Non-metal building materials, namely, timber manufactured, wood for making household utensils, veneer wood, moldable wood; stained-glass windows; gates not of metal; folding doors not of metal; door boxes and frames; prefabricated summer houses; non metallic door filets; wood panels, namely, walls, floors, ceilings, roofing; wooden panels, sheathings, slats and strips for wall sheathing; thin construction boards; boards for walkways and floors; plywood; moldable, partially treated hand-made wood, namely, lumber, wood flooring, wood joints, wood joists, wood molding, wood paneling, wood posts, wood siding, wood trim and wood veneer; window construction glass; fences non metallic; construction insulating glass; nonmetal prefabricated cabins; frames for greenhouses; construction frames; tarred construction cardboard for industrial use and for use in construction of buildings; stands for fairs and markets; window frames; non metallic stairway angles; roofing, rafters and ribs for roofs; wood for use in construction, namely, lumber, wooden joints, wooden joists, wooden molding, wood paneling, wood posts, wood siding, wood trim and wood veneer; wood materials treated, sawn, and semi-treated, namely, lumber, wood flooring, wood joints, wood joists, wood molding, wood paneling, wood posts, wood siding, wood trim and wood veneer; non-metal staircases; piles; poles; grates; windows from matte or colored glass; non-metallic windows; non-metallic folding window frames; wood for parquet floors; parquet wood flooring; windows and door partitions; mobile hot houses; modular or prefabricated greenhouses; railings, spindles and poles for staircases; tiles for flooring; non-metallic floors; non-metal tiles for portals, ports, ceilings, and spans