When placed next to an Oxygen Vent, the CO2 scrubber reduces the amount of Oxygen required and increases the power consumption. It requires carbon collection cartridges to scrub the CO2 and pass clean O2 to the oxygen vent.
CO2 Scrubber
Hardness: 3
Blast Resistance: 0
Requires Tool: YES
Full Block: YES
Sealable: YES
Tile Entity: YES
Multiblock: NO