Quantity per box: 16 · Size: 600x600 · Composition: Bio-degradable mineral wool, inorganic fillers and binders · Grid system: Exposed grid system · Edge: Square edge to suit 24mm and 15mm grid · Thickness: 12mm · Weight (kg/m2): 2.5kg/m2 · Fire protection: Class 1 surface spread of flame, face and back to BS 476: part 7 Class 0 (Building Regs. 1991 Doc B) · Sound absorption (NRC): approx 90% · Ceiling tiles should be stored flat in clean and dry conditions
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