Product Overview
Fluval Cycle Biological Enhancer rapidly introduces beneficial bacteria to help establish and maintain healthy biological filtration in freshwater and marine aquariums.
Ideal for new aquarium setups, introducing new fish, water changes and filter maintenance, it helps eliminate harmful ammonia and nitrite while supporting a stable biological environment.
Suitable For
- Freshwater aquariums
- Marine aquariums
- New aquarium setup
- Adding new fish
- Water changes
- Filter media replacement
Key Features
- Contains live beneficial nitrifying bacteria
- Helps establish biological filtration quickly
- Reduces harmful ammonia and nitrite
- Supports a healthy aquarium ecosystem
- Suitable for freshwater and marine aquariums
- 375ml bottle
Directions for Use
- Shake well before use.
- Add directly to the aquarium or filter.
- Use when setting up a new aquarium, after water changes or when replacing filter media.
- Follow the dosage instructions on the bottle for best results.
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For Standard Delivery, please allow 5 working days. If you have not received your order in this time, please contact us so we can investigate. Livestock Delivery: All livestock is sent using 24 Tracked delivery. You will be contacted after purchase to arrange a suitable delivery day. |
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30 Day Returns, simply contact us on help@cdlaquatics.co.uk with details of your reason for return and send your item to our returns centre in it's original condition. This excludes all livestock. Please see our Returns Policy for further details |
Product Overview
Fluval Cycle Biological Enhancer rapidly introduces beneficial bacteria to help establish and maintain healthy biological filtration in freshwater and marine aquariums.
Ideal for new aquarium setups, introducing new fish, water changes and filter maintenance, it helps eliminate harmful ammonia and nitrite while supporting a stable biological environment.
Suitable For
- Freshwater aquariums
- Marine aquariums
- New aquarium setup
- Adding new fish
- Water changes
- Filter media replacement
Key Features
- Contains live beneficial nitrifying bacteria
- Helps establish biological filtration quickly
- Reduces harmful ammonia and nitrite
- Supports a healthy aquarium ecosystem
- Suitable for freshwater and marine aquariums
- 375ml bottle
Directions for Use
- Shake well before use.
- Add directly to the aquarium or filter.
- Use when setting up a new aquarium, after water changes or when replacing filter media.
- Follow the dosage instructions on the bottle for best results.
![]() |
For Standard Delivery, please allow 5 working days. If you have not received your order in this time, please contact us so we can investigate. Livestock Delivery: All livestock is sent using 24 Tracked delivery. You will be contacted after purchase to arrange a suitable delivery day. |
|
![]() |
30 Day Returns, simply contact us on help@cdlaquatics.co.uk with details of your reason for return and send your item to our returns centre in it's original condition. This excludes all livestock. Please see our Returns Policy for further details |



