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Text reads "South London Box Sash Windows. Sash Window Repair South London, Glazing & Draught-proofing" in green font on a plain background.The image shows the capital letters "SLW" in large, dark green serif font on a light background.

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A filling knife, a container of putty, and a window frame corner with putty applied are shown in a simple line drawing.

Window Putty Repair

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Essential Maintenance Tips

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Two window frames side by side; the left window is warped and damaged, whilst the right window is intact and straight.

Timber Window Restoration vs Replacement

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Complete Guide to Draught Proofing

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Simple illustration of a double-hung window with a crack in the top right pane of glass.

Common Problems with Timber Sash Windows

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