Biofilter for aquaponics: The biological filter, or biofilter, is a key component in the filtration portion of a recirculating aquaculture system (RAS). The biofilter houses the nitrifying bacteria and is the primary site where biological nitrification occurs. Common dish scrubber pads can also make excellent biofilter material. Download fact sheet at link.
Follow these simple to follow instructions to build your very own IBC Tote aquqponics. This is one of the cheapest and easiest ways to get started on the journey to healthy, organic food for your family.