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  • Fritz Zyme 7
  • Fritz Zyme 7

Fritz Zyme 7

Regular price $17.99 USD
Regular price Sale price $17.99 USD
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  • Earn 179 points toward your next level with Arium EVOLVE.
  • Free pickup in Davie. Choose pickup at checkout. Usually ready in 24 hours, Wed–Sun 12–7.
  • Ships Mon–Wed by UPS or FedEx. Overnight recommended for live animals. Florida: FedEx Ground available.
  • Live arrival guarantee. Arrived DOA? Send a photo within 24 hours and we'll replace or refund it.
  • Questions? Call 786-642-3001. We know every animal we sell.

Fritz Zyme 7 adds live nitrifying bacteria to freshwater aquariums to help a new tank cycle faster and keep established tanks stable.

  • Use for: starting a new tank, after water changes or filter cleaning, and after medicating.
  • How: Shake well and dose as directed on the label.
  • Tip: Keep testing ammonia and nitrite until both read zero before adding more fish.

Always read and follow the label directions.