Japan Insulation Co Ltd is engaged in manufacturing and selling heat insulating materials made of Xonotlite-type calcium silicate. The company develops, produces, and sells disaster prevention materials to disturb a fire, including fireproof and non-combustible materials for buildings, non-combustible interior materials for ships, thermal insulation materials for plant equipment, fireproof materials for telecommunication cables for bridges and tunnels, boards for processing sculptures and signboards, and lightweight and highly heat resistant inorganic powder.