the first aquarium pressure reducer with integrated solenoid valve

Carbo Night


  • CO2 precision pressure reducer Carbo Night for Dennerle CO2 disposable bottles with connection thread M10 x 1.25
  • Special CO2 check valve
  • Screwdriver
  • With integrated magnet valve: for switching off the addition of CO2 at night with a time switch (not supplied), as plants do not require CO2 at night – it saves on valuable CO2
  • Just one knob for easy operation
  • Constant bubble count by means of Dynamic Valve Control (DVC)
  • Automatic pressure compensation for fast, accurate setup
  • Made of high-strength aluminium alloy
  • Automatic overpressure seal
  • Internal ultra-fine filter for high reliability
  • Safe low voltage (9 V)
  • With adapter art. No. 2999 (not included in delivery) suitable for all standard CO2 reusable bottles with connection thread W21.8 x 1/14“
Art. no.