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Ships within 48 hours · Estimated delivery Aug 16 - Aug 21
• Use a dry
Selectivity: Purigen® is the highest capacity organic filtration resin on the market
a highly porous ceramic filter medium that optimizes biological filtration for a healthy aquarium
It skims off the film residue and constantly brings new layers of water to the surface
Iodine is as toxic as chlorine and should never be used in a reef system
Ocean Free Hydra Cata-Pure Cartridge 4 Pack Native & Specialist • Use a dryThe Cata Pure Cartridge can last 9 12 months depending on the amount of fish and is functional in marine environments. Fits all model Hydra Internal Filters, Hydra Filtron & Inline Stream units which take the square cartridge. *HYDRA 30 NOTE: For the rectangular cartridge for the Hydra 30, click here. Please check your cartridge before purchase. The older model Hydra 30 have a rectangular cartridge, newer have the square. Model Number of Cata Pure
US$ 29.90
US$ 179.00
US$ 179.00
US$ 179.00
