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AC Infinity 4-Inch Duct Carbon Filter | Australian Activated Charcoal

Regular price £47.99
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AC Infinity 4-Inch Duct Carbon Filter

The AC Infinity 4-inch duct carbon filter is designed to reduce odours in grow rooms, indoor gardens and compatible extraction systems. Its replaceable pre-filter cloths help prevent dust and larger airborne particles from clogging the activated carbon bed. The carbon bed uses Australian virgin activated charcoal to adsorb odours from extracted air.

Verified features and specifications

  • Duct connection: 4 inch.
  • Manufacturer-rated maximum airflow: 210 CFM (approximately 357 m³/h).
  • Carbon: Australian Virgin RC412 activated charcoal, 1200+ IAV.
  • Activated carbon bed thickness: 38 mm.
  • Hard-wearing metal mesh housing and aluminium flanges.
  • Includes washable pre-filter cloths and hanging fittings.
  • Compatible with correctly sized inline duct fans for intake or exhaust filtration.

Manufacturer identification

AC Infinity model: AC-DCF4. Manufacturer UPC: 819137020665.

Installation and maintenance

Select fan and filter sizes carefully to maintain the required airflow. Fit the pre-filter cloth correctly, provide sufficient support, clean washable cloths when required and replace the activated carbon filter when odour adsorption declines. Performance varies with air conditions and the connected ventilation system.

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Compact 4-Inch Carbon Filter with Professional Odour Control

Create a cleaner, fresher growing environment with the AC Infinity 4-Inch Carbon Filter. Perfect for compact grow tents and indoor grow spaces, this premium air filter uses Australian Virgin RC412 activated charcoal to effectively remove unwanted odours, VOCs and airborne contaminants while maintaining strong, unrestricted airflow. Built with corrosion-resistant galvanised steel mesh and reversible aluminium flanges, it's engineered for long-lasting performance and reliable ventilation throughout every stage of indoor cultivation.

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Frequently Asked Questions

The AC Infinity 4-Inch Carbon Filter is designed to remove unwanted odours, volatile organic compounds (VOCs) and airborne contaminants from grow tents, hydroponic systems and indoor grow rooms. When paired with a compatible 4-inch inline fan, it helps maintain fresh, clean air while keeping your growing environment discreet.

This filter is packed with Australian Virgin RC412 activated charcoal, rated at 1200+ IAV, which offers superior odour adsorption and a longer service life than many standard carbon filters. Its 38mm carbon bed and open mesh construction maximise filtration efficiency without restricting airflow.

The AC Infinity 4-Inch Carbon Filter is rated for airflow of up to 210 CFM, making it ideal for 2x2, 2x4 and 3x3 grow tents, propagation tents and other compact indoor growing environments.

Yes. The filter is designed for both intake and exhaust configurations, giving you flexibility when designing your grow room ventilation system. The reversible aluminium flanges can also be rotated to help extend the working life of the filter.

Thanks to its premium Australian Virgin activated carbon and high microporosity, the filter can provide up to 33% longer service life than many conventional carbon filters. Actual lifespan will depend on humidity, airflow and the amount of odour being filtered.

The AC Infinity 4-Inch Carbon Filter combines premium activated carbon, durable construction and excellent airflow into one compact filtration solution. It's an excellent choice for growers looking for dependable odour control, efficient ventilation and long-lasting performance in smaller indoor grow tents and hydroponic systems.