Supalux is a high density calcium silicate board that is the ideal material for manufacturing heat screens for free standing fireplaces, partitions, wall linings, and soffitts . Intumex Supalux can provide up to 120 minutes fire resistance rating to structural steel when fixed to a light gauge steel framing. Supalux non-combustible fire resistant heat screens allow the minimum air clearance of tested free standing wood-fire heaters to be reduced. Supalux is resistant to moisture and does not contain any irritant materials, chemicals, or vapours injurious to health. Download Information Supalux Non-Combustible Board Data