WPC Solid Decking

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140 x 25 is extruded using SIS’s WPC and is a genuine, cost effective alternative to timber offerings. Its high strength, solid construction allows for larger clear span installation than the hollow offering and has a high level of non slip performance which makes it the perfect choice for both commercial and residential applications.

WPC is the most cost effective decking material available today. SIS 140 x 25 will never need oiling or in fact any maintenance other than a regular clean. It has a design life in excess of 40 years and given the colour is permeated throughout the entire product its appearance will never fade.


  • Will not crack, warp, rot or splinter;
  • Comes with SIS' 10 year warranty;
  • Easy to install with 4 installation methods available;
  • Choose from either a wide or narrow groove;
  • No maintenance other than regular cleaning;
  • Available in 8 colours for projects over 7000kg's;
  • Diverts waste plastic and timber from landfill;
  • High level of UV and colour stability;
  • Heavy duty, long wearing and easy under foot;
  • Highly resistant to moisture, termites and white ants;
  • Can be recycled for future generations.

SIS 140 x 25 has a recommended maximum span of 500mm. It can be installed using either traditional fixing methods, the QuickDrive Composite installation system or one of SIS's hidden clip fixing systems. Contact SIS customer service on service@sisau.com.au or 1300 26 10 74 for further details on installation and your preferred fixing method. Colour Options: Copper Brown, Desert Red, Saddle Brown, Ash Grey Other colour options available for orders of 7000kg or above.

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Associated Categories

  • Civil Infrastructure

  • Building and Construction

  • Oil & Gas

  • Mining

  • Aquaculture

  • Marine & Ports

  • Transport & Logistics

  • Agriculture

  • Wood Plastic Composites (WPC)

  • WPC Products