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Premium-grade Australian charcoal to replenish refillable carbon filters in compact and medium-sized grow spaces. The RC412 charcoal significantly improves odor and chemical suppression through its expanded internal surface area and increased porosity. Its greater adsorption rate enables larger quantities of contaminants to be trapped for enhanced ventilation. The charcoal’s 1200 +IAV rating supports air quality enhancement by promoting a longer lifespan, extending the time between refills
