High-Pressure Vortex Ring Regenerative Blower for Sewage Aeration Aquarium,Our air blowers suitable for industrial blowing, textile industry, construction site, powder and particle transportation, fish pond aeration, hotel, printing and paper industry. Regenerative blower, Industrial Aquaculture Seafood Pond Fish Tank Vortex Air Blower Pump 110V 60HZ Commercial Air Pump Aquarium Electric Air Pump Parameters: Name: Regeneration Blower Power: 120W/0.16HP, 180W/0.24HP, 250W/0.33HP, 350W/0.47HP, 370W/0.5HP, 550W/0.74HP, 750W/1.01HP, 1100W/1.49HP Material: Aluminum Alloy Voltage: 110V,220V Rated Frequency: 50Hz Packing List: Regeneration Blower x1 Service: 1. Due to manual measurement, the allowable error is 1-2cm 2. Due to the influence of the monitor and light, the actual color may be slightly different from the picture.