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Sash Window Repair

Sash windows can get out of balance and crack. Pam searches the internet for salvaged, wavy glass and keeps an eye out for discarded, metal sash weights. She then seeks replacements in the form of washers or nuts to ensure that her window is balanced.

Pam will lay each pane by putting a rope of glazing material into the rabbet groove, or pocket around the opening. This prevents drafts and costly heat loss.

Sashes that stick Sashes

It's a nightmare if your double-hung windows are stuck. They'll shake in the event of a storm and you'll lose your view. A window that's too loose may allow in air and noise which can increase your energy costs. Neither scenario is optimal, but both can be addressed with the appropriate tools and determination.

A common problem with old windows that are weighted is that paint can accumulate in the channels they slide on, causing them blockage. Fortunately, the majority of issues with this can be resolved by cleaning and lubricating 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. Be sure to make use of a sharp blade and then set up sheets of plastic and a vacuum cleaner right below to catch any paint dust and chips.

Clean the tracks with a dry cloth and apply a silicone-based lubricant for better glide. You can find this at many home improvement stores or online. You can test it by dragging the sash upwards or downwards.

If it is still jamming it could be due to a problem with the sash cord. Examine whether the cord is tangled or hanging from the sash, or if it's snapped. If this is the case, you'll need to replace the window's cord.

Another possible reason for an obstruction is that a pin that holds the meeting rail in place has slipped out. It can be difficult to fix and you will have to call an expert most often.

If a pin isn't falling out but the wood has become swollen or warped it's recommended to use a wood hardener on it. This liquid will dry quickly and can help restore damaged wood. It's not necessary remove your sash windows to repair them. After you've used it, you can take off the two sashes by placing a piece wood in the lower corner of the window where they meet.

Draughts

Draughts are a major problem for windows with sash windows that are old particularly in winter months. They are often caused by rotten wood cracks, cracked putty, deteriorated weights, or sash cords that are not balanced that let cold air seep into the window and make it difficult to keep your home warm. There are several options you can take to stop draughts from coming through your windows with sash, for example, filling any gaps with foam that expands or draught excluder strips that you can purchase from most hardware stores. These are effective however you'll require replacing them regularly as the foam expands over time with use.

Gapseal is a longer-lasting solution. It's a spongy rubbbery seal you can cut and push into the gaps between the window frames of the sash. It can be used by itself or with adhesive strips at the top and bottom. This option is expensive and you'll need to apply it several times over the course of the life of your window. However, it is an effective long-term fix and easy to remove.

Another popular DIY draught proofing solution is to use cling film scrunched up and pushed into all the gaps around your window. This is a great draught stopper, but the drawback is that it can stop sash movement completely and may be a fire hazard. In addition, the sash will need to be removed to open the window again and the cling film will need to be reapplied each time you close the sash.

As part of a general refurbishment, you can have your sash window professionally draught-proofed. This can include new sash cords and parting beads, staff beads, lubrication of the pulley wheels, and rebalancing the weights, as well as painting or staining the frames and sashes. This could bring the sash back to its original purpose and improve its energy efficiency, and repair any minor imperfections in the timber. It's less disruptive than removing windows and can help reduce drafts, enhance thermal performance and significantly reduce costs.

Decay

The good news is that your sash window frames are not in need of repair if they've been damaged or decayed. The timber used in the frames of these windows is generally of very high-quality and, with the right restoration, can be restored to offer a high level of performance for a long time. Regular inspections are crucial, as is ensuring the wood is properly ventilated. This will prevent the accumulation of moisture that can cause wood decay.

The majority of the issues you will face with sash windows are readily apparent on close visual inspection, but some are more difficult to detect. Wood decay is difficult to fix, as fungus eats the wood. While it is possible repair rotten timber however the best method to prevent further rot is by keeping the wood dry.

The first step is to clean any paint from the hardware. It could be necessary to remove the bottom rail from the frame, and also the meeting rail (this will depend on the position of the sash). You'll then have to take off the "pocket covers" which are bits of wood in the side of the frame that are low down that give access to the weights (the parting beads run down the middle of them). You may require a sharp knife to take the pockets if they're fixed or painted. Once the pockets have been removed, you can begin cutting out any wood rot and apply an extremely high-quality, water-resistant filler. Once the filler is dry, a coat of primer should be applied to prevent further decay.

It is a smart idea to inspect inside the window the sashweights to make sure they are balanced. They should not be displaced, or pulling one side more than the other. The sash can be thrown off its track if it is not properly balanced. This could cause the frame to crack or even be damaged. You can replace the sashweights by new ones, or install a new balancing system to stop the sash from swinging in the wrong way.

Poor Security

Over time sash windows are exposed to the elements and susceptible to deterioration due to weather and general wear. In time, this may cause wood decay, which requires to be replaced - a costly repair that needs to be addressed as quickly as possible. Wood decay can be spotted by water marks on the window or by the frame becoming soft to touch. A professional consultation will be required to evaluate the situation and recommend any necessary sash window repair work.

Similarly, over time the rails on the bottom can become damaged. This can be seen by the presence of water marks on the sill or by the window becoming soft. A professional consultation will also be required to assess the situation and recommend any necessary resealing or replacement of sash window repairs components.

It is a major concern when triple or double windows are glazed and start to allow noise pollution back into the home. If this happens, the structural integrity of the windows could be at risk, and they will most likely require to be replaced with a different option.

A typical sash window repair problem is that the sash becomes stuck in the frame. This could be caused by the cord snapping or problems with sash rattles. If it's the latter scenario, a little gentle persuasion can usually help the window to open again - or alternatively, the ratchets must be reset.

This problem can be resolved by taking off the sash and cleaning the tracks. Once the tracks are clean remove any security fittings that could be present. Lastly, carefully taking off the sash cords and chains will allow the sash be removed. A draught seal could be put on the staff bead in order to reduce draughts and enhance the appearance of the paint finish. The gap between the box and sash can be filled with decorators caulk to enhance the operation of the sash and decrease draughts.