Penn-Plax Pro-Balance 14-Day Vacation Time-Release Dissolving Feeding Blocks Fish Shape 2 Packages of 2 Blocks Each (4 Blocks Total) PBV14N for Aquariums
- Releases nutritious freeze-dried foods, while neutralizing your aquarium water.
- 2 packages of 2 blocks per pack (total of 4 blocks).
- High quality pro-balance 14 day dissolving fish shaped fish food.
- One block is sufficient for 10-15 gallon aquarium tanks and lasts 10-14 days depending on pH level and temperature.
- Contains tubifex, bloodworms, vitamins & minerals.