Nano Protein Skimmer for Saltwater Aquariums, DC Pinwheel Pump for 20 Gals Fish Tank, Hang On, Internal, Not for Rimmed Tank

NOT for rimmed tanks. 1.6 inches internal diameter skimmer body. Space saving. More practical.

DC pinwheel pump. Safety Assurance. High Efficiency. Energy Saving. Ultra Quiet.

Graphite shaft cover. Durable wear resistance. Low DB Operation. Needle wheel impeller generates fine and smooth bubbles.

Integrated molded cast acrylic skimmer body. Solid construction and long-life service.

Three places to tune the skimmer, easy operation and better reaction.