•10 pieces
•32 oz in nylon media bag
•Pre-colonize with nite-out II
•Speeds nitrification
•Removes ammonia and protects against ammonia spikes
•Removes dissolved organics and improves water quality
•Contains select strains of nitrosomonas, nitrospira, and nitrobacte
•Allows for conversion from ammonia to nitrate, nitrate to nitrate