Bluewind Vermiculite insulating firebrick is specifically manufactured for high temperature atmospheres. It is the combination of its unique chemistry with its manufacturing technology which makes it a strong yet light weight product for industrial use in furnaces. These firebricks can be used both as a transition refractory lining and as a backup insulation, which significantly improves the thermal performance of your operations. Investing in our cost effective fireproof solutions means fending off such concerns while getting your furnaces to work at the most optimal temperatures and in fact would even increase the service life of your furnaces.