Brand New & High Quality. Perfect DIY co2 system kit for your planted aquarium.
It is easy, convenient and safe for use. Large gauge is easy to see and the relief valve is included. When the pressure is too high, you can pull the relief valve, then the pressure will be drop to what you want. The thread of the gauge can fit 2L carbonated drink container. Package Included : gauge + needle valve + relief valve + tubing kit. Notice : (prepare for this system). Prepare two 2L carbonated drink container, 200g baking soda and 200g citric acid.
aquarium
diy co2
regulator
gauge
