For an economical and direct fertilization of plants with CO₂.
It is inserted directly into the hose coming from the external filter.
With an integrated bubble counter for exact dosing.
The non-return valve prevents backflow of the water in the CO₂.
Saving 20% of CO₂ thanks to a membrane particularly effective, made from PE macromolecular material, for the diffusion of CO₂.
This handy speaker direct CO2 saves a diffuser aquarium, a bubble, a check valve and, given his unique operation, also saves 20% of carbon dioxide. Prerequisite is the use of an external filter with a suitable hose connection. The diffuser is inserted directly into the hose as close as possible to the external filter to increase the course of the carbon dioxide inside the hose. Vertical installation provides increased readability bubble counter.