Active Air

Active Air washer O-ring for CO2 regulator inlet (replacement o-ring used where the regulator meets your CO2 tank for a tight seal).

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...

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...

Active Air 100 ft. CO2 Drilled Tubing. Use with CO2 regulator and tank to evenly distribute CO2 to your grow area and plants.

Active Air 20 ft. CO2 Drilled Tubing. Use with CO2 regulator and tank to evenly distribute CO2 to your grow area and plants.

Hydrofarm's Fan Speed Adjuster was designed especially for centrifugal fans. This means it will help prevent damage to fan motors, ensuring longer life. (Meant for use with brushless motors, and all...

Our Active Air Floor Fans are durable, high-performance circulation floor fans that feature a redesigned motor engineered for continuous use. Each unit has been manufactured to ensure safety,...

 The Active Air Heavy Duty 16" Pedestal Fan provides superior air circulation with excellent durability. Each unit has been manufactured to ensure safety, reliability, and ease of use. Its motor...

You'll find multiple uses for and multiple places to put this Active Air hygro-thermometer. Check the large number LCD display from a distance, and move it around with you as you go about your...

Active Air's indoor-outdoor thermometer gives you more. Made of sturdy materials to stand up to the climate of your indoor grow room, this essential tool features a large display to read the current...

Keep your cool as summer heats up with the Active Air Portable Air Conditioner, available exclusively from Hydrofarm. This air conditioner's portability makes it ideal for growers who don't want to...

Extend the effective life of your Active Air carbon filter with a corresponding Active Air pre-filter. These pre-filters block larger particulate matter such as dust and dirt from clogging the...