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Brightwell Aquatics Xport-BIO Block - Biological Filtration Media - 6 Pack, 2
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About this item
- Highest porosity and largest useable surface area, per unit weight or volume, of all filtration media available anywhere
- Doped with Aragonite to buffer pH at the bacteria level, preventing acid buildup; Works excellently as the only filtration medium or may be used in addition to other filtration media
- Lowers harmful ammonia and nitrite levels to almost nothing in all types of aquatic systems, whether freshwater or marine; additionally, it significantly decreases phosphate and dissolved organic matter.
- Provides huge amounts of aerobic and anaerobic surface area for efficient bacterial colonization; one 2” block has about 10, 000 square feet of useable surface area
- Designed to be used in marine and freshwater aquariums with a pH of 7. 5 or higher



