How to Repair Timber Windows
Windows made of timber are a stunning feature that can truly make a house stand out. However, over time and exposure to extreme conditions, they may start to deteriorate.
Instead of replacing wooden window frames, it's much more beneficial to do repairs. This will help you save money, and your home will retain its original character.
Repairing rotten wood
Wooden window frames are exposed to the elements all year round and are frequently one of the first areas of a house to exhibit signs of damp and damage. Fortunately, decayed wood can be repaired and handled quickly. The trick is to recognize the problem and take action before it worsens, or even more damage can be caused.
It is important to first evaluate the extent of rot, and determine if it can be repaired. Begin by conducting an extensive inspection of the exterior, looking for damaged roof tiles, slates, blocked rain gutters, and a deficient damp-proof course (DPC). It is also an excellent idea to look at the inside of the house including basements and cellars, and joist ends in non-cavity walls.
When you've identified the affected area the rot, it is essential to get rid of the wood that has rotted as much as possible. This will minimize the damage and make the repairs simpler. Next, employ a clawed hammer or pry bar to remove as much rotted wood as is. This can be a challenge however, if you insert the clawed end of the pry bar into the corner and rubbing it against the healthy wood it should be able to generate enough force to rip the old timber free.
When removing the rotten timber Be sure to leave an open space between the two. This will stop moisture from entering the gap and causing further damage to the timbers around it. It is also important to remove any nails or other debris from the area to minimise the risk of future leaks and damage.
After removing as much of the decayed timber as you can and then the remaining boards can be repaired with epoxy or wood filler. This is a simple and affordable method of repairing wood rot in windows made of wood, and they can be easily sanded and then painted to match the frame.
If the severity of the rot is severe However, it could be more economical to replace the entire window frame with a new one, especially if you're looking for an option that can stop further water penetration. It is also possible to consult a professional wood window repair service to determine the options available to you.
Splicing or scarfing in
Timber windows are a popular choice for period homes and listed homes, however they can also be used to improve new properties. They are more expensive than uPVC however, they offer long-term benefits and add value to your home.
They are extremely durable and can be made to any size. They are also easy to retrofit and offer superior thermal performance. They do require regular maintenance, particularly painting.
There are two main types of timber: hardwoods and softwoods. Hardwoods are broad-leafed deciduous trees. They have an extremely complex cellular structure that provides them excellent dimension stability. Softwoods are composed of coniferous trees or needle-leaf tree, and their cellular structure is much simpler.
Traditionally, the structural joints of timber frames were made using mortice and Tenons or the comb joint. These joints are secured by nailing or pinning to the frame and are not bonded using adhesive. Over time, water freely flows between sections of timber, resulting in rot or staining. Poor workmanship can contribute to this. Fixtures that are not properly inserted or are not covered can allow moisture to get into the frame. This can lead to water stains and rust on the window frames if it is allowed to occur.
Replacing the windows of sash timber with uPVC is not a common choice, especially for listed and historic structures, since they compromise the integrity of the building. uPVC is also a cheap material with a short lifespan. It is disposed of in landfill.
Modern timbers, such as Accoya or Red Grandis are treated with a special treatment that makes them resistant to the elements and pests. Properly maintained and painted, these windows will provide the longest service. They can also be fitted with burglar proof glass which increases the force needed to open the windows and makes them harder to break.
While replacing timber sash windows with uPVC may be cheaper initially however, it is not an option for period or listed buildings as it can damage the property's integrity and violate planning permission. Additionally, uPVC can be very drafty and have a short time before they begin to degrade and require replacement.
Filling cracks and splinters
If they are treated with the proper treatment and attention to timber windows, they are able to last for many years. They can enhance a building's aesthetic, provide decoration and fulfil their primary purpose of keeping a home warm, dry and secure. Like all things they are subject to damage and wear. It is important to take care of them and repaired if they are damaged.
Wood rot can be an issue for timber windows. It's not enough to replace the damaged pieces. Once a frame has been damaged due to rot, it may be extremely difficult to repair. It's important to check your windows made of timber regularly, particularly prior to winter months. The relentless cold and rain can be particularly harsh on the windows, thereby increasing the likelihood of water penetration.
If a window is removed it's important to make a note of the condition of the frames and noting any areas that are severely damaged. This will save you time and money as the restoration process is much more straightforward. You'll save money by not needing to replace the entire window.
If you are looking to replace a damaged part of a timber window it is recommended to splice in or scarf in a new piece well-seasoned wood instead of trying to repair the damaged one. This can be done either by cutting out the damage to a minimum of 5cm above the point of rot, or by removing the entire sash and then splicing it into a new piece of wood.
The final step is to treat the timber with an appropriate preservative. This is to prevent moisture from entering the wood, which can cause it to rot and weaken the frame's structure. It is essential to paint your windows on a regular basis in the event that you don't intend to treat them.
Most timber windows can be repaired by a handy DIYer. If upvc window repair have been damaged or the internal linings have been damaged, it could be required that the window be taken apart and rebuilt. A broken counterbalance cable on a double-hung windows is one of the more difficult problems to fix, as it can only be fixed by removing the sashes from the frame and disassembling it.
Painting
A well-painted finish can make a huge difference to timber windows. It can make windows appear fresh and new. But it also helps keep them in good health by covering any signs of rot or other issues. Before you start painting however, ensure that the wood is dry. This is crucial, since moisture can cause wet rot. If you are not sure, use a wood moisture meter to test the moisture content of the wood. Moisture may still be present even if the wood looks and appears dry to the touch, so it is crucial to be aware of if your window frames are susceptible to wet rot.
Before painting, it's a good idea to wipe over the whole frame with a soft moist cloth and remove any oil or grease marks. This will ensure that you don't scratch the dirt and will make cleaning easier. If you have window handles, it's worth removing them and putting them away. This will allow you to work with the frames, without worrying about breaking the glass.
When you are ready begin painting, grab a clean brush and apply a thin coat of primer. This will give your surface a little more depth and prepare it for the final coat of paint. Dry it, and then sand gently using fine sandpaper to give it a smooth surface.
The first coat of paint is now applied. Paint in a thin, even layer. When the paint is dry, sand it again gently and then apply the next coat.
Repeat this process until you're satisfied with the color and appearance of your window. It's possible that you need to re-paint your windows made of wood every 6 to 10 years, depending on the location and the amount of sun they get. Regular maintenance is the best way to ensure that your timber windows look and function to their best as long as you are able to.