Description A needle wheel pump with a venturi intake that produces just the right amount and size of air bubbles, a bubble plate to reduce the turbulence in the reaction chamber, a innovative `curve` skimmer body that allow the foam to smoothly rise to the collection cup, an air silencer to ensure quiet operation, a quick-release collection cup and skimmer body for easy cleaning, a collection cup drain to reduce maintenance frequency, and lastly, a compact footprint that allows easy installation. Curve 9 Skimmer Specifications Tank Capability : 240G-400G Pump: ROCK – SP4000 Pump power: 20W, 110V 60Hz Dimensions: 9.25″L x 11.6″W x 23.6″H Water Level :9.5″-11″.
