Specific data
| Technical Specifications | |
| Maximum load | 150 kg |
| Width of the ladder | 38 cm |
| Width of the stair tread | 8 cm |
| Length of the ladder tread | 34 cm |
| Distance between offenders | 25 cm |
| Lid thickness | 2.6 cm |
| Box height | 14 cm |
| The transfer coefficient of heat* | U = 1.54 W/m²K |



