Cuprinol Exterior Window Finishes

Looking for an exterior wood finish for wooden window frames and sills? Cuprinol offer a variety of wood preservers to colour and protect exterior window frames against the effects of weathering, sun damage and woodworm.

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A water-based timber protection and colour treatment lasting up to 5 years.
  • 2 coats
  • Coverage: 5m²/L
  • 4 hrs drying time
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Available in 1L, 4L
Actively protects interior and exterior wood against rot, decay and blue staining mould.
  • 2 coats
  • Coverage: 9m²/L
  • 24 hrs drying time
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Available in 1L, 5L
An exterior water-based wood preservative for rough and smooth garden timbers available in 5 shades.
  • 2-3 coats
  • Coverage: 5m²/L
  • 4 hrs drying time
Effective formula that prevents re-infestation and ensures effective protection for years to come.
  • 2-3 coats
  • Coverage: 3.5m²/L
  • 48 hrs drying time