9 in. X 4-1/2 in. X 1-1/4 in. Fire Brick

Use to build new fireplace fire boxes and to replace broken firebrick for firebox repairs. Service temperature 2200°F. Size 9″ x 4-1/2″ x 1-1/4″. Meets ASTM C-20, C-16, C-113, C-38, C-133. 6 bricks in a box.