Lifegard HOF-20 Double Capacity Slim Design Hang On Filter, 20-gal

The Lifegard HOF-20 Double Capacity Slim Design Hang on Filter is designed to be super easy to use. It’s a double stage slim design filter with two combination replaceable cartridge. Its 90 gallon-per-hour flow rate provides plenty of circulation for the recommended tank capacity. The three-stage filtration helps to keep your aquarium water sparkling clean while also giving you the ability for surface skimming to remove floating debris. A top flow control knob lets you regulate the water output, so you can create a gentle flow to protect delicate fish and plants.