Transition Refractory - Bluewind Vermiculite Insulating Firebrick has been developed for versatile and industrial usage. Its unparalleled material features enable an ordered structure of pores that improve both the level of thermal insulation and durability. While these firebricks are an essential component to most industrial furnaces, energy loss is also minimised and contributes positively to an extended lifetime of these furnaces. Bluewind has custom and creative alternatives for all the industrial needs of clients around the globe.