RESUN Bio Balls 40mm x 100


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RESUN Bio Balls are an environmentally made plastic that can be used in both fresh water and marine tanks for biological filtration. They are designed with a large number of flexible spikes to maximize surface area for the colonization of aerobic bacteria. Water can pass through them easily, allowing a constant flow back into the aquarium. They are light weight and can be used in any filter. 100 Bio balls is approximately 5 litres.

RESUN Bio Balls 40mm;

  • Quantity 100 Balls
  • 40mm Diameter
  • 100 Balls Is Approximately 5 Litres
  • Can be used in any Canister or Sump Filter
  • For Fresh & Salt Water


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