JSIC 2159—Other clay refractories

Where 2159 sits

1. E Manufacturing
2. 21 Manufacture of ceramic, stone and clay products
3. 215 Clay refractories
4. 2159 Other clay refractories

What 2159 includes

• This class comprises establishments principally engaged in manufacturing artificial fireproof or other fireproof materials.

What 2159 excludes

• However, establishments principally engaged in manufacturing diatomaceous earth products are classified under Group 218 [2185].

2159 in other systems