back in place. Place the window on an appropriate scale and ensure that both sash weights have the same dimensions. If they're not, you can use lead'make up weights to balance the sash.
Sash Locks that aren't working
One of the most common reasons why a sash can not shut or open correctly is a faulty lock. In some instances this is an easy fix. However in other instances, the lock may require replacement. A broken lock can be an issue for security, since it could give an easy way for burglars to gain entry to your home.
The window locks are designed to withstand the load, but can still wear out over time. This is because the hardware is placed under a lot of stress as well as the natural movement of the foundation. It's important to look for other problems that could cause your window lock to fail.
A misaligned interlock can be the cause of the sash lock to not lock properly. A small alignment error could prevent the keeper from engaging the latch, and thus preventing the door from closing. This can be rectified by pushing the bottom sash into the room and lifting the bottom sash up.
Rust buildup in the mechanism is another common reason for a sashlock that doesn't work. A lot of older window frames are constructed from aluminum or wood and they can corrode over time. This corrosion can cause the mechanisms to become stuck and stop them from functioning properly.
In some cases it may be necessary to replace the whole fastener for the sash. This can be done easily. It's a simple process that requires only the use of a few tools and patience. First, you'll need take off the old fastener and remove any rust or debris from the surface. Then, you can use a drill to drill new holes for the bolt and screw. Then screw the new fastener into place and make sure it is secure.
This is a relatively straightforward task that can be done by the majority of homeowners, and will ensure that your window is safe and secure. This is a great method of reducing air infiltration and making your home more energy efficient.
Broken Glass Panes
Glass panes are often broken by errant baseballs, lawnmower blades, and other debris. You need to decide if you want to replace the window sash or repair the glass pane. Depending on the extent of damage to the glass is, you might also have to remove the surrounding glazing compound as well as the metal points. When you repair a damaged or broken pane, make sure to wear gloves, a mask and protective eyewear. Cover your floor with a dropcloth to prevent glass particles from contaminating your floor and posing a risk to children or pets.
Before replacing windows and replace it, you should remove the old one and scrape any caulking or putty from the frame's rabbets or grooves where the glass sits. If there's a lot of putty, it might be necessary to make use of a pull-type paint scraper or an old chisel and tap lightly to prevent cracking the window. A heat gun may help soften the old glue so that it's easier to take off. After taking off the old pane smooth the rabbets, and then apply new caulking compound or glaziers compound.
As the putty is drying and the glass is ready for installation by cleaning it and wiping it down with a damp sponge. If the glass is insulated, take off the insulation by cutting it away at the top and bottom of the pane using the help of a utility knife. The metal points that hold the glass in place can be removed by hammering them out or pulling them with the help of a putty knife.
To replace the glass pane, roll the glazier's compound into a rope about 3/4 inch thick. Put it tightly into the rabbet, around the edge of the glass and then against the wood sash. Fill any holes or gaps that might exist between the frame of putty and the glass. Let the putty dry completely before painting the window. Be sure to wear gloves that are protected and cover the work area with a drop cloth to keep it clean and protect yourself from broken glass shards.