Evolution Aqua PURE+ Filter Start Gel Size:1 Liter perfect for any air diffusers

perfect for any air diffusers with 3/16" barbed fitting (including ALITA® disc or ball airstones)

which removes particles AND ammonia

Spray or Solid Pipe can be used above or below water

factors like fish load

Evolution Aqua PURE+ Filter Start Gel Size:1 Liter perfect for any air diffusersPURE+ 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