Lau’s 3-blade free air propellers are designed for free air, low pressure applications. They are constructed of high quality, rounded aluminum blades for maximum free air delivery with minimum noise levels. Pitches are available for most common HP and motor speeds and the hub location is interchangeable.
Applications: Pedestal & Window Fans, Air Circulators
Our 3-blade heavy-duty condenser style propellers are constructed of high strength aluminum blades with corrosion-resistant spiders.
Applications: Condensing Units, Building & Agricultural Ventilation Fans
We also offer large 3-blade heavy duty steel propellers in 30” and 36” diameters. They are heavy duty mill galvalume blades with painted steel spiders. Split tapered steel bushings are available to achieve desired bore size (1/2” through 1-7/8” bore range).