Marineland Black Diamond Premium Activated Carbon 10 Ounces, Filter Media for Aquariums Giant Featuring nutrition backed by a

Featuring nutrition backed by a team of over 400 scientists

stainless steel

Additional bowls and lids sold separately

21" L x 16" W x 15" H

Marineland Black Diamond Premium Activated Carbon 10 Ounces, Filter Media for Aquariums Giant Featuring nutrition backed by aBlack Diamond Media 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 Media granules are specially sized and far more efficient than inferior coconut, wood or peat based carbons. Black Diamond Media works as much as twice as fast as the competition.