Blue Thumb Carbon Clear Activated Carbon, 5 Pounds Atlantic Water Gardens Circle Diffusers (Pro Kits) —

Circle Diffusers (Pro Kits) — Weighted diffusers produce medium bubbles and reduce back-pressure

Kit includes: Skimmer Filter: Atlantic Water Gardens Oasis Skimmer

muck and other sediment during the fall and winter months while replenishing the population of beneficial bacteria that dwindles in the winter

Available in a wide variety of stains and paints (see additional photos)

And you can purchase both together as a set and save

Blue Thumb Carbon Clear Activated Carbon, 5 Pounds Atlantic Water Gardens Circle Diffusers (Pro Kits) —Blue Thumb Carbon Clear is a bituminous coal exposed to extreme heat, which "activates" the carbon giving it a powerful ability to absorb chemical pollutants. The billions of pores within the carbon act as hundreds of sponges soaking in many pond pollutants such as tannin, ammonia, nitrite, and nitrate. The result is a polished, healthy environment. Includes mesh application bag Safe to use around aquatic life Treats up to 2,000 gallons