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CO₂ Enrichment

CO₂ Calculator

Calculate how much CO₂ you need and how long a tank will last.

Inputs

Results

44.2 g CO₂

22.4 L CO₂

1h

Tank runtime

0d

Tank runtime

CO₂ Level Guide

Ambient (outdoor)420 ppm
Ventilated room450 ppm
Sealed, no CO₂350 ppm
Target enriched800 ppm
Target high1200 ppm
Max safe enrichment1500 ppm

Safety

Keep CO₂ below 1,500 ppm. Above 5,000 ppm it becomes hazardous to humans. Always ventilate when working in the grow room.