| Measures | Qty |
|---|---|
| Average length | 42.25 cm |
| Average width | 25 cm |
| Average useful length | 35 cm |
| Average useful width | 22 cm |
| Average Thickness | 1.1 cm |
| Average weight per piece | 2.9 kg |
| Average weight per sq. meter | 31.6 kg |
| Average number of pieces per sq. meter | 12.5 pcs |
