What is the biggest advantage of automatic non pressure air door?

(1) closed smooth, safe and reliable;

(2) two compartment of the wind, no longer set back door; after the car can automatically shut down;

(3) open the throttle opening force and pressure force is small, the size and direction of;

(4) clever locking, prevent string wind and injured personnel;

(5) the system is simple, low power consumption, novel structure and beautiful appearance.

(6) anti-corrosion, moisture-proof, anti burning, high strength, no deformation;

(7) double sealed, small amount of air leakage