ISTA I-533 CO2 CONTROLLER with soleniod
- Easy assembling: no tools required for attaching to the CO2 cylinder.
- Extremely precise needle valve assures accuracy and reliability in dosing the CO2.
- Strict quality control assures the best quality.
- Safety valve prevents any accidents if overpressure occurs.
- Two gauges: one shows the internal pressure (amount of CO2), the other shows the released pressure to the aquarium.