| - | Specific heat (kJ/kg∙K) | Thermal conductivity (W∙m−1∙K−1) | Density (kg∙m−3) | Absorption coefficient |
| Glass | 840 | 0.0263 | 1375 | 0.05 |
| Absorber | 398 | 384 | 8900 | 0.95 |
| Insulating | 794.76 | 0.12 | 435 | - |