Atlantic Bio-Rock Media

Sale price$27.99 Regular price$31.99


MPN: 73987

High surface area provides optimal environment for beneficial bacterial colonization. With all of the surface area but, 25% less weight than lava rock and half the weight of gravel, expanded clay Bio-Rocks are the more stable, less abrasive alternative to heavyweight bio-media. Expanded clay is a lightweight, stable and less abrasive alternative to lava rock and gravel. Bio-Rocks are durable and easy to clean. Use one box of Bio-Rocks per BG2234 Media Bag. Bio-Rocks have a 5-year warranty.

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