Why buy different chemical filter media for all the different pollutants in your tank? PURA Complete Filter Media aims to be a one-product solution to your chemical filtration needs. This media blends PhosLock, carbon, and other PURA ion exchanger media to remove a variety of toxic organics from your water. Throw some into a filter bag and try it in your tank - you may never use anything else again!
It will remain active until saturation and should be replaced according to need: roughly every 6 months on a light bio-load and monthly on heavily stocked aquariums. Test toxic chemicals regularly to tell when change is needed.