Clear-Free Under Gravel Aquarium Filter for 15 20 Gallon Tanks P413

Keep your aquarium clean and healthy the easy way with the Penn-Plax Premium Underground Aquarium Filter. This premium filter provides biological filtration without requiring frequent maintenance, designed to make your life easier. Activated carbon filters are included to help rid the water of waste and harmful gases and chemicals for healthier, happier aquarium life. Plus, he jumbo 1 inch lift tubes are adjustable, so you can tailor the height to your aquarium’s water level. Choose the appropriate filter to fit the gallon capacity of your tank and you’re ready to roll! This is also great for use with aquatic turtles and aquatic amphibians.