SuperFish Air Tube SuperFish Air Tube – Special transparent tubing for connecting air stones and air pumps. Available in lengths of 2.5, 25 and 200 metres. Lengths available: 2.5 metre roll 25 metre roll SuperFish surely makes your aquarium hobby successful, complete with aquariums, filters and filter media, heating, lighting, ventilation and useful accessories. It is our goal to make your aquarium hobby successful and also affordable. Click here to also browse a wide range of SuperFish products we stock!