![Amazon.com: Customer reviews: Exhale Homegrown CO2 365 - Self-Activated Bag with Hanger & Twin Canaries Chart for Grow Rooms & Tents - Great for Indoor Grow Rooms - CO2 for Grow Tents - 4lbs Amazon.com: Customer reviews: Exhale Homegrown CO2 365 - Self-Activated Bag with Hanger & Twin Canaries Chart for Grow Rooms & Tents - Great for Indoor Grow Rooms - CO2 for Grow Tents - 4lbs](https://m.media-amazon.com/images/I/71yQHqCyarL._UC256,256_CACC,256,256_.jpg)
Amazon.com: Customer reviews: Exhale Homegrown CO2 365 - Self-Activated Bag with Hanger & Twin Canaries Chart for Grow Rooms & Tents - Great for Indoor Grow Rooms - CO2 for Grow Tents - 4lbs
![Amazon.com: Customer reviews: Exhale Homegrown CO2 365 - Self-Activated Bag with Hanger & Twin Canaries Chart for Grow Rooms & Tents - Great for Indoor Grow Rooms - CO2 for Grow Tents - 4lbs Amazon.com: Customer reviews: Exhale Homegrown CO2 365 - Self-Activated Bag with Hanger & Twin Canaries Chart for Grow Rooms & Tents - Great for Indoor Grow Rooms - CO2 for Grow Tents - 4lbs](https://m.media-amazon.com/images/I/71Nkr3Ysi8L._UC256,256_CACC,256,256_.jpg)
Amazon.com: Customer reviews: Exhale Homegrown CO2 365 - Self-Activated Bag with Hanger & Twin Canaries Chart for Grow Rooms & Tents - Great for Indoor Grow Rooms - CO2 for Grow Tents - 4lbs
![C02 bags. You guys use them? Supposedly gets up to 1000ppm of co2 according to the seller (they use co2 sniffer) : r/microgrowery C02 bags. You guys use them? Supposedly gets up to 1000ppm of co2 according to the seller (they use co2 sniffer) : r/microgrowery](https://i.redd.it/wuz7s0k5tsu71.jpg)
C02 bags. You guys use them? Supposedly gets up to 1000ppm of co2 according to the seller (they use co2 sniffer) : r/microgrowery
![Amazon.com: Customer reviews: Exhale Homegrown CO2 365 - Self-Activated Bag with Hanger & Twin Canaries Chart for Grow Rooms & Tents - Great for Indoor Grow Rooms - CO2 for Grow Tents - 4lbs Amazon.com: Customer reviews: Exhale Homegrown CO2 365 - Self-Activated Bag with Hanger & Twin Canaries Chart for Grow Rooms & Tents - Great for Indoor Grow Rooms - CO2 for Grow Tents - 4lbs](https://m.media-amazon.com/images/I/713VPtG5kDL._UC256,256_CACC,256,256_.jpg)