Reviving Your Door Jamb: A Guide to Restoration

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Sash Windows Refurbish specializes in providing repair and restoration services for wooden windows and doors in the UK, as well as various types of carpentry. During the process of fulfilling orders, we utilize a range of tools and paints, including saws, sprays, primers, resins, and adhesives. With more than 20 years of experience in carpentry, we have tested and used various brands and types of work tools, making us well-equipped to offer helpful advice on selecting the right tools and paints for your needs. Read more ...

Door Jamb Issues: A Step-by-Step Approach

Doors play a crucial role in our homes, ensuring privacy, security, and a seamless transition between spaces. However, over time, door jambs may face wear and tear, affecting their functionality and aesthetics. Fortunately, with the right techniques, you can restore a damaged door jamb, breathing new life into your entryways.

Navigating the Repair Process

1. Eliminating Unwanted Splinters

The initial step in rejuvenating a door jamb involves carefully removing any loose splinters. This ensures a clean and stable surface for subsequent repairs.

2. Applying Wood Filler for Structural Integrity

To fortify weakened areas, apply a quality wood filler. This substance acts as a bonding agent, reinforcing the door jamb and restoring its structural integrity.

3. Lightly Sanding the Area for a Polished Finish

After applying the wood filler, lightly sand the treated area. This not only smoothens the surface but also prepares it for a seamless finish, enhancing the overall appearance.

4. Final Touches for a Revitalized Door Jamb

Complete the restoration process by giving your door jamb the finishing touches it deserves. This final step ensures a durable and aesthetically pleasing outcome.

Correcting Misalignment: A Strategic Approach

1. Door Removal for Precision

In cases where the door jamb finds itself in an incorrect position, start by removing the door from the frame. This provides better access for the subsequent adjustments.

2. Tapping Jambs Back into Alignment

With the door removed, delicately tap the jambs back into their correct position. This meticulous process ensures proper alignment and functionality.

3. Reinstallation for Seamless Integration

After realigning the jambs, carefully reinstall the door. This step is crucial for ensuring that the door functions smoothly within the corrected frame.

Warped Door Jambs: A Balancing Act

1. Door Detachment for Thorough Examination

If your door jamb is warped, begin by removing the door from the frame. This allows for a comprehensive examination and effective treatment.

2. Introducing Shims for Stabilization

To counteract warping, introduce shims strategically. These small but powerful components help stabilize the door jamb, restoring it to its intended shape.

3. Alternatively, Shim Removal for Adjustment

If shims are already in place, consider removing or adjusting them to achieve the desired level of stability.

4. Verifying Jamb Levelness

Conclude the process by ensuring that the door jamb is level. This step guarantees a well-balanced and functional door.

Combatting Wood Rot in Door Frames

Wood rot is a common issue in door frames, compromising their structural integrity. To address this, assess the extent of the rot and implement appropriate restoration measures.

Replacing a Single Side of a Door Jamb

In certain cases, replacing one side of a door jamb may be necessary. This targeted approach allows for precise repairs without the need for a full jamb replacement.


What is the difference between a door jamb and a door frame?

The door frame is the entire structure that surrounds and supports the door, including the head, jambs, and sill. On the other hand, the door jamb specifically refers to the vertical sides of the frame where the door is hinged.

Can you replace a door jamb without replacing the frame?

Yes, it’s possible to replace a door jamb without replacing the entire frame. The jamb is the vertical portion of the frame where the hinges and strike plate are attached. If the frame is structurally sound, only the jamb can be replaced to address issues like damage or misalignment.

How much does it cost to fit a door frame and door UK?

The cost of fitting a door frame and door in the UK can vary based on factors such as materials, labour, and any additional features. On average, you might expect to pay anywhere from £200 to £500 or more for the installation of a standard interior door, including the frame. Exterior doors and specialized materials can increase the overall cost.

About the author

Glen Ramsey, who presently holds the positions of customer support and content manager, is a cherished member of the Sash Window Refurbish team. He is in a unique position to provide advice on all questions pertaining to the renovation of historic windows because he has a wealth of experience in all elements of window renovation, dealing with clients regularly and assisting them in choosing the best window-related course of action. He oversees the creation of information for all of our platforms in his capacity as content manager, including web content and other materials. Glen has witnessed the whole gamut of Sash Window Refurbish's window restoration activities, from our work on significant listed Georgian homes to a wide variety of smaller-scale private residential projects.


My technician Andrew replaced all my sash windows that had rotten sills. Accessing the rotten sills was not an easy task. He explained to me what needed to be done in order to fix the problem. He is a great person and I’m happy that he was the one who did the job. He is reliable, tidy, friendly and very professional. I highly recommend him.



I hired Andrew and Alex a while back to repair my damaged sash windows. They were was very considerate and very patient as he did his job. A few days ago, I had another problem with one of my sash lock keys and I called him again to come and fix the problem. I’m very impressed that Liam responded quickly and he not only fixed the problem but he also gave me a spare key. What a great after sales service!

Alan W.


I’m very impressed with the new windows that Andrew installed and also the reconditioning job that he did on other sash windows. The quality of his work is by far more superior than what we got when we hired another company a few years back. We will certainly hire him again if any window work arises

Kelly (Sleaford)


Our decorator referred us to Andrew because some of the work needed a window expert. Andrew together with our decorator did a fantastic job. The work was done efficiently and to the highest standards. Andrew is understanding, committed and very professional. I recommend him without any hesitation.

Steaven Reader


Alex did a great job in fixing windows in our terraced house. The windows were broken, frames damaged and the wood was also rotten. Alex's job was high quality and he did it pretty fast. I was also very impressed that he was considerate of my son’s asthma condition and maintained cleanliness. Top work.



Andrew just recently replaced three sash windows in my Edwardian house. He also repaired and replaced some sills and draught proofed three windows. In addition to that, he also did some carpentry work. What I like the most about Liam is that he did a clean job. He is very professional and always updated me about the timescales and costs. He also did his job with minimal disruptions. I highly recommend him.

Cris M.