The Aquael Turbo Filter is a powerful and reliable filter designed for use in both fresh and saltwater aquariums. The filter is available in 4 different sizes for tanks ranging from 15 to 120 Gallons. It also features a flow adjustable knob to customize the flow and filtration to fit your aquarium's specific needs. The filter is available in 4 different sizes for tanks ranging from 15 to 120 Gallons. It also features a flow adjustable knob to customize the flow and filtration to fit your aquarium's specific needs.