AquaClear 20 Power Filter - For 5-20 Gallon Aquariums

The AquaClear 20 Power Filter features a unique multi-stage filtration system that provides complete mechanical chemical and biological filtration for superior water quality. The power filter has a filtration volume that is up to 7 times larger than comparable filters. The filter preserves beneficial bacterial creating a stress-free environment for aquarium inhabitants and maintaining clear aquarium water.