Fluval Sea Mini protein skimmer PS2

32 needle-wheel impeller increases air-to-water contact ratio, creating ideal bubble size for maximum protein collectionAdjustable flow regulators control amount of air entering reaction chamber to produce ideal amount of skimmateAdjustable water-level control valve regulates skimming performanceVersatile mounting options - adjustable hanging bracket and suction cups includedLarge reaction chamber mixes air and water effectively to remove organic waste from water moleculesNew in box. Non smoking home. Got rid of aquarium. Perfect for everyday use. excellent materials and excellent craftsmanship ensure long-lasting durability.