Durum Recycled Wheat Straw Surfacing by Torzo Made from 70% recycled wheat stalk straw material and 30% acrylic resin, Durum is an elegant and durable surface material that is a perfect fit for any green building project. In addition to millwork applications this surfacing material can also be used as commercial flooring. site: Torzo Durum Recycled Wheat Straw Surfacing by Torzo Made from 70% recycled wheat stalk straw material and 30% acrylic resin, Durum is an elegant and durable surface material that is a perfect fit for any green building project. In addition to millwork applications this surfacing material can also be used as commercial flooring. site: Torzo Durum Recycled Wheat Straw Surfacing by Torzo Made from 70% recycled wheat stalk straw material and 30% acrylic resin, Durum is an elegant and durable surface material that is a perfect fit for any green building project. In addition to millwork applications this surfacing material can also be used as commercial flooring. site: Torzo