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Sash Window Repair

Sash windows can be out of balance and even break. Pam is on the lookout on the internet for salvaged wavy glasses, and keeps an eye open for discarded sashweights made of metal. She then searches for replacements, like nuts or washers, to help balance her window.

Pam beds each pane with a rope of glazing compound she uses to create the rabbet groove, also known as a pocket, around the opening. This reduces drafts and expensive heat loss.

Sashes that stick Sashes

It's a nightmare if your double-hung windows become stuck. They'll shake during storms, and you'll lose your view. A window that is too loose may allow in air and noise which can increase your energy bills. Both of these scenarios are not optimal but they can be rectified with the right tools and persistence.

Paint can build up on the channels of old weighted window tracks, causing them to block. Most of these problems can be resolved by cleaning and oiling the tracks.

Start by removing the old caulking between the window stop (the one inside) and the window frame. Scrape off any paint that has accumulated. Make use of a sharp knife and put plastic sheets and a dust-collecting vacuum cleaner below the surface to catch any paint dust or chips.

Then, clean the tracks with a dry, clean cloth and apply a silicone lubricant for better glide. It is available at many home improvement stores or on the internet. You can test it by moving the sash either upwards or downwards.

If it is still jamming it could be an issue with the sash cord. Examine if the cord is caught or hanging from the sash, or if it's snapped. It is necessary to re-cord the window If this is the case.

A pin that keeps the rail in place might have lost its grip. This isn't easy to repair, and you'll have to consult an expert in the majority of instances.

Make use of a wood hardener in the event that the wood is swollen and warped, but there's not a pin. It's a quick drying liquid that can help to restore damaged wood, and you'll be able repair your window sash without having to take it off completely. After you've used it, you can pull apart the two sashes by placing a piece of wood on the bottom corner of the window where they meet.

Draughts

Draughts can be a concern with old sash window, especially during the winter. They can be caused by rotten wood, cracked putty or worn sash cords. This allows cold air to get inside the window, making it difficult to heat your home. You can stop drafts by filling in gaps with expanding foam or using draught-excluding strips available at most hardware shops. These can be efficient, but they'll have to be replaced from time to time as the foam expands and gets worn away with time.

A more permanent option is Gapseal which is a sponge-like seal that can be cut to the desired size and then put into the gaps between the window frames of your sash. It can be used alone or with adhesive strips on the top and bottom. This is a bit costly and must be applied over the time of your windows' lifetime but it does offer a long-term solution and is simple to remove in the event that you want to open the window.

Another popular DIY method of draughtproofing is to use cling film that is scrunched up and placed into the gaps around your window. This is a great draught-stopper, but it can also hinder the movement of the sash and possibly cause fire. Additionally, the sash will need to be removed for you to open the window again and the cling film needs to be applied every time you close the sash.

An alternative that is less expensive is to have your windows draught-proofed as part of a general refurbishment service. This can include the installation of new sash string, parting beads and staff beads as well as the lubrication and rebalancing of the weights and the lubrication and rebalancing the pulley wheel. It could also involve painting or staining of the frames and the sashes. This can bring the sash back to its original purpose, improve its energy efficiency and fix any minor defects in the wood. It's much less disruptive than replacing the windows entirely and can significantly reduce draughts and improve your home's thermal performance.

Decay

If your windows are sash and have suffered damage or decay the good news is they aren't necessarily unfixable. The frames of these windows are usually constructed from high-quality timber. With the right restoration, they can be restored to give you the best performance for a long time. Regular inspections are essential in ensuring that the wood is adequately ventilated. This will stop moisture build-up that can lead to wood rot.

The majority of the issues that you'll encounter with sash windows will be evident upon close examination, however certain issues are more difficult to identify. Wood decay is a challenge to treat, since fungus eats the wood. It is possible to fix damaged sections of timber however, the best method to avoid further decay is to ensure the timber is kept dry.

First, clean any paint from the hardware. The bottom rail and the meeting rail might require removal from the frame (depending on the position of your sash). You will then need to remove the "pocket covers" that are pieces of wood on the side of the frame low down that provide access to the weights (the parting beads run through the middle of them). These are often nailed in place and stuck with paint, so you will probably need to use a knife to cut them out of the way. Once the pockets are removed, you can begin slicing out any wood decay and apply an excellent water-resistant filler. Once the filler has dried it is recommended that a primer coat be applied to prevent further decay.

It is a good idea to check the sash's weights inside the window as well, to ensure that they are in balance and not swaying one side more than the other. The sash may slide off the track if they aren't balanced. This could cause the frame to fall or even be damaged. The sash weights could be replaced with new ones or a new balancing mechanism could be fitted to stop the sashes from swinging towards the opposite side of the window frame.

Poor Security

Sash windows are prone to wear and damage from the weather over time. In time, this may lead to timber decay which in turn will need to be replaced - costly repair that needs to be addressed as soon as possible. Wood decay can be spotted by water marks on the window or the frame turning soft to touch. It is important to consult an expert to evaluate the situation and determine if any sash window repairs are necessary.

Over time the rails at the bottom can also be damaged. Water marks on the sill or a window which is soft to the touch could be an indication of this. A professional is required to evaluate the situation and recommend any necessary repair of sash windows or replacement.

It is a major concern when triple and double glazed windows start to let noise pollution back into the home. If this happens the structural integrity of the windows' sash could be at risk and it will most likely require 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 the cord snapping or an issue with the sash's the ratchets. If the latter is the case, then a bit of gentle pressure can help the window open to reopen. Alternatively, the ratchets need to be reset.

Removing the sash from the frame and clearing the tracks of dust or dirt can often assist in resolving this problem. After the tracks have been cleaned, removing any security fittings that might be present. Lastly, carefully removing the sash cords and chains will allow the sash be removed. The staff bead can be sealed using a draught-proof seal to reduce the possibility of draughts. This can also improve the paint finish. The gap between the box and the sash can then be filled with decorators caulk to improve the operation of the sash and lessen draughts.