Aquarium gravel with precise grading to allow free glide of nutrients and oxygen to nitrifying bacteria. Assists in keeping water clear. Resists packing channeling and anaerobic dead spots underneath decor.
Aids within the growth of corals
Buffers for the lifetime of the aquarium
Is helping care for a correct pH of 8.2 with out constant chemical additions
Discourages nuisance algae growth
CaribSea Coraline Aquarium Gravel, 20 lbs.