A simple, efficient filter for your aquarium, the Bubbler Aquarium Bottom Filter by Penn Plax is perfect to mechanically and chemically filter your aquarium or fish tank / bowl. Easy to assemble and simple to use, one filter is perfect for your 10 gallon (or smaller) tank. The 1/2" lift tube provides greater efficiency for the bottom filter system, and the bubbles help to aerate and oxygenate your tank.
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