- updated 2 years ago
Canister filter media designed to fit the FilStar XP. Simply the best bio-filtration media available. Optimal pore size for growing massive colonies of beneficial bacteria. Treats up to 100 gallons.Bio-Chem Stars - for fresh and salt water: Grows massive colonies of beneficial bacteria Provides more growing area than plastic balls, foams or undergravel filters Advanced polymer material has optimal pore size for maximum oxygen and water transfer 20 stars support up to a 100 U.S. gallon (379 L) aquarium Bio-Chem Stars are a biological filtratio...