1
Filtering materials [chemical preparations]; Filtering materials [mineral substances]; Filtering materials of vegetable substances; Ceramic materials in particulate form, for use as filtering media; Cultures of microorganisms, other than for medical and veterinary use; Substrates for soil-free growing [agriculture]; Chemical compositions for water treatment; Graded mineral mixtures with a lime base with metallic aggregates for treatment and purification of water
19
Concrete building materials; Fiber reinforced plastic construction materials; Construction materials of artificial stone; Construction materials of natural stone; Building materials, not of metal; Sand for use in construction; Building stone; Blocks (Non-metallic -) for construction; Building materials of plastics material; Blocks (Non-metallic -) for use in flooring construction; Soil vents (Non-metallic -); Soil bricks; Curb stones; Pavements made of non-metallic materials; Paving tiles; Tiles, not of metal, for building; Ceramic roofing tiles; Ceramic tiles; Silica for use in building; Reconstituted stone; Marble for construction; Materials, not of metal, for building and construction; Road repair materials (Non-metallic -); Minerals for use in construction; Mineral pellets for use in the building industry; Aggregates; Mosaic tiles; Building stone; Roadways of non-metallic materials; Roadways of non-metallic materials; Prefabricated building components (Non-metallic -); Foundation material (Non-metallic -) for use in construction; Road repair materials (Non-metallic -); Asphalt paving; Floors, not of metal; Paving blocks, not of metal; Tiles of slate; Sand for use in construction; Sandstone for building; Slag [building material]; Chippings; Building stone; Works of stonemasonry; Paving stones; Stone slates; Stoneware paving blocks and surfacings; Roadways of non-metallic materials; Terra-cotta [building material]; Almina cement; Underclay for refractory use; Terrazzo; Bricks; Earth for bricks; Stones; Stone chippings; Sand; Sandstone; Surfaces of sand for use in horse-riding arenas; Sculptures made from marble; Stone sculptures; Granite; Storage containers for rainwater for above-ground or underground installation; Absorbing wells and retention reservoirs for rainwater; Water pipes (components); Pipes for above-ground or underground installation; Drainpipes; All the aforesaid goods not of metal
35
Retail services in relation to building materials; Wholesaling in relation to building materials