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Fluval Cycle Biological Enhancer

Fluval Cycle Biological Enhancer

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Fluval Cycle is a fast-acting aquarium supplement designed to kick start and improve the biological filtration of a fish tank. The bacteria rich formula neutralises ammonia, so it's great for new aquariums.

Fluval Cycle is a carefully selected biological water conditioner created with carefully selected strains of beneficial bacteria.

Key Features:

  • Biological Aquarium Supplement- Works together with other beneficial strains to eliminate harmful toxins such as ammonia.
  • Highly concentrated.
  • The ideal mix of beneficial bacteria to make the aquarium water purer and the environment healthy.
  • Suitable for use with both freshwater and marine aquariums.

Dosage for new aquariums:

DAY 1: 25 ml per 37.8 ltrs
DAY 2: 10 ml per 37.8 ltrs
DAY 3: 10 ml per 37.8 ltrs


  • 120 ml bottle treats up to 908 ltrs
  • 250 ml bottle treats up to 1892 ltrs
  • 500 ml bottle treats up to 3785 ltrs