Diffuser ceramic Ista External CO2 Ceramic Reactor (I-540) for repair or replacement. It ensures that the diffuser continues to produce very small CO2 bubbles, which optimizes the diffusion of the gas in the aquarium water.Model: I-5889
The Replacement Ceramic for External Co2 was built for hobbyists like you in mind. Something to keep you happy. Every. Single. Day.
Inventory Last Updated: Sep 21, 2020