Chihiros CO2 Regulator Mate APT SKY PLUS The 1-meter format is particularly

The 1-meter format is particularly effective in aquariums of 200 L and above

Cleans inner glass from outside the tank — no hand contact with water

It's roughly three times more concentrated than standard remineralizers

No CO₂ injection required — built for low-tech setups

2Hr Aquarist recommends APT 1 instead

Chihiros CO2 Regulator Mate APT SKY PLUS The 1-meter format is particularlyThe Chihiros CO2 Regulator Mate is an all in one CO2 pressure regulator for planted aquariums, combining a dual pressure gauge, integrated solenoid valve, needle valve, and bubble counter in a single compact unit. It connects to standard refillable CO2 cylinders with EU W21. 8 thread and works with the Chihiros Solenoid Controller (sold separately) for Bluetooth based timer control via the My Chihiros App. The bubble counter features an easy refill