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(13 mm) Flow Rate 2
This additional inputs are typically used for the siphon style overflow design for the emergency drain
If you introduce the wrong strains of bacteria
The key to keeping a great aquarium is understanding what is going on inside
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BRIGHTWELL AQUATICS XPORT BIO BLOCKS 2.0 INCH BIOLOGICAL FILTRATION MEDIA Salifert (13 mm) Flow Rate 2Xport BIO Blocks Ultra porous ceramic Block Media for Biological Filtration with Superior Performance Characteristics Overview Designed to be used in marine and hard freshwater aquariums with a pH of 7. 5 or over Highest porosity and largest useable surface area, per unit weight or volume, of all filtration media available anywhere Provides huge amounts of aerobic and anaerobic surface area for efficient bacterial colonization Laboratory Tested: