ExHale Original CO₂ Bag Supplemental CO₂ for Small Grow Tents (up to 2×2)
The ExHale Original CO₂ Bag provides supplemental CO₂ through natural mycelial respiration and is designed for small enclosed grow environments, such as tents up to 2×2.
Manufactured by ExHale, this product uses a mycelium-based substrate to release CO₂ gradually wi