AquaEuro USA PS55 Pin Wheel Protein Skimmer. AquaEuro USA's Protein Skimmers are highly favored among aquarists due their Superior Craftsmanship, Body Design, Performance and Affordability. * Superior Craftsmanship * High Grade Acrylic Construction * High Quality Needle Wheel Pumps * Highly Efficient, Durable, Reliable * Simple to Set Up and Operate PS-55 Specifications: * Tank Size: up to 55 gal. * Height: 17.25" * Diameter: 4.5" * Footprint: 9" x 6.5" * Pumps: 1 x NW Aqua Euro 290 gph