Lynn Manufacturing Insulating Fire Brick, Heat Insulation Block, Low Thermal Conductivity, 1.25' x 4.5' x 9' Split, Single Pack, 2300-F Rated, for Kilns, Forges, Furnaces, Soldering, 3143P
Fire Bricks, Food Grade Woodstove Firebricks, 3000F, Size 9″ x 4-1/2″ x 3/4″, 4-Pack, Insulating Fire Bricks, 0.75' Clay Firebricks Replacement for Wood Stoves, Fireplaces, Fire Pit, Kiln, Pizza Oven