Marina (3 of Each) Slim Filter Carbon Plus Ceramic Cartridges and Zeolite Plus Ceramic Cartridges

About this item (3 of Each) Marina Slim Filter Carbon Plus Ceramic Cartridges and Zeolite Plus Ceramic Cartridges Carbon Plus Ceramic Cartridges – Absorbs toxic ammonia and reduces fish stress Carbon Plus Ceramic Cartridges – Effectively removes pollutants and odors Zeolite Plus Ceramic Cartridges – Absorb toxic ammonia and reduces fish stress – Contains Ceramitek, a highly porous ceramic biological filter medium Fits the Marina S10, S15 and S20 Slim Filters