Pisces Alfagrog Biological Filter Media 2kg 2000g Porous Ceramic Stone Bio Media

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  • Large Surface Area - Increased surface area for beneficial bacteria growth, this will help keep water clean and healthy as the bacteria removes waste from the water
  • Natural Choice - The natural structure of the media rocks make it a great choice for colonisation of micro organisms in filtration systems
  • Lightweight and Porous Material - The Alfagrog is highly porous, Inert and pH Neutral and has sizes varying from 10 - 40mm (approx per piece)
  • Multiple Uses - Can be used in pond filters and their filtration systems as well as being used as decorative substrate, aquarium landscaping and other applications

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