5 Laws That Anyone Working In Repair Timber Windows Should Be Aware Of

5 Laws That Anyone Working In Repair Timber Windows Should Be Aware Of

How to Use Wood Fillers to Repair Timber Windows

A lot of timber windows suffer from rot which can lead to a variety of issues like the paint flaking, sticking windows, and the sound of rattling. Repairing your historic windows will increase their energy efficiency and help keep them in good condition.

The first step is to determine the extent of rot. This can be accomplished by probing the wood with an instrument with a sharp edge and looking at the windows for sunken corners, or crumbly wood.

Wood Fillers

Wood fillers are an excellent method of sealing cracks and crevices that are present in old wooden windows. They are typically made from sawdust or other wood shavings suspended in a petroleum or water base. They can be used to fix damaged or decaying wooden frames, window sills, and sash windows. They can be tinted or stained to match the wood and then painted. This guide will help you select the best type of filler to suit your needs.

The first step is to clean the paint that is present, especially from the window sill. This will identify any areas that need to be treated. It will also allow you to assess the condition of the wood. If there is a lot of decay, the window might not be able to be repaired and replacement will be needed.

The next step is to determine the root of the problem. If the wood is unstable due to lack of support, you will need to treat it with a structural stabilizer. This will help stabilize the wood and can be applied with a paintbrush. After this is done the wood that has rotted can be treated using a water-based wood filler like Bondo(r). Water-based wood-fillers dry faster than solvent-based ones and are easier to remove, since they don't require acetone.

Use the standard latex sealant made of acrylic to fill in the gaps between wall openings. This is a great option because it is simple to use and works with all paints. It is crucial to examine the frame for rot before applying, as too much sanding could make the gap too wide and the window prone to leaks.

The last option is to use heavy-duty epoxy. This kind of epoxy filler is designed to stand up to extreme temperatures, humidity,, and heat. This product can be sanded or carved when it's hard, allowing you more control over your final outcome. It is important to note that this kind of filler will absorb stain in a different way than natural wood, and it is unlikely to create an exact match.

Spliced Repairs

Timber windows can add a touch of class to any home and with proper care they will last for a long time. However, over time, they may become damaged and require a repair. Window frames that are damaged are prone to damp, insect infestation, and rot. They should be addressed promptly to avoid further deterioration.

To ensure that no water can get into the sill or rotted timber and to ensure that any damp fungus do not re-infest the area, a repair of the splice is often required. The area is cleaned to remove any decay and fungus. The timber is then spliced and resin is bonded with the Window Care System to ensure that the joint will not move and let moisture in.

This is an effective way to repair wood that is rotten, and it is particularly beneficial in situations where splicing can be more cost-effective than replacing the entire sill. This type of repair can also be used to replace a small portion that is decayed but has not affected the woods surrounding it.


It is essential to select high-quality lumber to repair the Splice. This will help to hold the cement and stop any movement. It is important to remove all emulsions from the splice and to avoid applying excessive amounts of film cement which can cause it to bleed and leave marks on the surrounding lining. After the splice has been made, it is a good idea to tape one edge to keep the repair in place and then apply the cement to the film from the centre outward, (fig 11.1 iv).

It is recommended that you cover the entire area with a damp prevention and treatment compound to stop further deterioration. It is recommended to paint or stain timbers to protect against weathering and UV light, and to ensure the preservative is in contact for maximum protection.

Replacement Parts

Timber windows can provide a unique look to a house. As time passes, they may be damaged by dampness and extreme weather conditions. Regular maintenance can reduce the need for expensive replacements and can extend their lifespan.

If the wood inside the frame of a window begins get rotten, it could cause problems for the window's operation or cause it to collapse. If the rot is serious, it may be required to replace the wood completely, which could be expensive. With the proper maintenance and care, a timber window can be repaired to its original state without needing a complete replacement.

Repainting your windows made of timber is a great option to maintain their condition. It's a simple procedure that can bring new life to a window. Before painting, it's important to prepare the surface thoroughly, including sanding and getting rid of paint layers. Natural oils from linseed are a great choice because they provide good protection and come in a variety of colours. It is important to not block the draught strip paint, as this could cause them to stop working effectively.

It is crucial to inspect the wood before you begin any repairs. It can be difficult to check with the naked eye, however a moisture meter is readily available. Moisture in timber can create ideal conditions for the development of wet rot and can cause serious damage over time.

Cracks, splinters or soft spots should be treated immediately since they could lead to decay.  double glazed window repairs near me  is a good idea to test suspected soft areas of timber using a light pressure. Healthy wood will feel solid, but rotting wood will depress easily.

The draught seals around a timber window should be checked and adjusted frequently to stop draughts entering the house. The handles and hinges of a wooden window should be tightened to ensure that they are secure. They should be maintained in good condition to improve the functionality of your window.

Replacement Windows

Rather than replace the existing timber window with a new uPVC one, it's sometimes possible to restore the original wooden windows. It can help you save money and add value to your home. It might only require repainting, re-sanding and filling in any gaps, based on the condition of your wood window.

The sash is usually the first component to show signs of wear and tear and must be the first to be addressed. Missing or deteriorated glazing putty and rotted wood are common problems to address in this region. This will ensure that the window can seal properly and stop water from getting into the building.

Re-sanding and painting the window can give it a new lease of life and restore it to its previous glory. A well-crafted sanding can protect the wood and ensure that the paintwork lasts an extended period of time.

If the sash is badly damaged or deteriorated it is possible to replace it by a custom wooden replacement, made to match the size of the existing opening. This will allow the same amount of light to enter the space and won't disrupt any original features in the window like muntins.

In some areas of the nation, and especially in conservation zones, planning laws protect historic details like ornate brickwork and plasterwork as well as wooden window frames. If this is the case, you'll not be able install a uPVC replacement in the old opening since it won't fit and could damage the brickwork surrounding it.

Wooden window frames require more maintenance than uPVC ones and need to be sanded down, filled and painted regularly, but this adds to the overall character of your home. There are uPVC window options that require less maintenance. It is worth looking into before replacing your wooden windows.