Hy-C T2UL2832GT-1C UL 1618 Type 2 Thermal Protector Stove Board / Wall Shield Gray Tile&lt;BR&gt; Protect Floors From Intense Heat&#44; Hot Coals&#44; Ashes And Soot Can Also Be Used As Wall Shields Lined Boards Insulated With Fireproof Mineral Board All Boards Are 5&#47;8 in&#46; Thick Gray Tile Design