【Multi-functional Aquarium Filter】 The fish tank sponge filter ... shrimp and betta fish tank, freshwater and marine tank. Small filter is suitable for 5-20 gallon tank, medium filter is ...

effortless start-ups with just a few pumps The Fluval 207 Cannister Filter is suitable for freshwater and saltwater aquariums up to 45 gallons (220 L) ...

offering reliable biological filtration and oxygenation benefits. They may not be suitable for all aquarium types, but they ...