| Blocks types | S. N | Weight of oven dried block (Kg) | Weight of soaked block (Kg) | Weight of Water absorbed (kg) | Water absorption (%) | Average water absorption (%) |
| T-DHSBs
| 1 | 23.80 | 26.00 | 2.20 | 9.24 | 8.98 |
| 2 | 23.80 | 25.90 | 2.10 | 8.82 | ||
| 3 | 23.70 | 25.80 | 2.10 | 8.86 | ||
| R-DHSBs
| 1 | 29.40 | 32.20 | 2.80 | 9.52 | 9.39 |
| 2 | 29.50 | 32.20 | 2.70 | 9.15 | ||
| 3 | 29.50 | 32.30 | 2.80 | 9.49 |