… Paving blocks, slabs, bricks, squares, tiles and other articles of … leaded lights and the like; multicellular or foam glass in blocks, panels, plates, shells or similar forms. …
Explanatory notes
… 70.16 - Paving blocks, slabs, bricks, squares, tiles and other articles of … by pressing or moulding (whether or not combined with blowing); they are chiefly used for covering roofs, cupolas … corridors, etc. The heading thus includes solid or hollow bricks, squares, tiles, slabs and various mouldings …