ROCKWOOL Flexi Slab Acoustic Insulation 1200mm x 600mm x 50mm offers reliable sound and thermal insulation for walls, floors, and partitions in residential or commercial projects. Its unique flexible edge ensures a tight fit between timber or metal frames, minimising gaps and maximising acoustic performance. This stone wool insulation slab is non-combustible, water repellent, and resistant to mould and rot, making it a durable solution for improving building comfort and safety. Each pack covers 8.64m², making it suitable for medium-sized installations while supporting energy efficiency objectives.