Double Inflation Film Greenhouse 

1. Structure: All Hot-dip galvanized 275g; Double inflation film; Suitable for cold climate condition. The air between 2 layers of film is good in heat insulation for energy saving.
2. Covering material: Double layer of PEP Film or Ginegar Film.
3. Ventilation: Side manual or electric while roof driven by pinion&rack. 
Optional:
4 sides with polycarbonate sheet.

Span Width:7.0m/8.0m/9.6m;    
Gutter Height:3.0m/3.5m/4.0m/4.5m/5.0m;
Section Size: 4.0m/5.0m