This is not your regular; mild-mannered skimmer. It's the Super Skimmer from Coralife. Say good riddance to proteins and other organics that sludge up your tank with this powerful skimmer. Featuring the patented Posi-Flow Needle-wheel system water pump (included) with an air inlet silencer for quiet performance. High-grade acrylic construction includes an easy-twist collection cup; water level adjustment dial; and bubble production diffuser. Use this skimmer as a simple hang-on model; or hook it up to your sump system. Enjoy easy maintenance and superb performance from the Super Skimmer. The skimmer measures 5 in. x 7.25 in. x 24.5 in. and is great for saltwater and reef aquariums up to 125 gallons. For more information; please read What is a Protein Skimmer? from our article archive.