Calcium Silicate Board – Sheet – Interior & Exterior ApplicationsProduct Overview The 12mm Calcium Silicate Board, measuring 2400mm x 1200mm, is a high performance, non combustible sheathing board designed for use behind faade systems, rainscreens, and cladding. Manufactured from calcium silicate reinforced with selected fibers, it provides a dimensionally stable substrate with excellent fire resistance and structural rigidity. This board is suitable for both steel and timber frame applications, forming a robust
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