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How to Repair Rotted Wood Window Sash in Reading

Are your wooden windows looking worn out and rotted? Sash windows are a popular window style for homeowners due to their classic design and energy efficiency. However, over time, these windows may start suffering from rot, especially if they are not properly maintained. If you're dealing with rotted wood window sashes in Reading, then you're in the right place. In this guide, we will show you how to repair your rotted wood window sash and breathe new life into your home's windows.

About Sash Windows Berkshire

Sash Windows Berkshire is a leading sash window repair company based in Reading. We are experts in repairing, replacing, and restoring sash windows for homes located in Reading, Berkshire, and the surrounding areas. With over 30 years of experience, we have honed our skills to provide high-quality services to our clients. We put our clients' needs first, and we take pride in delivering excellent results every time.

Types of Windows that Sash Windows Berkshire Repair

We specialize in the following types of sash windows:

  • Double-hung sash windows
  • Single-hung sash windows
  • Sash windows with a tilt function

Whether your sash window is made of wood or is double glazed, we have the expertise to handle it.

Common Problems with Wood Sash Windows

Over time, wood sash windows may start to develop problems such as rot, drafts, or improper operation. If not taken care of, these problems can worsen and eventually cause damage that requires complete window replacement. Here are some common problems you may encounter:

Rotten Sills and Frames

Rotten sills and frames are one of the most common problems with wood sash windows. This usually occurs due to accumulated moisture, which leads to rotting. When left unattended, the rot can spread and compromise the structural integrity of the window.

Weather Seals that Need Replacing

Weather seals are essential for sealing gaps between the sash and frame to prevent drafts and ensure proper insulation. However, weather seals can wear down with time and use, leading to air leaks around the windows.

Accumulated Dirt, Grime, or Paint

As time passes, dirt, grime, and paint can accumulate on your sash windows, making it hard for them to open and close. This is a common problem and can be resolved by cleaning the tracks or painting seals.

Steps to Repair Rotted Wood Window Sashes

Repairing your rotted wood window sash is a straightforward process that requires a few tools and some time. Here's how to do it:

Step 1: Assess the Damage

The first step in repairing your rotted wood window sash is to assess the damage. Check for any signs of rot or decay, especially around the sill and the frame. If you notice any rot, make note of the extent of the damage, as this will determine the steps you need to take.

Step 2: Remove the Rotted Wood

Once you have identified the extent of the damage, remove the rotted wood using a chisel or screwdriver. Be careful not to damage the surrounding wood or your glass panes.

Step 3: Fill in the Gaps

Next, fill in the gaps with wood filler. Ensure that the wood filler is compatible with your wood type and follows the manufacturer's instructions. Fill in the gaps and allow the filler to dry as per the manufacturer's guidelines.

Step 4: Sand the Surface

After the wood filler has dried, sand the surface using sandpaper until it's smooth and even.

Step 5: Apply a Primer

Next, apply a primer to the repaired area to protect it from moisture, and to ensure paint adhesion.

Step 6: Paint the Window

Finally, paint the window sash to match your window frame using your preferred paint. Apply two coats of paint and allow it to dry between coats.

Why Choose Sash Windows Berkshire?

At Sash Windows Berkshire, our team is committed to providing excellent customer service and long-lasting sash window repair solutions. We have worked on numerous sash windows in the Reading area and have a proven track record of delivering results that meet and exceed our clients' expectations. Here are some other reasons to choose us:

30 Years of Experience

Our team has over 30 years of combined experience in repairing, replacing, and maintaining sash windows. We have tackled almost every type of problem that can occur with sash windows and have developed a deep understanding of the best practices for resolving them.

Expertise in Windows Repairing

Our team of experts is trained to handle all types of sash window repair needs. We work diligently to restore your wooden windows to their original condition and improve their energy efficiency.

High-Quality Materials

We use only the highest-quality materials when repairing your sashes. This ensures that the repairs are long-lasting and effective, saving you money in the long run.

Contact Sash Windows Berkshire

If you are in Reading, Berkshire, or the surrounding areas and need help with repairing your rotted wood window sash, contact Sash Windows Berkshire today. We are available to answer any questions you may have, and we can provide you with a free quote for your project. Our phone number is 0118 449 2798, and our email is [email protected]. Alternatively, you can visit our website at for more information on our services. We look forward to hearing from you and helping you restore your sash windows to their former glory.

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