Official classification context
Industry overview This class comprises establishments principally engaged in manufacturing rock wool and rock wool products used in heat retention, thermal insulation, fireproofing, soundproofing, etc.
Major group context CLAY PRODUCTS This Major group comprises establishments engaged in manufacturing plate (flat) glass and other glass products, cement and its products, clay products for construction, ceramics, refractory products, carbon and graphite products, ename l-covered iron products, abrasive grains, aggregates, stone products, gypsum products, lime products. Group Class Number Number