Blue Thumb Carbon Clear Activated Carbon, 5 Pounds Stainless Steel and a phosphate binder eliminates

and a phosphate binder eliminates excess nutrients that lead to water quality problems

To remove chlorine

available in sizes from 10' x 12' to 25' x 25'

Can be used for container water gardens and other features that contain fish or plants

with center opening of 1

Blue Thumb Carbon Clear Activated Carbon, 5 Pounds Stainless Steel and a phosphate binder eliminatesBlue 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