Black Diamond Premium Activated Carbon 40 oz.
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Works great in several applications, including power filters, canister filters, and wet/dry filters & sumps.
For more information on chemical filtration, please see our article on Aquarium Filter Maintenance.
Ratings & Reviews
by Steve W
Wash before using
Black Diamond Activated Carbon
Great product outstanding price!!
great product at very good prices!
by Barbara P
Love to have a supply on hand. Great price, thank you!
good product, but have to wait weeks to get. still waiting for the balance of my order to be fulfilled placed 2 months ago