roller. Its display shows you the current speed and power consumption of the pump. The needle wheel impeller produces micro-bubbles for skimming protein. You can adjust the air intake as well. A drain is provided on the collection cup for easy cleaning.
10. Reef Octopus Classic 110-INT Needle Wheel Protein Skimmer
Reef Octopus Classic 110-INT is a well-recommended item for in-sump use on the list of the ten best protein skimmers. It uses a Hailea OTP pump and a 4-inch needle wheel skimmer for maximizing foam production. It is suitable for up to 100-gallon aquariums. The pin-wheel impellers are designed to improve the performance of the skimmer. It has a 4-inch cone-shaped neck that makes it easier to separate the protein from the foam. Reef Octopus Classic 110-INT protein skimmer is easy to assemble and install. A gate-valve allows you to adjust the water level while the quick-release cup makes it easy to clean.