Aftercare &
Maintenance

Keep your windows in top condition from year to year with our FREE check & maintenance programme

Importance of Timber Window Maintenance

Regular maintenance of timber windows is essential to preserve their appearance, structural integrity, and long-term performance. Timber is a natural material that is constantly exposed to changing weather conditions, including rain, sunlight, frost, and fluctuating temperatures. Without routine care, these environmental factors can cause deterioration of the timber, leading to costly repairs or premature replacement.

Carrying out regular inspections and maintenance helps identify minor issues before they develop into significant problems. Tasks such as cleaning, repainting, resealing, and repairing small areas of damage protect the timber from moisture ingress and prevent decay. Well-maintained timber windows can last for many decades, retaining both their functionality and aesthetic appeal.

Timber windows often form an important part of a property’s character and value, particularly in period and heritage buildings. Maintaining them not only protects the investment made in the windows themselves but also helps preserve the overall appearance and value of the property.

Key Benefits of Regular Timber Window Maintenance

  • Extends the lifespan of the windows.

  • Prevents timber rot and decay.

  • Maintains energy efficiency and reduces heat loss.

  • Improves weather resistance and water protection.

  • Preserves the appearance and character of the property.

  • Reduces the need for expensive repairs or replacement.

  • Ensures smooth operation of opening and closing mechanisms.

  • Helps maintain property value.

Consequences of Neglecting Maintenance

Failure to maintain timber windows can lead to a range of problems. Moisture can penetrate damaged paintwork or exposed timber, resulting in rot, fungal growth, and structural weakening. Cracked or deteriorated seals may allow draughts and water ingress, reducing energy efficiency and potentially causing damage to surrounding walls and interior finishes.

Over time, neglected windows may become difficult to open or close due to swelling, warping, or deterioration of hardware components. Small defects that could have been repaired easily and economically can develop into major issues requiring extensive restoration work or complete window replacement. Ultimately, the cost of regular maintenance is significantly lower than the expense associated with repairing or replacing severely deteriorated timber windows.

How CTWS Can Help

Our Free timber window maintenance check programme is designed to identify potential issues before they become costly problems.

Gain peace of mind knowing that as a pervious & valued customer your timber windows are being monitored and cared for correctly, helping to maximise their lifespan and protect your investment.

“ A Free Check Today could save you thousands tomorrow.”

Client Reviews

Dec 05. 2025

Great Company, Highly Recommended

“I been using CTWS to refurb all our wooden windows in phases over the last year or so. They have been great. Attention to detail, restore old windows very sympathetically and have retrofitted slim line double glazing and draft proofing where possible and so now we have beautiful old windows to more modern standards. Would definitely recommend..”

Feb 01, 2026

Highly Recommended

“We spent some time searching for a company to restore the original windows in our Georgian house and are so pleased we found CTWS. The team worked so carefully and with such skill to preserve and refurbish our wooden sash windows, including adding invisible double glazing that has made a big difference to the warmth of the house. The windows look wonderful now. Great customer service too. We cannot recommend highly enough.”

Mar 30, 2026

Fantastic from Start to Finish

“I spent quite some time looking for a company to repair wooden sash windows in our listed Georgian house and from the initial enquiry to the completion of work, CTWS didn't disappoint. Stuart and the team were able to fit me in to do an urgent repair and couldn't have been more helpful. Skilful, hardworking, tidy and a pleasure to have around, so ticked all the boxes for me!

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