19 non-metallic building materials for constructing buildings, namely, plaster, gypsum boards, gravel, chippings, coarse gravel, sand for use in construction, natural stone, building stone, natural stone slabs and tiles, building bricks, glass building bricks, tiles for building, wood panels, boards made of wood particles, timber building boards, wood-fiber reinforced cement boards, construction timber, stone slates, slate slabs, tiles of slate; all of the foregoing having environmental and energy performance enhancing properties; civil engineering works and other types of permanent buildings, non-metallic constructions, namely, buildings in the form of cabins, pre-fabricated buildings, portable cabins, pre-fabricated storage sheds, storage sheds, mobile homes; transportable buildings not of metal; monuments not of metal; concrete; cement; building glass; stained-glass windows; lumber; asphalt, pitch and bitumen