The Mars Hydro 6″ (150mm) Refillable Inline Air Carbon Filter offers superior odor control with 1050+ Virgin Australian activated charcoal, ensuring 100% filtered airflow and highly effective absorption. Ideal for grow tents, hydroponic rooms, basements, and pet areas, it removes unwanted odors, chemicals, and airborne particles with ease. Designed for use with a 6" inline fan, it supports both intake and exhaust configurations. Built with durable aluminum flanges and dual-sided galvanized steel mesh, it includes a washable pre-filter cloth to catch dust and debris. The refillable design allows for easy carbon replacement every three months to maintain peak performance and freshness.