With this airstone you will ensure more oxygen release within the aquarium and achieve a healthy and balanced oxygen balance. Available in 13 and 26 cm.
Control the flow of vital CO2 or oxygen from your pond aerator or aquarium air pump with this handy air flow controller. Available in 1/2/3/4/5/6/12/18 way. Fit 4mm/6mm standard aquarium air line/tubing.
The dennerle hose guide is an elegant means of installing the co2 hose without kinking. For all pipes with 6 mm external diameter.