Acrylic CO2 Diffusers – 3 Sizes


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Acrylic CO2 Diffusers – 3 Sizes

These Acrylic CO2 Diffusers are becoming increasingly popular in the Aquascaping world as they offer all the benefits of low performing glass diffusers without being easily broken.   The ceramic disk produces tiny streams of CO2 bubbles that rise slowly in the aquarium to achieve lush and vibrant aquatic plants, transforming your aquarium into a captivating underwater paradise. 

These diffusers are designed to be placed directly in your tank and effortlessly connected to 4/6 mm tubing.  Choose between three sizes, small, medium and large, to suit the needs of your specific aquarium. Large suction cup included.


  • Small – 13mm (Suitable for tanks up to 60cm)
  • Medium – 17mm (Suitable for tanks up to 90cm)
  • Large – 24mm (Suitable for tanks 100cm+)

Additional information


Large, Medium, Small