O2 plus blocks slowly dissolve to replenish the oxygen and stabilise the pH in your aquarium, maintaining a healthy environment for your fish.
Key Features:
- Suitable for coldwater, tropical and pond fish
- Easily adds additional oxygen to the aquarium water
- One block does a large amount of 40 - 60 litres of water
Aqua One
Aqua One O2 Plus Oxygen Block 20G
$11.95
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O2 plus blocks slowly dissolve to replenish the oxygen and stabilise the pH in your aquarium, maintaining a healthy environment for your fish.
Key Features:
- Suitable for coldwater, tropical and pond fish
- Easily adds additional oxygen to the aquarium water
- One block does a large amount of 40 - 60 litres of water
