Premium Heat Resistance: Professional-grade quartz composition withstands extreme temperatures up to 2800F; maintains structural integrity through repeated heating cycles; ideal for high-temperature applications and insulation Premium Material Quality: Dense crystalline structure provides excellent thermal stability; low coefficient of thermal expansion prevents cracking; provides consistent performance in demanding high-heat environments Versatile Application Range: Ideal for building pizza ovens, forges, fireplaces, and kilns; ideal for DIY projects and professional installations; creates a reliable thermal barrier for a variety of heating applications Professional Design Features: Precision molded dimensions a tight, stable structure; uniform density provides consistent heat distribution; professionally designed corners maintain structural integrity during thermal cycling Easy Installation Features: Standard brick sizes allow for traditional masonry techniques; compatible with high-temperature mortar; creates thermal structures with minimal professional tools or skills Colour:As Shown Material:ceramics Package Contents: 1set * fire bricks Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.