CarbonDoser

After years of experience with CO2 systems, we discovered why consistent "bubble counts" are, most of the time, impossible. Here's why: ALL check valves, even expensive ones, have a "high crp"...

CarbonDoser CO2 Resistant 10' Polyurethane Tubing

The new V2.0 allows for the aquarist to position the CO2 cylinder out of the way in a remote area. Then mounting the "box" anywhere such as up on a board with all the electronics/pH...