
Low Noise, High Air Volume, Extended Horn Mouth Butterfly Type Cone Fan. Hot-Dip Galvanized Material: 275g/m2 zinc layer prevents rust effectively for long-lasting durability. High Airflow Efficiency: Butterfly cone design ensures large airflow, steady output, and low wind resistance. Stainless Steel Blades: 430 Stainless Steel blades resist deformation, fracture, and dust accumulation. Easy Installation: Wall-mounting design with 100% accurate CNC assembled holes for easy maintenance. Customizable Voltage: Motor voltage and frequency can be customized to meet specific power requirements. Durable Bearings: Imported double-row bearings with waterproof design for long service life. OEM/ODM Service: Supports custom branding and logo placement for personalized product solutions.