Searching for the best Best Co2 Bags from top brands like Exhale,CO2BAG,Myco Labs, but unsure where to start? We’re here to help. After extensive research, we’ve selected the top Best Co2 Bags and also created a buying guide to assist you in choosing the right one.
We evaluated and tested numerous top-rated products to compile this list of standout Best Co2 Bags. Our top recommendation is Exhale Best Co2 Bags because of its unmatched performance, quality, and value. However, we have more great options below if you want to explore further. Check out our buying guide as well for expert tips on selecting the ideal Best Co2 Bags to suit your needs and budget. With our research backing you, finding your perfect match will be easy.
Editor's Choice
Exhale Homegrown CO2 365 - Self-Activated Bag for Grow Rooms & Tents - Great for Indoor Grow Rooms -
Premium Pick
CO2BAG® M – Natural CO₂ Generator for Indoor Plants & Greenhouses | Boosts Growth, Yield, Taste
Budget Pick
CO2BAG® M for Effective Growth | Improves Taste, Color & Yield | Compact & Maintenance-Free for
Top 10 Best Co2 Bags
We researched and compared the top products in the Best Co2 Bags category to provide you with these recommendations.
1. Exhale Homegrown CO2 365 - Self-Activated Bag for Grow Rooms & Tents - Great for Indoor Grow Rooms -
- SELF-ACTIVATED - ExHale 365 is a self-activated version of the Original CO2 Bag.The 365 will provide a 4x4 foot or 128 cubic foot space with CO2 for 9 months of which 6 months are peak production. This product is great for small grow rooms and grow tents that are looking to produce more CO2 than what youd normally have.
- EXPERIENCE A LARGER YIELD - Grow rooms, when used in companionship with the Original ExHale CO2 bag, can experience anywhere from 20% - 30% more growth. Requires no heat or electricity.
- MAINTENANCE FREE - Place the ExHale bag slightly above the height of the plants in your grow space. CO2 being heavier than O2 will precipitate downward towards your plants. ExHale-Homegrown CO2 is a revolution in indoor CO2 production systems. Maintenance Free! Just CO2! Proudly made in the USA.
- PERFECT FOR MOST PLANTS - ExHale can be used for both vegetative plant growth as well as for fruit and flower production. Put the ExHale CO2 Bag in your grow tent and let it do its thing.
- DIRECTIONS - Remove hanger from bag. allow the material in the upper spawn pod to fall to the sterilized substrate below by gently moving the spawn pod down to the lower part of the bag. Re-attach the hanger by placing it above the filter patch. The Exhale bag can now be placed in your garden.
2. CO2BAG® M – Natural CO₂ Generator for Indoor Plants & Greenhouses | Boosts Growth, Yield, Taste
- Accelerated Plant Growth & Higher Yields: Consistent CO supply helps plants photosynthesize more efficiently, leading to faster growth, quicker fruit ripening, and bigger, healthier harvests.
- Effortless & Maintenance-Free: No tanks, regulators, or electricity required. Just hang the bag in your grow space and enjoy natural CO enrichment for weeks.
- Safe for Plants & People: Releases CO steadily and safely, creating the ideal growing environment for indoor grow rooms and greenhouses without risk.
- Compact Yet Powerful: Effective for areas up to 2m (for size M), making it the perfect solution for hobby growers, small tents, or compact greenhouses. Its a budget-friendly alternative to expensive CO systems.
- Satisfaction Guaranteed: We stand behind the effectiveness of every CO2BAG. If youre not fully satisfied with the results, well make it right grow with confidence.
3. CO2BAG® M for Effective Growth | Improves Taste, Color & Yield | Compact & Maintenance-Free for
- CO2bag is very small and easily affordable bag producing carbon dioxide for your plants.
- Increases the growth rate of your plants, accelerates the ripening of the fruit
- CO2bag is safe to use, easy to setup without any maintenance required.
- 100% satisfaction quarantee of all our products!
- Recommended room size for one CO2BAG M is up to 22 ft2
- We are happy to answer your questions. Support: support@co2add.com
- CO2 is heavier than air, so you must put the bag HIGHER than plants.
4. Exhale Homegrown CO2 XL - CO2 Bag for Indoor Grow Rooms & Tents - CO2 for Grow Tents - Foliage
- TWICE AS MUCH CO2 - The Exhale CO2 XL bag is over twice the size of the regular Exhale CO2 bag. This means that the bags will exhale more than twice the amount of CO2 over the same 6 month lifespan, and can therefore cover a much larger growing space.
- EXPERIENCE 2X THE GROWING POWER - Grow rooms, when used in companionship with the Original ExHale CO2 bag, can experience anywhere from 20% - 30% more growth. Requires no heat or electricity.
- MAINTENANCE FREE - Place the ExHale bag slightly above the height of the plants in your grow space. CO2 being heavier than O2 will precipitate downward towards your plants. ExHale-Homegrown CO2 is a revolution in indoor CO2 production systems. Maintenance Free! Just CO2! Proudly made in the USA.
- PERFECT FOR MOST PLANTS - ExHale can be used for both vegetative plant growth as well as for fruit and flower production. Put the ExHale CO2 Bag in your grow tent and let it do its thing.
- DIRECTIONS - Remove hanger from bag. Fold the top of the bag over and re-attach the separation seam hanger by placing it above the filter patch. The Exhale bag can now be placed in your garden.
5. ExHale Homegrown CO2 Original - CO2 Bag for Indoor Grow Rooms & Tents - Great for Indoor Grow Rooms
- GREAT FOR SMALL GROW ROOMS - The Original ExHale CO2 Bag will provide a 4x4 foot or 128 cubic foot space with CO2 for 9 months, of which 6 months are peak production. This product is great for smaller grow rooms and grow tents that are looking to produce more CO2 and catalyze growth.
- EXPERIENCE A LARGER YIELD - Grow rooms, when used in companionship with the Original ExHale CO2 bag, can experience anywhere from 20% - 30% more growth. Requires no heat or electricity.
- MAINTENANCE FREE - Place the ExHale bag slightly above the height of the plants in your grow space. CO2, being heavier than O2, will precipitate downward towards your plants. ExHale-Homegrown CO2 is a revolution in indoor CO2 production systems. Maintenance Free! Just CO2! Proudly made in the USA.
- PERFECT FOR MOST PLANTS - ExHale can be used for both vegetative plant growth as well as for fruit and flower production. Put the ExHale CO2 Bag in your grow tent and let it do its thing.
- DIRECTIONS - Remove hanger from bag. Fold the top of the bag over and re-attach the separation seam hanger by placing it above the filter patch. The Exhale bag can now be placed in your garden.
6. Myco Labs Co2 Boost Self-Activated Mushroom Grow Bag for Plants, Grow Rooms & Tents 2.0
- New Easy Activation Method with no external clip!
- Produces CO2 for 10 months
- 1 Bag supplies Co2 for 4x4 Grow Tent
- Grow & Harvest Oyster Mushrooms on month 11-12
7. CO2BAG® XL – Natural CO₂ Generator for Indoor Plants & Greenhouses | Boosts Growth, Yield,
- Accelerated Plant Growth & Higher Yields: Consistent CO supply helps plants photosynthesize more efficiently, leading to faster growth, quicker fruit ripening, and bigger, healthier harvests.
- Effortless & Maintenance-Free: No tanks, regulators, or electricity required. Just hang the bag in your grow space and enjoy natural CO enrichment for weeks.
- Safe for Plants & People: Releases CO steadily and safely, creating the ideal growing environment for indoor grow rooms and greenhouses without risk.
- Compact Yet Powerful: Effective for areas up to 3m (for size XL), making it the perfect solution for hobby growers, small tents, or compact greenhouses. Its a budget-friendly alternative to expensive CO systems.
- Satisfaction Guaranteed: We stand behind the effectiveness of every CO2BAG. If youre not fully satisfied with the results, well make it right grow with confidence.
8. ExHale Homegrown CO2 Micro (2 Pack) - CO2 Bags for Indoor Grow Rooms & Tents - CO2 for Grow Tents -
- GREAT FOR SMALL GROW ROOMS - The Micro bag will provide a small (2x2' or 3x3') grow space with CO2 for up to 3 months. This product is great for small grow rooms and grow tents that are looking to produce more CO2 than what youd normally have.
- EXPERIENCE A LARGER YIELD - Grow rooms, when used in companionship with the Original ExHale CO2 bag, can experience anywhere from 20% - 30% more growth. Requires no heat or electricity.
- MAINTENANCE FREE - Place the ExHale cultivator slightly above the height of the plants in your grow space. CO2 being heavier than O2 will precipitate downward towards your plants. ExHale-Homegrown CO2 is a revolution in indoor CO2 production systems. Maintenance Free! Just CO2! Proudly made in the USA.
- PERFECT FOR MOST PLANTS - ExHale can be used for both vegetative plant growth as well as for fruit and flower production. Put the ExHale CO2 Bag in your grow tent and let it do its thing.
- DIRECTIONS - To use the Exhale bag, you simply place the bag above the canopy of your plants. CO2 is heavy and will fall downwards toward your plants. If you are running ventilation, you should place the bag down low close to the fresh air intake. The CO2 will be drawn up through the canopy and utilized by the stomata on the leaves before being exhausted.
9. ExHale Homegrown CO2 Original - CO2 Bag for Indoor Grow Rooms & Tents - Great for Indoor Grow Rooms
- GREAT FOR SMALL GROW ROOMS - The Original ExHale CO2 Bag will provide a 4x4 foot or 128 cubic foot space with CO2 for 9 months, of which 6 months are peak production. This product is great for smaller grow rooms and grow tents that are looking to produce more CO2 and catalyze growth.
- EXPERIENCE A LARGER YIELD - Grow rooms, when used in companionship with the Original ExHale CO2 bag, can experience anywhere from 20% - 30% more growth. Requires no heat or electricity.
- MAINTENANCE FREE - Place the ExHale bag slightly above the height of the plants in your grow space. CO2, being heavier than O2, will precipitate downward towards your plants. ExHale-Homegrown CO2 is a revolution in indoor CO2 production systems. Maintenance Free! Just CO2! Proudly made in the USA.
- PERFECT FOR MOST PLANTS - ExHale can be used for both vegetative plant growth as well as for fruit and flower production. Put the ExHale CO2 Bag in your grow tent and let it do its thing.
- DIRECTIONS - Remove hanger from bag. Fold the top of the bag over and re-attach the separation seam hanger by placing it above the filter patch. The Exhale bag can now be placed in your garden.
10. TNB Naturals The Enhancer, CO₂ Dispersal Canister-240g
- Our product is made from all natural, 100% organic ingredients which when activated create a blast of Co2 that can reach 1200 ppm in a 12 x 12 x 12 area
- Our yucca extract is cold-pressed for maximum biological activity
- As a wetting agent, yucca extract can be added to almost any liquid fertilizer mix, as part of an overall fertilization program
- item package weight: 1.2 pounds
Peter
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