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helping to prevent fish loss
requiring about 4 hours to go from TOXIC to SAFE on removal of ammonia
Response to decreasing ammonia is slower
and when adding new fish to an existing aquarium
structurally similar compounds
GAE Air Brick Twin Pack Tropical helping to prevent fish lossDesigned for ammonia and nitrite removal Primarily designed to provide deep anaerobic zones for de nitrification in passive systems Better value due to high performance Long lasting, not easy to disintegrate Does not release toxins For both freshwater & saltwater
US$ 58.00
US$ 68.00
US$ 13.50
US$ 70.00
US$ 35.00
