Completely re-engineered to push the limits of all-in-one skimmers, the skimmer ghost Series is packed with a plethora of performance driving features that propels organics out of your aquarium water. These user-friendly, recirculating protein skimmers are equipped with bubble plates, integrated air silencers, and needle wheel impellers, all housed in a pearl white body that embodies a fresh modern look on its' exterior and an array of performance features on its' interior. Recirculating design - passively recirculates bubbles for maximum dwell time drop-in convenience - preset to optimal water level and eliminates the need for Extra accessories. Enlarged air silencer box- integrated into the skimmer's body for a seamless look while reducing noise. Bubble plate diffuser - reduces Turbulence inside skimmer to improve skimmate production adjustable air valve - provides air intake control needle wheel impeller - produces dense micro bubbles cup drain elbow - prevents overflows airline management - keeps airline organized and "kink free" suspended pump design - reduces vibration by suspension self-draining - eliminate messy maintenance low profile cup design - keeps your skimmer hidden from view.