A、Reasonable cone designing, low noise, big air flow, strong ventilation, low operating cost；
B、Imported bearing, high strength, low noise, durable；
C、Using air downstream principle, pve shutter, antioxidant, light weight, open and close quickly, prevent the backflow of air；
D、High strength aluminum-magnesium alloy wheel, light weight, high strength, toughness；
E、Stainless fanleaf, no distortion, no breaking, aesthetic durability |
|
