Duct Carbon Filter 4 - Charcoal Carbon Filter for 4" Duct Fan spl_ps Add RootWeb to starting mixes

Add RootWeb to starting mixes when sowing seeds and add to potting soil when planting or transplanting to encourage strong roots

letting you start all over again—with the same tray

The DTU is the brain of they system and communicates and contorls all of the selected functions in the grow room through wireless communication

Special order item only

🌱 Farmers & Agronomists – Optimize irrigation and fertilizer strategies with real-time soil data

Duct Carbon Filter 4 - Charcoal Carbon Filter for 4" Duct Fan spl_ps Add RootWeb to starting mixesDesigned to eliminate odors and chemicals for grow tents and hydroponics room. Features premium grade Australian charcoal with higher adsorption and longer life rating. Contains heavy duty aluminum flanges, galvanized steel meshing, and clothed pre filter. Enables maximum airflow passthrough for both intake and exhaust configurations. Duct Opening: 4 Length: 13" Airflow Rating: 210 CFM Carbon: Australian RC412 at 1200+ IAV Thickness: 38mm PRODUCT