Brightwell Xport BIO Dimpled Brick

Ultra-porous Biological Brick Media with Superior Performance Characteristics OverviewDesigned to be used in marine and hard freshwater aquariums with a pH of 7.5 or overHighest porosity and largest useable surface area, per unit weight or volume, of all filtration media available anywhereProvides huge amounts of aerobic and anaerobic surface area for efficient bacterial colonization.Provides over 71,000 square feet (6,596 square meters) of surface area per liter of medium. One brick has about 100,000 square feet of useable surface area for bacterial colonization.When properly colonized, and used as directed, it will reduce toxic ammonia and nitrites to near zero in ponds…