... different filter media such as coal carbon,fruit shell carbon,coconut shell carbon ect.removing the remaining chlorine,organics,ofor,smell ... :10",20",10" BB,20" BB(4)Category:coal carbon,coconut shell cabon,fruit shell carbon(5)Feature:Sinter carbon block ... reduction 3.Materials of construction: (1)Filter media:activated coal/coconut carbon(2)End Caps:polypropylene(3)Inner/outer Wraps:spunbonded ...