Rockwool Flexi Acoustic Thermal Insulation Slabs 1200mm x 400mm x 100mm
4 packs of Rockwool Flexi Acoustic Thermal insulation, this is what I have left over from my extension 1200mm x 400mm x 100mm Euro class A1 fire resistance Covers 2.88 m2 per bag - 6 slabs per bag Collection Only