Solenoid valve for CO₂with 12V saftey voltage
- The CO₂supply can be interrupted at night with a timed switch (not included) or the CO₂supply can be controlled via a pH control device (not included)
- Can be simply intergrated in the CO₂input hose or connected directly to the pressure reducer using a connection piece.
- No heat or noise due to the 12 V transformer.