19 Non-metallic building materials, namely, alabaster, balcony enclosures, balustrades, beams, bricks, building glass, composite panels composed primarily of non-metal materials, building stone, building timber, busts of stone, busts of concrete, busts of marble, ceiling panels not made of metal, cement posts, ceramic drain pips, ceramic tiles, chipboard, clay sculptures, colored sheet glass, common sheet glass, concrete blocks, concrete panels, concrete pipes, concrete sculptures, shores, supports, braces, fiberglass panels, nonmetal exterior panels, decorative glass, drywall, earthenware tiles, erosion control sheeting or fabric for construction and non-construction use, fiberboard, fired refractory materials not made of metal, glass bricks, glass panels, glass tiles, granite, joists, limestone, lumber, mantelpieces, marble, modified sheet glass, mortar, non-metal air conditioning ducts, non-metal architectural moldings and finish trim, non-metal building flashing, fascia, soffits, shutters, shingles, siding, trim, non-metal castings, ceiling panels, non-metal chimneys, non-metal cornices, non-metal curtain walls, non-metal door frames, non-metal door panels, non-metal doors, non-metal ducts, non-metal exterior building shutters and window shades, non-metal floors, non-metal gates, non-metal fences, non-metal gutters, non-metal posts, non-metal rails, non-metal roofing, non-metal shingles, non-metal skylights, non-metal stairs, non-metal thresholds, non-metal tiles, non-metal windows, petroleum pitch, roofing cement, rubber flooring, stone for building and construction, veneer wood, wood joists, wood siding, wood veneers, wooden beams, tar based driveway and roofing sealants, bituminous and tar based binding and sealant preparations for use in construction and maintenance of buildings and roads, non-metallic plastic, rubber, synthetic rubber, and polymeric fibers for construction and repair of buildings and roads; non-metallic rigid pipes for building; asphalt, pitch, and bitumen; non-metallic transportable buildings; non-metallic monuments of stone, concrete, and marble