Dense Concrete Block 100mm 7.3N

Manufactured to BS EN 771-3 from crushed rock or gravel aggregates to BS EN 12620 and Portland cement. The high density of Our blocks gives them excellent sound insulation properties. When laid to form a sound separating wall, they achieve the required mass as given in the Building Regulations and Robust. Details. · Compressive Strength: 7.3 N/mm² · λ Internal: 1.32 W/m.K · λ External: 1.42 W/m.K · Dry Density: 1990 kg/m³ · Face dimensions (mm): 440 x 215