Forward Multi-Blade Impeller

Features:
1) Good security and performance:
    a) High efficiency and low noise
    b) Size: 9-7, 9-9, 10-8, 10-10, 12-9, 12-12, 15-11, 15-15, 18-13, 18-18, 20,
        22, 25, 28, 30
    c) Air volume: from 200 to 60000 m3/h
    d) Total pressure: up to 1400Pa
2) Primary competitive advantages:
    a) Experienced technical staff
    b) International approvals
    c) Competitive price
    d) With larger wind flow and lower noise