Sash Window Repair
Sash windows can be out of balance, or even break. Pam scours the web for salvaged waving glass, wavy and keeps an eye out for discarded, metal sash weights. She then seeks replacements, like washers or nuts to ensure that her window is balanced.
Pam beds each pane with a rope of glazing compound that she uses to create the rabbet groove, or pocket, around the opening. This prevents drafts and costly heat loss.
Sticking Sashes
If your double-hung windows get stuck in the middle, it's a nightmare. You'll lose sight when they squeak in a storm. A window that is too loose may allow in air and noise, which will increase your energy bills. Both of these scenarios are not ideal, but they can be fixed with the proper tools and persistence.
A common issue with old weighted sash windows is that paint could build up in the channels that they slide on, making them blockage. Most of these problems can be resolved by cleaning and oiling the tracks.
Remove the old caulking from the space between the window stop (the one on the inside) and the frame of the window. Scrape off any paint that has been accumulating. Make sure to make use of a sharp blade and then set up plastic sheets and a vacuum cleaner right below to catch any paint dust and chips.
You can then clean the tracks using a dry cloth, and then apply a silicone-based lubricant that will make them more gliding. You can purchase this in most home improvement stores, or online. Then move the sash up or down to test it.
If it continues to block the sash cable could be faulty. Verify if the cord is caught or hanging up in the sash, or if it has snapped off completely. You'll have to re-cord your window If this is the case.
A pin that holds the rail in place could have been ripped out. It can be difficult to fix and you will require the help of a professional the majority times.
If a pin hasn't fallen out but the wood has become swollen or warped, it's recommended to use a wood hardener on it. The liquid is quick drying and can help restore damaged wood. You won't have remove the windows on your sash to repair them. After you've used it you'll be able remove the two sashes by placing a block of wood on the top of the corner where they meet, and tapping it lightly using the hammer.
Draughts
Draughts can cause problems with sash windows that are old particularly in winter. They are usually caused by rotten wood, cracked putty or worn sash cords. This can allow cold air to get inside the window, making it more difficult to warm your home. There are several ways to stop draughts from coming through your windows with sash, for example, filling any gaps with expanding foam or strips to block draughts that you can purchase at many hardware stores. They can be very effective, but they will need to be replaced regularly as the foam expands and wears away with time.
A more permanent solution is Gapseal, which is a spongy rubbbery seal that you cut to the size you require and then push into the gaps between your sash window frame. It can be used on its own or with adhesive strips on the bottom and top of the frame. This option is costly and you'll need to apply it several times throughout the life of your window. However, it's an effective long-term fix and easy to remove.
Cling film can also be used to stop draughts. Simply scrunch it and then insert it into all the gaps surrounding your window. This is a good draught-stopper however it could also hinder the movement of the sash and possibly cause fire. Furthermore the sash will have to be removed to open the window again and the cling film has to be reapplied each time you close the sash.
As part of a complete refurbishment you can have your window draught-proofed. This can include the installation of new sash strings parting beads and staff beads, the lubrication and rebalancing the weights, as well as the lubrication and rebalancing the pulley wheel. It could also involve staining or painting of the frames and the sashes. This will bring the sash back to its original purpose and improve its energy efficiency and correct any minor defects in the timber. It's much less disruptive than replacing the windows completely and will dramatically reduce draughts as well as improve the thermal efficiency of your home.
Decay
The good news is that your frames for sash windows aren't damaged beyond repair even if they have been damaged or deteriorated. The frames of these windows are generally constructed of high-quality wood. If you can restore them properly, they can be restored to give you the best performance for many years to come. Regular inspections are key, as is ensuring the wood is adequately ventilated. This will stop moisture build-up that can lead to wood rot.
The majority of issues that arise that arise from sash windows are readily apparent, however some are more difficult to detect. Particularly, wood decay is a difficult issue to fix because fungus can eat away at the wood. Although it is possible to repair damaged timber however the best method to avoid future rot is by keeping the timber dry.
The first step is to remove any paint off the hardware. Golders Green window repair and the connecting rail could need to be removed from the frame (depending on the location of your sash). You'll then have to take off the "pocket covers" which are bits of wood on the side of the frame that are low down that allow access to the weights (the parting beads run through the middle of them). They can be fixed by nailing them in place and then securing them with paint, so you will probably need to use a knife to cut them loose. After the pockets have been removed, you can begin to chisel out any wood that is rotting, and then apply a high-quality water-resistant wood filler. Once the filler has dried it is recommended that a coat of primer be applied to guard against further decay.
It is a smart idea to examine inside the window the sashweights to ensure they are balanced. They shouldn't be in the wrong alignment or pulled one side more than the other. The sash could slide off the track if they are not balanced. This could cause the frame to break or become damaged. You can replace the sashweights by new ones, or put in an entirely new balance system to stop the sash from moving the wrong way.
Poor Security
Sash windows are vulnerable to wear and damage due to weather conditions over time. This can cause decay of timber, which will require replacement. Water marks on the window or on a softened frame could be a sign of decaying wood. It is essential to speak with an expert to assess the situation, and determine if any repairs to the sash window are required.
Additionally, with time, the rails on the bottom can become damaged. The sill may show water marks or a window which is soft to the touch may indicate this. A professional consultation may be required to assess the situation and recommend any needed replacement or resealing of window sash components.
Double and triple glazed Sash windows do an incredible job at keeping noise out of your home, so it can be a cause for worry when they begin to let it back in. If this is happening, the structural integrity of the windows' sash could be in danger and will likely need to be replaced with an alternative option.
A typical sash repair issue is when the sash becomes stuck in the frame. This could be caused by a snapped cord or problems with sash rattles. If it's the latter, then a bit of gentle pressure can help the window to open and then the ratchets must be reset.
Removing the sash from the frame and clearing the tracks of any dust or dirt can often aid in resolving this problem. After cleaning the tracks, remove any security fittings and carefully remove the chains or sash cords. The staff bead can be sealed using a draught-proof seal that will reduce the risk of draughts. This will also improve the paint finish. Decorators caulk can be used to fill in the gap between the sash's box and the sash. This will improve the sash's operation and reduce draughts.