Fiberfrax Duraboard - 1 Inch Thick, 12 Inch Square
12" Sq. x 1" Thick
Dimensions: 12" sq." x 1" thick. Duraboard? 3000 insulation, the highest temperature rated board manufactured by Unifrax Corporation, provides maximum high-temperature stability and shrinkage resistance. Also, formulated from a blend of Fiberfrax alumina-silica fibers and Fiberfrax. This unique formulation controls shrinkage to a level of only 1.2% after 168 hours at 1482 degrees C