•500 Pieces
•2.75 gallon nite-out II
•Pre-colonized with nite-out II
•Speeds nitriciation
•Provides high surface area per unit volume for superior biological filtration
•Allows for high water flow without clogging
•Fits into most skimmers and filters
•Traps suspended dirt and debris
•Can be replace/cleaned/re-colonized
•Contains select strains of nitrosomonas, nirospira, and nitrobacter
•Allows for conversion from ammonia to nitrate, nitrate to nitrate