The NYOS Quantum 120 Protein Skimmer is a top of the line German engneered protein skimmer. Remove waste particles from aquarium water using the heavy duty NYOS Quantum Protein Skimmer. This skimmer is famous for its optimum air-water mixture which provides maximum performance with very low power consumption to save you a few dollars on electricity. The NYOS Quantum skimmer may look fragile but it can handle heavy load and stays intact. It features a narrow neck so that the bubbles would rise in smaller amounts, preventing turbulence to the whole skimmer. And don't worry about the noise because you won't hear any! Made from heavy-duty materials, expect the NYOS Quantum to last a lifetime.