Duct fans are mostly used in low-to medium-pressure ducted systems with additional components such as heaters, filter boxes, dampers, etc.
GKV Circular duct fans
GAV Soundproofed box fans
GVC Soundproofed rectangular box fans
Fans are used to extract air in ventilation systems where the air is up to 120°C and has higher levels of humidity and impurities such as grease. The motors of these fans have a protection class of IP54. Units are equipped with easily removable grease trays and are user friendly.