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Sash Window Repair

Sash windows add a touch of class to any home. They can become drafty and troublesome as they age. Sash window repairs are a great method of enhancing functionality while maintaining the original elegance.

The first step in repairing windows with sash is to remove "pocket covers". These are small pieces of wood that sit in the lower part of the frame to allow access to the weights.

Sashes damaged by abrasions

If your sash windows have been damaged or leaky, you'll need to go beyond patch up the surface. Doing a thorough repair will save you money in the long run, particularly in the case of an older home with poor insulation. Here are some common problems that sash windows face and the way to fix it:

Sticking Issues

It is difficult to close or open the window if the sash does not fit properly into the frame. This could cause rattling sounds and allow drafts to enter your house.

To fix this issue you can use a utility knife to score the paint line on the inner side of the sash and pry it off. Be careful not to scratch the wood. You'll then want to apply a sash oil, which will help it move smoothly.

Broken Sash Cords

Some double-hung sashes from the past have metal or cotton cords supporting the weights used to lift and lower the sashes. As time passes, these cords can break, rendering it difficult to raise or keep the sash in place. Follow these steps to repair it:

Remove the frame sash and pull it to the right until it's completely open. Pull the cord from the bottom of the sash, cut it, and then remove any nails sticking out from the end. With needle-nosed pliers, remove the nail and then insert it into the side channel. Tuck the knot in the the hole and secure it using a nail set.

Install the staff beads and reinstall the sash. Be sure to leave enough slack in the cords for optimal operation. Reinstall the counterweights and balances. Decorators caulk is an excellent way to prevent draughts. Apply a small amount between the bead boxes for staff.

Glazing putty can be used to fix the sash after it has been repaired. Glazing putty can be made with linseed and chalk. Mix with enough chalk to make the putty usable and not stick to your fingers. Let the putty completely dry before applying the sash back and painting the frame.

Broken sash cords

Old double glazed timber sash windows-hung (two sashes) windows utilize chains made of metal or cotton connected to counterweights to help keep the sashes level in the window jamb. As time passes, the chains could break, which stops the sashes from opening or closing, making it difficult to lower or raise the window. The sash cords can be replaced in less than a few hours.

Remove the staff bead which is what separates the upper and lower sashes. You can take the bead off using needle-nose pliers. A nail is inserted through the knot and into the casing of the sash double glazing to secure it. Remove any rusty nails from the stop beads and clean off paint, caulk, and old cord traces around the sash groove.

To open the window, pull one of the cords running through the sash to lift it up. When you've made it as far as you can, mark the cord in pencil and cut it with a utility knife. When you're done, be sure that the new cord is in alignment with the groove of the sash. Also, secure it to the sash with a knot.

If the sash isn't moving, cut the cords using your side cutters. Once the sash has been removed it is necessary to remove the access panel inside the sash channel to expose the pockets for sash weights, the counterweights, and the pulley system. If the window is painted you may need to score the seams using a hammer and chisel to remove the access panel without damaging the paint.

After removing the access panel there are two cast-iron sashweights inside each pocket. Take the one on the back and the one on the front, and then tie each sash Windows repair cord to a weight using a self-tightening knot. Once you have tied the new sash windows cords, reconnect the sashweights and reset the system to work correctly.

Drafts

Sash windows add a hint of the past to older homes but they also pose problems with maintenance. They are often difficult or impossible to shut and open, rattling in the wind, and letting drafts in. These problems can be caused by painted or swollen wood or sash cords that have rotted. There are a variety of easy and cost-effective ways to fix these problems and keep your sash window working properly.

The first step in repairing an old sash window is to take it apart it. Remove the sash, as well as the frame, and ensure whether all parts are in good order. Then, sand down the wood to enhance its appearance and stop draughts. A small amount of silicone or wax spray can help the sash slide more easily. If the sash still sticks, use an utility knife to cut any paint layers. The addition of a new set tilt pins can also improve the window's operation.

Weights are placed over a pulley system to balance the weight of windows with sash. These weights, usually constructed of cast iron, are accessible via an access panel or pocket on the inner box lining. A dividing strip is placed within the window frame to keep the weights from colliding.

It can be difficult to access these weights, since the sash's upper part can be sealed with paint and then fixed with nails. If you're patient and careful you can pull the sash out by using a pair of bar clamps spread apart. You may have to jiggle and tap to free it, but once it's out, inspect the sash and replace it if necessary with a new rope.

While you're at it, you could also change the sash balance to make the window easier to open and close. It's not as difficult as you think to change a double-hung window balance. You can do it yourself if you have the right tools and a replacement kit.

Rotten sill

Even the best-maintained windows can eventually exhibit signs of rot. If the rot is restricted to the sill, it could be possible to fix the window. If it has spread through the frame into the interior of the house and has caused structural damage, it is probably time for a replacement.

It is important to replace a rotten window sill before it causes further damage to the window. The first step is to take off the sill plate that was previously installed and studs. You may need to install temporary support if the studs are weight-bearing. After removing the old sill and washing off any paint remaining from the sill plate. After the sill has been cleaned and dry, replace it with a brand new board and attach it to the studs.

A sill that is rotten can be unsightly and lead to future costly repairs. For example, it can cause the sash's to shift, which can be difficult to notice and can result in cracks or bowed glass pane. Additionally, a decayed sill could allow water to get into the wall, which could cause mold and other problems.

Replacing a rotten sill isn't as difficult as it might sound. To avoid rot, keep the window clean and free of dirt and debris. Install a seal of protection on the casement window sash frames to keep them dry. You can also use humidifiers to manage the moisture in your home. This will stop wooden sash windows cost sashes from forming or swelling.

Sash windows are often plagued by stuck sashes. It is possible to fix this issue by applying a small amount wax or silicone to the window tracks. This will allow them to slide along more easily. If the sashes are stuck because of paint buildup, you can use a utility knife to slice through the paint layers and remove the sashes.

Another way to solve stuck sash issues is to put back in the parting bead. If the sash remains stuck you can try making it draught-proof. This involves putting a strip of rubber between the sash frame and the sash. This helps to reduce airflow and enhances the acoustic quality.