Arag-Alive!

Bring the world's most exotic reefs into your home with CaribSea's Arag-Alive substrates. Beauty and brains, Arag-Alive helps maintain a proper pH for the life of your aquarium without the constant addition of chemicals and creates a biological balance to discourage nuisance algae. The quick-clearing Arag-Alive contains millions of bacteria per pound specially engineered for aggressive waste reduction. It is engineered to suppress "new tank syndrome" and compress the ammonia cycle. This bag has a typical size between 0.5 mm and 1.5 mm and features an average density of 90 pounds per cubic foot.