Electronic CO2 regulator from AquariumPlants.com is one of a kind
The electronic CO2 regulator from AquariumPlants.com is a very unique apparatus uniquely suited to ultra precise control of CO2 gas. The electronic CO2 reg can dispense the precious plant-growing and aragonite-dissolving substance at a rate from 0.1 to 10 seconds per bubble. The rheostat control know is somewhat counterintuitive to use because turning the knob [...]