building materials, namely non-metal doors, roof shingles, decorative trim for use in building construction, non-metal floor tiles, non-metal wall panels, dimensional lumber, non-metal window frames, and non-metal ceiling tiles, all of which are made from molded natural fiber components, namely materials made from protolignin-containing fibers including wood, straw, flax or rice fibers and resins and additives

composite materials made primarily of natural fibers such as wood, straw and flax for use in the manufacturing of building products such as flooring and roofing