Product Features:
- Certified by the British Board of Agrement (Cert no 98/3477)
- Drying shrinkage and dimensions comply with BS 6073: Part 1: 1981
- Average saturated compressive strength of not less than 3N/mm2
- Thermal conductivity 0.12W/mK
- Nominal dry density: 480kg/m3
- Mass (including 3% moisture): 4.68kg
- Pack contains: 72no 440x215x100mm blocks
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