Atlantic Hel-X 13 Bio-Media Add Pack direct drive Each ball is 1

Each ball is 1

The Splitter features removable weatherproof caps for unused outlets

PVC glue and 12oz

This pump’s oil-free

or traditional landscape

Atlantic Hel-X 13 Bio-Media Add Pack direct drive Each ball is 1MPN: 72731 Biological filtration by colonies of beneficial bacteria removes toxic ammonia, ammonium, and nitrites Hel X 13 provides the perfect substrate for bacteria in ProfiClear Premium Compact Filters and Modules Biological filtration by colonies of beneficial bacteria removes 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