In addition to the great ease of assembly, Estiva Refratários suspended roof systems and kiln linings have a lighter weight per area and, combined with insulating fibers, result in a significant reduction in fuel consumption.

Its use in intermittent furnaces as a protection element of the ceramic fibers is also very widespread, protecting the fiber itself from the attack of the flue gases, as well as reducing the number of defects of the ceramic pieces in function of avoiding contaminants fallen from the insulating materials.