Black Diamond Carbon Media 5oz

Marineland Black Diamond Activated Carbon Filter Media eliminates discoloration, odors and impurities for sparkling clean water, and continues to do so long after other carbons quit. These heat-activated bituminous coal-based Black Diamond granules are specially sized for optimum effectiveness and are ideal for all aquarium filters. They work twice as fast and are far more efficient than coconut, wood or peat-based carbons.
Key Benefits

Successfully eliminates discoloration, odors and impurities.
Leaves water polished and sparkling clean, and continues to do so long after other carbons quit.
Heat-activated bituminous coal-based Black Diamond granules are specially sized for optimum effectiveness.
Ideal for all aquarium filters.
More efficient than coconut, wood or peat-based carbons.