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In stock at Varsity Lakes
Stock last updated 11 October, 3:16 am. Call ahead before travelling.
Store stock is not a reservation.
Price in AUD, GST inclusive.
More CO₂. Longer Lasting. Easy to Use.
Enhance your indoor growing environment with the Mushroom Hub Mushroom CO₂ Bag 3KG. Designed to gradually release CO₂ into enclosed growing spaces, it provides a simple, passive way to support healthy plant growth and efficient photosynthesis.
The 3KG bag delivers greater CO₂ output and lasts longer than the 2KG version, making it an ideal choice for growers wanting extended performance with fewer replacements.
No electricity, CO₂ tanks, regulators, or complicated equipment required. Simply hang or position the bag in your grow tent, grow room, or enclosed indoor garden and let it work continuously.
Features & Benefits
3KG capacity for greater CO₂ output
Lasts longer than the 2KG bag
Gradual, continuous CO₂ release
No electricity, tanks, or regulators required
Easy to install and virtually maintenance free
Ideal for grow tents, grow rooms, and enclosed gardens
Suitable for vegetative and flowering stages
Great for both hobby and commercial growers
Upgrade to 3KG for more CO₂ output and longer-lasting performance.
Your options, and any charge, are shown at checkout before you pay. Shipping details.
Changed your mind? See our warranty & returns policy.
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