Nikou Protein Skimmer Aquarium Hanging On Pump Saltwater Filter Internal Water Tank for Marine (Size : #1: 8cm)

Robust Material: Fish tank protein skimmer is made of high quality plastic material, solid to use. The protein skimmer is very quiet and will not disturb your fish or insects Multi Functional Skimmer: Fish tank accessory perfect for Cleaning undesired protein colloid of fish tank, provide a fresh and healthy environment for fish to breathe Easy to Use: Aquarium accessory is easy to use, it should be equipped with a air pump, filter protein colloid, organic particles and other harmful heavy metal materials from the water, fast and effective Aquarium Skimmer Size: Collection Cup Diameter: Approx. #1: 8cm / 3.15inch, Bottomed Cup Diameter: Approx. #1: 5cm / 1.97inch, Whole Height: Approx. #1: 22.5cm / 8.86inch Keep Water Clean: Aquarium accessory helps improve exchange and keep your aquarium water clean and clear, suitable for most fish tank, convenient and practical