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TruExterior® Poly-Ash

TruExterior® Poly-Ash products are made with fly-ash, a by-product recovered from coal combustion. When fly-ash is combined with polymers, it becomes a durable material that’s ideally suited for exterior siding and trim. Rigorously tested in various extreme climates, TruExterior® Poly-Ashproducts are resistant to moisture and bugs once installed.

Available in Siding, Trim, and Beadboard and workable by most modern woodworking tools, TruExterior® Poly-Ash is the perfect wood replacement with exceptional durability,


Product Specifications:


  • Designed for use in non-structural applications
  • Suitable for ground and masonry contact
  • Can be used in moisture-prone areas
  • Installation is the same regardless of the season



  • Installed using proven woodworking tools and methods
  • Carbide-tipped blades and bits are recommended for a longer tool life



  • Accepts common high-quality, exterior-grade fasteners that are suitable for the local environment
  • Can be fastened close to the edge
  • No need for pre-drilling
  • No mushrooming



  • WUI listed
  • No need to prime ends or field cuts
  • Resists rot and termite attacks*
  • No excessive swelling*

Inspiration Gallery:

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Have a job coming up or need some custom milling done? We’ve got you!

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Regardless of your contact method, a member of our team will be able to guide you through the quoting process and get you set up with the products you need to get the job done! 

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