All About Steel - Insulating Fire Bricks for Blacksmith, Forges, Heating Oven Kilns and Fireplaces 9x4.5x2.5 inch 8 Pack : Arts, Crafts & Sewing

Executive Deals Insulating Fire Brick for Ovens, Kilns, Fireplaces, Forges -8 Piece Full Brick (9 x 4.5 x 2.5) 2300 Degree Fahrenheit/1260 Celsius

Insulating Fire Brick - Comprised mainly of Alumina, Silica, & Calcium Oxide Withstand temperatures up to 2300° F Great for Personal Projects on

Insulating FireBrick 9 X 4.5 X 2.5 in (6 Pieces)

Kiln Bricks

Forge Kiln

Forge Brick

High-Quality Insulation: These fire bricks are made from premium insulating materials Alumina & Silica WITHSTAND: Up to 2300°F/1260°C, providing

All About Steel - Insulating Fire Bricks for Blacksmith, Forges, Heating Oven Kilns and Fireplaces 9x4.5x2.5 inch 8 Pack

NC Insulating Fire Bricks Forges, Heating Oven Kilns and Fireplaces 9x4.5x2.5 inch 4 Pack

Lynn Manufacturing Insulating Fire Brick, Heat Insulation Block, Low Thermal Conductivity, 2.5 x 4.5 x 9, Pack of 4, 3000F-Rated, for Kilns

Insulating Fire Bricks, 2500F Rated, 1.75 x 4.5 x 9