Dempsey Dyer Windows, Doors & Conservatories

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Twinson Composite Decking

As suppliers of the Deceuninck Twinson composite decking range, we're able to offer our customers one of the most durable decking solutions available on the marketplace. The "O-Terrace" outdoor ground covering range provides the best of both worlds combining both wood and UPVC materials to create a low maintenance and easy to fit decking solution.


The Twinson composite O-Terrace decking range provides many benefits over traditional options. Please see below for further details.

Performance & Maintenance:

  • A splinter free design ensures the product will not split and therefore last for years to come with a minimal amount of maintenance required to maintain the appearance of your decking.
  • The Twinson O-Terrace solution is highly robust whilst featuring water resistant properties resulting in a highly durable decking solution with a low maintenance requirement.

Design & Aesthetics:

  • An easy to fit design with concealed assembly system simplifies the process of installing the Twinson composite decking solution.
  • A natural decking appearance available in a variety of tones ensures our decking options can be blended in with your home and garden.


  • PEFC certification makes this product highly environmentally friendly and a 100% recyclable design makes the Twinson composite decking range suitable for those who are concerned about their environmental impact.

Colour Range

Twinson patio planks and finishing trims are available in 8 different natural colours, each of which can help you transform your patio or garden into a stylish environment to enjoy for years to come.

apricot bark hazelnut liquorice olive riverstone
apricot bark hazelnut liquorice olive riverstone
turf walnut
turf walnut
twinson composite logotwinson composite decking