Macroporous structure sintered quartz rings for marine and freshwater aquariums, ideal as a biological substrate to promote the development of beneficial bacteria without altering the pH of the aquarium. They do not release harmful substances for...

Out of stock
  • ShipAmount
  • $5.99
  • RevType
  • 2
  • Manufacturer
  • Hydor
  • Sku
  • P5196581
  • Identity
  • 27213282463

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