Section 13 ARTICLES OF STONE, PLASTER,CEMENT,ASBESTOS, MICA OR SIMILAR MATERIALS; CERAMIC PRODUCTS; GLASS AND GLASSWARE 69 CERAMIC PRODUCTS. 69 06 CERAMIC PIPES. CONDUITS, GUTTERING AND PIPE FITTINGS. Commodity Code Description 69 06 00 CERAMIC PIPES, CONDUITS, GUTTERING & PIPE FITTINGS