Evolution Aqua PURE+ Filter Start Gel External Pumps because it is not intended

because it is not intended to have restricted airflow

800 gph 21' 5

Promotes rapid fish growth and resistance to pathogens and parasites

safe for fish and aquatic life

While filter beads trap solids in the first few inches of the bead pack (causing clogging

Evolution Aqua PURE+ Filter Start Gel External Pumps because it is not intendedPURE+ Filter Start Gel is a live, concentrated bacteria culture for jump starting bacteria cultivation in biological pond filters. This gel based solution sticks to the filter media, allowing nitrifying bacteria to rapidly colonize the filter. This bacteria will mature your filter, helping to convert toxic ammonia and nitrite into nitrate, resulting in less stress to fish. Perfect for bead filters, filter matting or other biological media Features