Section XIII — Articles of stone, plaster, cement, asbestos, mica or similar materials; ceramic products; glass and glassware
Subheading
690490
Other
Common commodities
Hollow ceramic flooring blocksStructural clay tiles for floorsReinforced concrete floor filler tilesClay hourdis tiles for floor slabsSupport tiles for horizontal structuresFloor and ceiling clay tile unitsClay tiles for reinforced concrete elementsStructural hourdis tiles for floor constructionCeramic blocks with hollow centersTile blocks designed for flooring