Wainscoting, not of metal; Construction materials, namely, underlays of agglomerated cork; Chemically treated wood, namely, wood beams, wood boards, wood joists, wood rafters, wood siding, wood tile floors and flooring, wood trim, wooden beams, wooden flooring, wooden railings, and wooden wainscoting, all of the above containing a fire retardant chemical; Wainscotting, not of metal; Wooden wainscoting; Plastic wallboards; Wall boards; Non-metal building panels incorporating acoustic insulation