The Secret Jardin DF16F250 carbon filter is suitable for bigger growing spaces where growers need to have more control over their ventilation. This air filter used a 3 mm diameter CTC80 activated carbon which is very effective at odor absorption for closed cultivation spaces.The included prefilter is a happy addition thanks to its function of trapping bigger particles even before they reach the carbon filter. This makes DF16F250 much more durable and efficient long-term. Compatible with all the DF16 ducting flange systems, growers can install it fairly easily without the need of additional tools.It’s a great solution for discreet growing setups thanks to its design focused on minimizing noise and sound. Highly efficient and versatile, this filter is a great low-maintenance tool for any growing space.