Laguna Biospheres -Biological Filter Media
The biospheres are excellent for all types of biological filters. They provide a large living area for beneficial bacteria to survive. Placed in a pond filter, the biospheres efficiently reduce ammonia and nitrite to help maintain healty pond water conditions and the overall well-being of pond fish and plants. Great for degassing large ponds. Easy to clean. Each biosphere provides 158 cubic centimeters of usuable surface area for the proliferation of beneficial bacteria. Box contains 120 spheres, each are approximately 1.5 by 1.25 inches in size.
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