Oase Hel-X 13 Biological Media, 20 Liters High Head and rinse cycles

and rinse cycles

7cm 32cm 1pc Green

110v) A00221 617750002217 15W Ozone UV Clarifier (2" Inlet/Outlet

Note: Full cases ship directly from the manufacturer in 3-5 business days

75" BYC582 36" 16" 7

Oase Hel-X 13 Biological Media, 20 Liters High Head and rinse cyclesOase Hel X 13 Biomedia is a biological media used in the ProfiClear Premium Compact Filters and Modules. Biological filtration by colonies of beneficial bacteria remove toxic ammonia, ammonium and nitrites. Hel X Bio media has a huge ratio of protected inner surface versus exposed outer surface so the agitation caused by the turbulent water does not damage the bacterial colonies inside the media. This keeps colonies clean and active without a loss of