A temperature sensitive mechanism designed to regulate internal temperature and relieve you of the need to open and close the vents. This time honoured solution will serve you well for years without any maintenance. The professional gardener’s choice….

The Hartley Range of Colours

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  • Hypca White
  • Country Stone
  • Verona Stone
  • Umbria Light
  • The Olive Leaf
  • Mist
  • Vista Grey
  • Iron Grey
  • Forest Green
  • Bronze
  • Manganese Graphite
  • Black Olive
  • Dark Bronze
  • Black
  • Ruby Red

The colours you see on the website are a guide, and will differ by viewing device.

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