Refillable Carbon Filter Kit 4” with Additional Refill. | Odor Removal Air Scrubber For 4" Inline Fan and Ducting

Key features

• Reusable carbon filter features a patented design that eliminates the need to replace entire filters.
• Includes 1+ refill to match the filtration capacity of two standard 4” carbon filters while costing less.
• Removable twist-off flanges support easy, tool-free refilling using the included funnel and scoop.
• Larger chamber is lab-tested to block odors as effectively as standard filters with no compression required.
• Dual-layered steel mesh with protective coating withstands high humidity in grow tents through many grow cycles.

Free shipping included. 30-day hassle-free returns.