| Span | 8m - 20m | 
| Height | 4- 6m | 
| Wind load | 0.45 kn/m2 | 
| Snow load | 0.45 kn/m2 | 
| Frame | Hot g alvanized s teel pipes | 
| Covering material | 0.12mm, 0.15mm PO film | 
| Ventilation | Up and front rolling up the film | 
| Suitable temperature | Lowest temperature -15 degrees Celsius in winter | 
6. Delivery