Aquarium Commercial Air Pump Hydroponics Aquaponics Fish Pond Great New 571 GPH by Brand New Brand new and high quality Includes an eight-outlet air divider and -inch ID connection tubing The air divider is compatible with 3/16-inch ID tubing (available separately) Non-oil lubricating design to produce purer compressed air Widely used to provide oxygen in aquariums, fish farms & hydroponic systems Fast Shipping 5-7 Day/United States Standard Shipping