North American Product Classification System (NAPCS) Canada 2017 Version 2.0

291 - Non-metallic mineral products

This group comprises non-metallic mineral products.

29111 - Clay and ceramic products and refractories

This class comprises clay and ceramic products as well as refractories.

291111 - Refractories

This subclass comprises refractories.

291112 - Ceramic tile, and other structural and architectural ceramic products

This subclass comprises ceramic tile, clay building bricks, and other structural and architectural ceramic products.

291113 - Vitreous enamelled sanitary ware, and vitreous, semi-vitreous and earthenware products n.e.c.

This subclass comprises vitreous enamelled sanitary ware, and vitreous, semi-vitreous and earthenware products n.e.c.