44 inch slim hanger fan

1. The outline border adopt advanced automatic process, more accuracy, it adopts zinc coated plate; 

2. The hub adopts aviation aluminum magnesium metal alloy with light weight, high strength, good tensile;

3. Strap adjust automatically and no need manual adjustment during lifetime;

4. Shutter adopt special push-pull open- close device, ensure shutter totally open and close;

5. Newly punch forming fan blade with reasonable angel and reach the max.  

6. Double bracing (E style) belt transporter;

7. Safety net easily tear down;

8. Strictly quality test process: noise test, vibration test, concentric performance test, fan blade turning speed test, input air test and vehicle efficiency test;

9. Special motor hole wind shield, avoid wind losing to reach the best wind suck effect.