| Bricks references | Length and thickness (mm) | Conductivity (W∙m−1∙K−1) | Resistivity (m2∙K∙W−1) |
| Filling bricks: BR200 | 400 × 145 | 0.182 | 0.798 |
| Structure bricks: BS200 | 300 × 145 | 0.349 | 0.415 |