Kootenay Filter SL 500 420cfm | Activated Carbon Air Filter Phat Filters The PC design holds that

The PC design holds that rate steady across changing inlet pressure

pairing it with a matched carbon filter and a speed controller to dial airflow to the canopy load and hold temperature and humidity steady through the dark cycle

including NFT rafts and other lipped surfaces

Versatile Application: Engineered for use in all hydroponic media

Kootenay Filter SL 500 420cfm | Activated Carbon Air Filter Phat Filters The PC design holds thatAdvanced Ventilation System for Optimal Air Quality Enhance your HVAC system efficiency with the Kootenay Filter SL 500, featuring pelletized activated carbon (CKV 4) to provide exceptional air purification. With a maximum exhaust capacity of 420 CFM and a recirculation rating of 840 CFM, this carbon filter ensures effective air treatment and odor elimination in your indoor gardening setup. Its pre installed pre filter further extends filter life,