Diamond Blend® Diamond Blend Premium Activated Carbon and Ammonia-Neutralizing Crystals are ideal for new aquariums. This special formulation of new faster-acting Black Diamond and super-effective White Diamond cleans and condit...
Replacement Carbon Bags 100g, for the 160, 220, and 360 C-Series Canister Filters
Black Diamond Premium Activated Carbon eliminates discoloration, odors, and impurities...and keeps on doing it long after other carbons quit. Heat-activated bituminous coal-based Black Diamond granules are spec...