Aquaclear 20-Gallon Biomax 734205651834 Package Dimension: L37" W18" H37"

Package Dimension: L37" W18" H37" (Weight: 46 LB)

Size: 14 inches

Measures:4 1/4"H X 3"Opening

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Constructed from solid wood in black finish

Aquaclear 20-Gallon Biomax 734205651834 Package Dimension: L37" W18" H37"Filter media designed for the AquaClear 20 Power Filter Reduces ammonia and nitrate levels Increases beneficial bacteria Composed of 85 percent Micro Tunnels and 15 percent Micro Cavities The AquaClear 20 BioMax Filter Insert provides an optimal environment for beneficial bacteria growth. It works to reduce ammonia and nitrite levels in your tank, and it increases biological filtration efficiency by 30 percent. The AquaClear 20 BioMax Filter Insert is