Features:
1) Patent design: original design with three fan fixed directions overcomes the
defect of only one fixed positional ceiling rotary fans
2) Good security and performance
a) Exterior rotor motor direct-driving, forward multi-blade impeller
b) High efficiency and low noise
c) Size: from 250 to 450, totally 12 models
d) Air volume: from 200 to 30000 m3/h
e) Total pressure: up to 820Pa
3) Primary competitive advantages:
a) Experienced technical staff
b) International approvals
c) Competitive price
d) With larger wind flow and lower noise