Skip to product information
1 of 2

Active Air

Hydrofarm CO2 Regulator (0.2-2 cu ft / hr) with Timer

Hydrofarm CO2 Regulator (0.2-2 cu ft / hr) with Timer

SKU:COSYS

Ordering a large quantity of this item?
As long as the order total is more than $2K you can:

Regular price $152.09 USD
Regular price Sale price $152.09 USD
Sale Sold out
Shipping calculated at checkout.

KILLER PRICE
This item is heavily discounted and may not qualify for discounts.

Availability: Online | Will Call Locations Stock May Vary

View full details

Active Air climate control products are available for a variety of indoor growing applications. Whether fans, CO2 systems, filters, or any other product in the line, they have all been custom engineered for hobby and commercial growers to provide both performance and value. With attractive color packaging that highlight each product's features, Active Air is the name you can trust for your climate control needs.

Deliver growth-boosting CO2 with our user friendly, easy to operate system. With its programmable timer, it will automatically maintain ideal CO2 levels for optimum growth. For small to medium size areas select the COSYS, for larger than 10' x 10' areas, select the COSYS20.


If you're confused or have questions about CO2, check out our CO2 buyers guide.

Want to know know long your tank will last in your growing space? Using a co2 calculator will help you use your CO2 efficiently.