FibreCem® fiber cement board is a strong, lightweight, and non-combustible fiber-reinforced cement panel with an average density of 80 pcf (1281  kg/m3). Made from select fibers and Portland cement, these panels are hydraulically pressed and autoclaved for maximum strength, flexibility, and dimensional stability. FibreCem is rot, insect, moisture, and chemical resistant, and does not contain glass fiber, gypsum, or formaldehyde. It is UL-rated Class A with a 0-0-0 Fire, Smoke, and Fuel contribution rating, meeting or exceeding UL 723, ASTM E-84, and ASTM E-136 test standards.

FibreCem is available in thicknesses of 4mm" (5/32"), 6mm (1/4"), 10mm (3/8"), 12mm (1/2") and 18mm (3/4"), in sheet sizes up to 4' × 10' (1220mm x 3048mm).