HBX Basic Grow Room Intake Ventilation Kit Hydroponic Reservoirs & Tanks 960 cubic feet / 3

960 cubic feet / 3 minutes = 320CFM (Minimum recommended CFM to exchange the air every 3 minutes)

and boost multiple (USB-compatible) Hydrofarm ballasts at once—up to 256 in each of two independent zones for a total capacity of 512 ballasts

This also creates a barrier to root putrefaction and preventing pathogenic toxins

click here to learn more )

and air stones

HBX Basic Grow Room Intake Ventilation Kit Hydroponic Reservoirs & Tanks 960 cubic feet / 3Intake Ventilation Kit from HBX Keep Bugs And Pollutants From Entering Your Grow Tent While Providing Fresh Air To Your Plants With The HBX Basic Grow Tent Intake Kit. The HBX Basic Grow Room Intake Ventilation Kit is a great low cost option for filtering incoming air into your grow room or grow tent. Prevent bugs and other particulates from entering and contaminating your grow room or tent! Included Products: Vortex Axial Inline VTA Powerfan DL