Domestic fans
Industrial fans
Single-room air handling units with heat recovery
Air handling units 
Smoke extraction and ventilation
Ventilation accessories
Ventilation ducts and fittings
Air distribution
Measurement and control technology
Ventilation sets and vents
Box-FI 60x30 6E
Centrifugal fans in sound-insulated casing for rectangular ducts. Maximum air flow up to 2260 m³/h.
Box-FI 60x35 4D
Centrifugal fans in sound-insulated casing for rectangular ducts. Maximum air flow up to 5020 m³/h.
Box-FI 60x35 6D
Centrifugal fans in sound-insulated casing for rectangular ducts. Maximum air flow up to 3310 m³/h.
Box-FI 60x35 6E
Centrifugal fans in sound-insulated casing for rectangular ducts. Maximum air flow up to 2755 m³/h.
Box-FI 70x40 4D
Centrifugal fans in sound-insulated casing for rectangular ducts. Maximum air flow up to 6450 m³/h.
Box-FI 70x40 6D
Centrifugal fans in sound-insulated casing for rectangular ducts. Maximum air flow up to 4050 m³/h.
Box-FI 80x50 4D
Centrifugal fans in sound-insulated casing for rectangular ducts. Maximum air flow up to 8120 m³/h.
Box-FI 80x50 6D
Centrifugal fans in sound-insulated casing for rectangular ducts. Maximum air flow up to 7610 m³/h.
Box-FI 80x50 8D
Centrifugal fans in sound-insulated casing for rectangular ducts. Maximum air flow up to 5620 m³/h.
