The Fluval Ceramic CO2 Replacement Diffuser Disc is a genuine replacement disc for the Fluval Ceramic CO2 Diffuser (17548), which effectively dissolves CO2 into the aquarium.
The Fluval Ceramic CO2 Replacement Diffuser Disc is a genuine replacement disc for the Fluval Ceramic CO2 Diffuser (17548), which effectively dissolves CO2 into the aquarium.