Knauf Insulation Omnifit Slab 100 x 400 x 1200mm (2.88m2) Pack of 6 Knauf Insulation Omnifit Slab 50 x 600 x 1200mm (8.64m2) Pack of 12 Knauf Insulation Omnifit Slab 100 x 600 x 1200mm (4.32m2) Pack of 6 Knauf Insulation Omnifit Slab 140 x 600 x 1200mm (2.88m2) Pack of 4 Knauf Insulation Earthwool 50mm Acoustic Roll - 15.6m²