ProActiv Carbon Filters are lightweight, single-use carbon scrubbers that keep grow-room air discreet. Match flange diameter and cubic-metre rating to your fan and tent size.
From 100 mm / 250 m³ up to 200 mm / 1000 m³ — Farmhouse Grow stocks the common pairings so extraction stays clean and quiet.
Very light single-use carbon filters
Multiple flange & airflow ratings
Pairs with Garden HighPro exhaust & inline fans
How to use: Hang or mount on the intake side of your exhaust fan (filter → fan → outside). Replace when odour control fades.
