Product details:

The prioAir series is designed for installation in ducts. Extremely efficient, prioAir fans are perfect for a wide assortment of powerful, quiet air-moving applications. Compact size, low noise, very high efficiency, and airtight casing. Aerodynamically optimized impellers and guide vanes with integrated external rotor motors. Includes a mounting bracket. The special composite material is corrosion-proof and lightweight.