I’m looking for the following ones: Contact outdoor gres tile covering for staircases and landings: 180 m2   170 sq.m. plinth Outdoor gres tile for suspended corridors and passages (self-supporting 2 cm thick): 1200 m2   850 sq.m. plinth Indoor gres tiles (bathrooms, hallways, kitchens, laundries, mechanical engineering, water engineering, supervision room): Floor covering: 1300 m2 wall covering: 2500 m2 plinth 750 sq.m We are looking for everything in color grey, and the water absorption factor has to be under 0,5 w%. So the HS code could be: 6907210000