Retail, wholesale, merchandising, mail order, distributing, marketing and selection services; counselling, advisory, research, design and technological services; all the aforesaid services concerned with or relating to : apparatus, equipment and installations for sanitary purposes and their parts, accessories, components and fittings; hardware and building and construction materials of all kinds; the sanitation, building and construction industries

Building materials, natural and artificial stone, cement, lime, mortar, plaster and gravel; pipes of earthenware or cement; road-making materials; asphalt, pitch and bitumen; portable buildings; stone monuments; chimney pots