Fluval Sea Mini Protein Skimmer, 5-20 Gallon, Black, 14324

Compact yet powerful the PS2 Protein Skimmer helps remove dissolved organic compounds and other harmful substances from your Nano aquarium before they have a chance to break down into dangerous waste. This Protein Skimmer was designed for saltwater aquariums between 5 and 20 US Gal (20 and 80 L).