High Pressure Vortex Blower Regenerative Industrial High-Pressure Commercial Blowing,Vortex Ring Blower Industrial Regenerative Blower Sewage Aeration Vortex Large Airflow High Pressure Centrifugal Fan For Aquaculture Food Aquarium Fish Pond(250W/0.34HP) The multi-purpose high-pressure vortex blower is ideal for a variety of applications including aquaculture, fish pond oxygenation, hospitality, powder transportation, and construction sites. This centrifugal blower serves as an excellent pneumatic conveying gas source for industries such as chemicals and food production. Product Name: Centrifugal Blower Casing Material: Aviation Aluminum Coil Material: Pure Copper Protection Level: IP54 Energy Consumption Level: Level 2 Voltage: 110V Wattage Options: 120W, 180W, 250W, 350W, 370W, 550W, 750W, 1100W Motor Speed: 2980 RPM Rated Frequency: 50Hz Functions: Air drying and dehydration, ventilation, air suction and dust removal, underwater aeration and oxygenation Installation Method: Suitable for horizontal or vertical installation Packaging: Includes a 110V blower with English instructions.