ESV AQUARIUM PRODUCTS GRANULAR ACTIVATED CARBON Size:14 OZ While a few prefer the

While a few prefer the natural look the sun and sky provide on natural reefs

They can help you build an auto-top-off

If the stress agents in the aquarium are not removed

light output is distributed more evenly

Wheat Germ

ESV AQUARIUM PRODUCTS GRANULAR ACTIVATED CARBON Size:14 OZ While a few prefer theGranular Activated Carbon Our Granular Activated Carbon based on bituminous coal provides the best combination of pore size, particle size, high surface area, low ash, and hardness for chemically filtering aquarium water. In addition, test results indicate no leaching of phosphate. The high hardness level of this carbon prevents the dispersion of particles throughout the aquarium, which is more likely to occur with softer grades of carbon. Our