40 feet diagonal roof double

Unfolding: L11800*W6220*H2480mm. 

Internal: L11540*W6060*H2240mm. 

Fold: L11800*W2200*H2480mm. 

1: The service life is 20 years (the service life varies slightly due to different operating environments) 2: No warranty for low-end whole  box 

1: Wind resistance grade: 10 seismic resistance grade: 8 2: Thermal insulation performance: -35° to +45° 3: Waterproof performance