The compact Duetto 50 Submersible Power Filter is the perfect multi-use filter for all aquariums up to 10 gallons. It combines silent, 3-stage filtration efficiency with an adjustable flow control up to 55 gph, operational ease and a multitude of interchangeable application options-from desktop aquariums, to fountains to reptile and amphibian habitats. 

The compact Duetto 100 Submersible Power Filter is the perfect multi-use filter for all aquariums up to 20 gallons. It combines silent, 3-stage filtration efficiency with an adjustable flow control up to 90 gph, operational ease and a multitude of interchangeable application options-from desktop aquariums, to fountains to reptile and amphibian habitats.