MinWool-1200® Lamella Tank Wrap is a rigid, flexible mineral wool wrap insulation. Lightweight, high-performance Insulation for high-temperature applications. Lamella Tank Wrap is available in 4-pound, 6-pound and 8-pound densities. It is a perpendicular oriented fiber insulation manufactured from mineral wool. It is produced to fit large diameter pipe, duct, tanks and equipment ranging in temperatures from below ambient up to 1000°F continuous maximum service temperature, complies with requirements of new ASTM C1393 Standard.