How to Repair Timber Windows
Windows made of timber are a stunning feature that can truly set a property apart. However, with time and exposure to harsh conditions, they may begin to degrade.
Repairs are more cost-effective than replacing window frames. This will help you save money and the home will keep its original look.
Repairing rotten wood
Window frames made of wood are exposed to the elements all year round, and are often one of the first areas of a home to show signs of damp and damage. Luckily, the majority of instances of decayed timber are repairable and can be treated quickly. The key is to spot the issue and act before it gets worse, or even more damage can be caused.
In the beginning, it is essential to determine the extent of the rot and determine whether or not it's salvable. A thorough exterior inspection is usually a good place to begin, examining for damaged roof tiles or slates, blocked guttering, and damaged damp proof course (DPC). You should also inspect the interior of the home including the basements and cellars as well as the joists' ends on a non-cavity walls.
Once you have identified the affected area the rot, it is essential to get rid of the wood that has rotted as much as possible. This will reduce the damage and make the repairs easier. The next step is to use a pry bar or clawed hammer to remove as much of the decayed timber as you can. This can be a bit difficult, but by inserting the clawed end of the pry bar into the corner and rubbing it against the healthy wood you will be able to create enough leverage to break the old timber.
Be sure to leave a clear space between the timbers when you remove the decayed wood. This will prevent moisture from leaking into the wood and causing damage to the wood around the gap. To minimize the risk of leaks and damage, it's worth removing any debris and nails from the affected area.
Epoxy or wood filler can be used to fix the remaining boards after removing the decayed wood. This is a reasonably inexpensive and easy way to repair wood rot on timber windows. It can be sanded, then painted to match the existing frame.
If the degree of decay is extensive However, it could be more economical to replace the entire window frame by a new one, particularly if you're looking for an ongoing solution that will ensure that moisture isn't able to penetrate further. It's also a good idea to call an expert timber window repair service to find out what alternatives are available to you.
Splicing or scarfing
Timber windows are a great option for homes built in the past and listed structures, but they can be utilized in new construction. While they're more expensive however, they can provide long-term benefits and add value.
They can be manufactured in any size and are durable. They are also very easy to retrofit with insulated glass units (IGUs) and offer excellent thermal performance. They require regular maintenance, especially painting.
There are two main types of timber: softwoods and hardwoods. Hardwoods are broad-leafed deciduous trees with a complex cellular structure. This provides them with good stability in terms of dimensions. Softwoods are composed of needle-leaf or coniferous trees, and their cellular structure is much simpler.
Traditionally, structural joints in timber frames were formed using mortice and Tenons or the comb joint. These joints are pinched or nailed into position and are not bonded with adhesive. Water can easily flow between the sections of timber and cause rot, or staining. Poor workmanship can be an element in. For example fixings that are not covered or not properly punched in could allow moisture to penetrate the frame. If this is allowed to occur, it can result in water deposits and rust staining on window frames.
It is not recommended to replace the existing timber sash window with uPVC, especially in listed buildings or historic structures. This can compromise the structural integrity. Furthermore, uPVC windows have a shorter lifespan and end up as landfill.
Modern timbers like Accoya and Red Grandis are treated and impregnated, so that they are able to withstand the effects of weather conditions and insects. These windows can last a lifetime if they are painted and maintained properly. They can also be outfitted with burglar-proof glass which increases the force required to open the window and makes it more difficult to break.
While replacing timber sash windows using uPVC could be less expensive in the beginning, this is not an option for period or listed buildings as it could damage the integrity of the building and be in breach of planning permission. Furthermore, uPVC can be very drafty and have a short life span before they begin to wear out and require replacement.
Filling in cracks and splinters
If you take care of your wood windows, they can last for many years. They can enhance the look of a building, repair upvc windows add decoration, and fulfill their primary function that is to keep the building warm and dry. But, like all things, they could be prone to wear and tear, when this occurs it is crucial that they are treated and restored.
Wood rot is the most prevalent problem that can be found in windows made of timber and doors, and it's not just a case of replacing rotten parts. If a frame is damaged by rot, it could be extremely difficult to repair. It is important to inspect your windows made of timber frequently, particularly before winter. The constant cold temperatures and rain can be extremely harsh on the windows, thereby increasing the risk of water penetration.
When a window is dismantled, it's worth making a note of the condition of the frames and identifying any areas that are seriously damaged. This can help save time and money in the long term as it'll make the restoration process much easier. It could also help you avoid the cost of replacing the entire window.
If you're looking to replace damaged parts of a wooden window, it is always advisable to scarf in or splice the new piece of seasoned wood instead of trying to repair the existing one. This can be achieved by either cutting out the damaged area at least 5 centimeters past the point of rot, or by taking the entire sash off and splicing in a new one.
The final step is to treat the wood with an anti-microbial. This will prevent moisture from entering the wood which can cause it to rot and weaken its structure. If you are not going to treat your windows, it's vital to paint them regularly to keep them in good condition.
In the majority of instances, windows made of timber that require repairs can be repaired by the handy DIYer. However when the internal linings or sashes are damaged, it could be necessary to dismantle the window to rebuild them. A broken counterbalance cord on double-hung windows is one of the more difficult problems to fix, as it can only be repaired by removing the sashes from the frame and disassembling it.
Painting
A fresh coat of paint can make a big difference on timber windows. It can give them the appearance of fresh and new, but it also helps keep them in good condition by covering any rot or other problems. Make sure that the wood is completely dry before you begin painting. Moisture can cause decay that is wet. If you are not sure, you can use a wood moisture meter to test the moisture content of the timber. Moisture may still be present even if the wood looks and appears dry to the touch, therefore it is important to be aware of whether your window frames are susceptible to wet rot.
Before painting, it is a good idea to wipe over the whole frame with a soft, damp cloth to remove any grease or oil marks. This will stop the spread of dirt and will make cleaning much easier. If you have window handles, it is worth removing them and putting them away. This will make it easier to work with the frames, without having to worry about breaking the glass.
Apply a thin layer of primer with a clean, dry brush when you are ready. This will give your surface more depth, and also prepare it for the final coat of paint. Let it dry, and then sand gently with fine sandpaper to give it an even finish.
The first coat of paint has been applied. Paint in a thin, even layer. When the paint is dry and you have sanded it, do it again and then apply the second coat.
Repeat this process until you're satisfied with the colour and finish of your window. Be aware that you may have to paint your timber windows approximately every 6-10 years according to their location and the amount of sunlight they get. Regular maintenance is the best way to ensure your windows made of timber look and function at their best as long as you can.