Fire Brick: Complete Buying Guide 2026
Fire bricks (refractory bricks) are specially formulated to withstand extreme temperatures without cracking or degrading. They line fireplaces, pizza ovens, kilns, and fire pits, providing both thermal insulation and heat retention. In 2026, fire brick prices average $3.50 per piece, with a typical range of $2.00 to $6.00 depending on your region, supplier relationships, and order quantity.
When budgeting for a project using fire brick, factor in approximately 8% additional material for waste, plus labor costs averaging $4.00 per piece for professional installation. A typical project using this material runs approximately $1,800 including both materials and labor.
With an expected lifespan of 50 years, fire brick represents a cost of approximately $0.07 per piece per year of service life. This exceptional longevity makes it one of the most cost-effective materials when measured over its full lifespan.