MOSO Bamboo X-treme siding is a solid, Thermo-Density exterior board, made from compressed bamboo strips. A special, heat-treatment process at 392°F (200°C) provides MOSO Bamboo X-treme the highest durability class possible in the appropriate European standard, increases the stability and density, and consequently the hardness. Furthermore, contrary to other wood products, this product achieves fire resistance Class A (ASTM E84) without impregnation with expensive and eco-damaging fire retardants. MOSO Bamboo X-treme siding is available as a shiplap profile and can be installed with fasteners or screws. Bamboo X-treme will weather over time to a silver patina.