"flow table"

The biOrb® Air Stone fits in the base of the biOrb® underneath the filter cartridge.

A compact external filter. Fluval 306 Canister Filter delivers many practical benefits-including better filtration, less maintenance frequency, faster setup, and quieter operation-all designed to make fishkeeping more enjoyable. Building on the success of Fluval 05 Series filters, this filter provides enhanced functionality and filtration performance to create the cleanest, healthiest aquariums ever.