Canister filter media designed to fit the FilStar XP. Super high porosity rings have greater surface area than conventional ceramics. Ceramic Rings - for fresh and salt water: Made from extremely porous ceramics for maximum ...
Black MagicĀ® Super Activated Carbon Research grade carbon. Keeps water clean and crystal clear. The patented activation process used in its production yields a high purity, premium grade carbon with optimal pore structure and a...