RTH-USA RB-40 Fireclay Refractory Bricks (box of 6)

RB-40 Fireclay Refractory Bricks offer exceptional thermal insulation and durability, designed to meet the demands of high-temperature environments.
Each brick is crafted from natural raw materials and is capable of withstanding temperatures up to 3000°F.
Perfect for lining fireplaces, firepits, pizza ovens, kilns, and wood-burning stoves, these firebricks provide superior resistance to thermal shock and wear.
Whether you’re repairing an existing installation or constructing a new one, RB-40 bricks ensure consistent quality and performance.
Packaged in a set of 6 for easy handling and installation, each brick measures 9 inches x 4.5 inches x 1.25 inches, providing versatility across a wide range of projects.

Dimensional Tolerances:
Length: ± 5/32 in
Width: ± 3/32 in
Thickness: ± 1/16 in
In accordance with ASTM C1261-22.