FLUVAL AquaClear Zeo-Carb Insert

Fluval AquaClear filter replacement Zeo-Carb insert.

Available for the 20, 30 and 50 models of the Fluval Aquaclear hang on back filter in single packs or 3 packs. Also fits old Aquaclear models of the corresponding number (20/30/50)

Please note model number 20 and 30 share the same size insert.