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Knauf RS100 (600mm x 1200mm) 40mm insulation slabs offer reliable thermal and acoustic performance for a range of building applications. Manufactured from high-quality, non-combustible mineral wool, these rigid slabs are designed to fit standard stud widths for easy installation in walls, floors, and roofs. Each pack contains durable, moisture-resistant insulation that maintains its integrity over time. Knauf RS100 is ideal for both residential and commercial projects where consistent energy efficiency and sound reduction are required. Supplied in convenient 16-pack bundles, this insulation solution ensures coverage of larger areas with minimal waste.