CO2Art provides you with the highest quality suction cups available in the aquarium trade. We believe in the matter of that little thing, and therefore we want to present you with the most reliable suction cups ever.

The packaging contains 8 suction cups compatible with 4/6mm tubing (compatible with all of CO2Art tubings) and CO2Art IO diffusers. Suction cups are extremely useful for the safe positioning of aquarium tubes, in-tank diffusers or other glass equipment.