140mm Rockwool Flexi Acoustic Sound Insulation Slab - 2.88m2/Pack

140mm Rockwool Flexi is designed for both sound insulation and thermal insulation, with a flexible edge along one side that makes it perfect for use anywhere in the home. Use it for pitched roofs, external walls, separating walls & floors, and much more. Coverage: 2.88m2 | Thickness: 140mm | Width: 600mm | Length: 1200mm | Fire Rating: A1 (EN 13501-1) | Thermal Conductivity: 0.035W/mK.