- Coldwater
- Chemical Media
- Tropical
Product Details
- Intended for use in freshwater aquariums only and is not suitable for saltwater tanks
- An essential component for new aquariums during the initial nitrogen cycle
- Ideal for maintaining water quality in aquariums with a high fish population
- For continued effectiveness, the insert should be replaced every four weeks
- To preserve beneficial bacteria, do not change all of your filter media at one time
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