Underground Ventilation Control

Key features:
1. Airfoil blades with various material options
2.robust, performance oriented
3.nfpa, ul555 compliant
4.various actuators options available
key features:
1.maximum pressure: 12 ~ 24 in wc
2.velocity: 20.3 ms
3.leakage: 8 cfmsq. Ft. @ 4 in. Wc
4.blade deflection: l180 (standard)
5.blade profile: fabricated airfoil extruded airfoil fire rated airfoil
6.blade material: galvanized steel aluminum ss 304 ss 316
7.certifications: nfpa 130, 502; ul 555s; bs476
typical ventilation applications area include:
1.subway ventilation system
2.tunnel ventilation control system
3.underground ventilation system