How to Repair Timber Windows
Timber windows are a beautiful feature that will truly make a home stand out. However, over time and exposure to harsh weather conditions, they could begin to degrade.
Instead of replacing wooden window frames, it's much better to carry out repairs. This will save you money and the home will keep its original look.
Repairing rotten wood
Window frames made of wood are always exposed to the elements and are one of the first components of a house to be damaged and damp. Fortunately, decayed wood can be repaired and handled quickly. The key is to spot the problem and address it before it worsens, or worse damage could occur.
Initially, it's essential to assess the extent of the rot and determine whether or not it's salvageable. Start by conducting a thorough inspection from the outside to look for damaged roof tiles, slates and blocked rain gutters and a deficient damp-proof course (DPC). It is also recommended to inspect the inside of the house, including cellars and basements and joist ends that are non-cavity walls.
Once you have identified the affected area rot it is important to get rid of the wood that has rotted as quickly as you can. This will reduce the damage and make the repairs much easier. The next step is to employ a pry bar or clawed hammer in order to remove as much of the rotted timber as you can. It can be difficult to accomplish however, by pressing the clawed end of the hammer against the healthy board and inserting the pry bar in the corner, you will be able create enough leverage to free the old wood.
When you remove the rotten wood Make sure you leave an open space between the two. This will prevent moisture from entering and causing damage to the timbers around the gap. To minimize the risk of leaks and damage it is important to eliminate all nails and debris from the affected area.
The epoxy or wood filler can be used to fix the remaining boards after removing the decayed wood. This is a relatively affordable and simple method to fix wood rot on timber windows. It can be sanded down and painted to match your current frame.
If the extent of the rot is severe, however, it may be more cost-effective to replace the entire frame by a new one, especially if you're seeking an option that can protect against further moisture penetration. upvc windows repairs near me is also possible to speak with a professional wood window repair service to find out the options available to you.
Splicing or scarfing
Timber windows are a popular option for older buildings and listed houses, but they can also be used to upgrade new properties. They are more expensive than uPVC however they offer long-term advantages and increase the value of your home.
They can be manufactured in any size and are very robust. They are also easy to retrofit with IGUs (IGUs) and they offer excellent thermal performance. However, they do require regular maintenance - especially painting.
There are two main types of timber: softwoods and hardwoods. Hardwoods are broad-leafed deciduous trees. They possess an extremely complex cellular structure that provides them good dimensions stability. Softwoods however originate from coniferous or needle-leafed trees and have a much simpler cellular structure.
Traditional structural joints in timber frames were made by mortices and Tenons or comb joints. These joints are pinned or nailed in place and are not joined with adhesive. Water can easily get between the timber sections and cause rot or staining. Poor workmanship can contribute to this. For instance fixings that are exposed or not properly punched in could cause moisture to penetrate the frame. This could lead to water deposits and rust stains on the window boards when it is allowed to develop.
Replacing timber sash windows with uPVC is usually not an option, particularly for listed and historic structures, since they compromise the integrity of the building. uPVC is also a low-quality product with a limited lifespan. It is disposed of in landfill.
Modern timbers, like Accoya or Red Grandis, are impregnated with a specific treatment to make them more resistant to weather conditions and pests. These windows can last a lifetime when they are maintained and painted correctly. They can also be outfitted with burglar-proof glazing which increases the amount of force required to open the window and makes it harder to break.
While replacing timber sash with uPVC is at first cheaper however, it's not a good option for listed or period homes, as this will ruin the integrity and infringe on the planning permission. uPVC is also draughty, and has a short lifespan before it needs to be replaced.
Filling in cracks and splinters
If you take care of your timber windows, they will last for a long time. They can enhance the look of a building, provide decoration, and fulfill their most important function in keeping the property dry and warm. As with all things, they could be prone to wear and tear when this happens it is essential to treat them and get restored.
Wood rot can be an issue for wooden windows. It's not enough to repair the rotten pieces. When a frame is damaged by rot, it can be very difficult to fix. That's why it's essential to conduct regular inspections of your timber windows, especially before winter arrives. They are susceptible to being damaged by frigid temperatures and heavy rain.
It is important to observe the condition of frames and any areas that are severely damaged when a window is removed. This can help save time and money in the long term because it makes the repair process much simpler. You can save money by not needing to replace the entire window.
If you want to replace a damaged part of a window made of timber, it is always advisable to splice or scarf in an entirely new piece of wood that is seasoned rather than attempting to repair the existing one. This can be done by cutting out the damage to at least 5cm beyond the point of rot or by removing the whole window sash before splicing in the new piece of wood.
The final step is to treat the wood with an anti-microbial. This is to stop moisture from getting into the wood, which could cause it to rot and weaken the structure of the frame. If you do not plan to treat your windows, it's important to paint them regularly to keep them in good shape.
In most cases, timber windows that are in need of repairs can be repaired by the handy DIYer. However in the event that the internal linings or sashes are broken it may be necessary to take down the window to rebuild them. One of the more difficult issues to fix is a broken counterbalance rope on double-hung windows, because they are only replaced by taking off the sashes and disassembling the frame.
Painting
A well-painted finish can improve the appearance of your timber windows. It can make the windows appear fresh and new. However, it can also keep them healthy, by covering any signs of rot or other issues. Before you paint however, ensure that the wood is completely dry. This is vital, as moisture can cause wet rot. If you're not sure, try a wood moisture meter for testing the moisture content of the timber. Moisture may still be present even if the timber appears and feels dry to the touch, which is why it is crucial to know how to spot if your window frames are susceptible to wet rot.
It is a good idea to clean the entire frame with a moist, soft cloth before you begin painting. This will eliminate any oil or grease marks. This will prevent you from spreading dirt and make cleaning easier. It's also worth taking off the window handles if you have them, and placing them on one side. This will make it easier to work on the frames without fear of breaking the glass.
Apply a thin layer of primer with a clean, dry brush once you are ready. This will give your surface a little more depth, and also prepare it for the final coat of paint. After drying, lightly sand it with fine sandpaper to create an even finish.
The next step is to apply the first coat of paint. Paint in a thin, even layer. After the paint has dried, sand the surface again gently before applying the second coat.
Repeat this procedure until your window has the color and finish you want. 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. A regular maintenance schedule is a good way to ensure that they remain in good condition and working their best for the longest time possible.