- 1x Duct Filter
- 2x Pre-Filter Cloths
- 2x Filter Straps
- 2x Rope Clips
- 1x Steel Scoop
- 1x Carbon Funnel
- 1x Australian Charcoal Refill
AC Infinity 8" Refillable Carbon Filter
- Maximum airflow rating of 770 CFM
- Uses 1200+ IAV Australian virgin charcoal
- Duct opening size of 8 inches
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- You are adding a filtration system because you need to scrub odor and chemical gases from your air without buying a new disposable filter every single cycle.
- You are switching to a refillable model because you want to stop the recurring cost and waste of throwing away whole filter units.
- Using the included funnel makes refilling the charcoal much cleaner than just dumping it in by hand.
- Growers who swapped to these refillable filters say they saved money by not having to replace the entire housing every six months.
- Users who keep the funnel and scoop handy report that the refill process is quick enough to do between harvests without delaying their turnaround.
AC Infinity 8" Refillable Carbon Filter
Tired of the recurring cost and waste of disposable carbon filters? The AC Infinity 8" Refillable Carbon Filter offers a smarter, more sustainable solution for eliminating odors in your grow space. This iF award-winning patented system is engineered for eco-conscious growers who demand performance without compromise. By simply replacing the activated carbon, you save money and reduce environmental impact over multiple grow cycles. It's the ideal choice for pairing with a high-performance fan like the AC Infinity Cloudline T8 for a complete ventilation setup.
What's Included
Features




Sustainable Design
Eliminate waste and save money. Simply refill the premium charcoal instead of replacing the entire filter unit.
Easy Refill System
Features tool-free, twist-off flanges and includes a scoop and funnel for a quick and mess-free refill process.
Built to Last
Constructed with dual-layer, rust-resistant galvanized steel mesh to withstand high humidity and ensure longevity.
Premium Odor Control
Utilizes 1200+ IAV Australian virgin charcoal for maximum porosity and superior absorption of odors and chemicals.
Specifications
| Specification | Value |
|---|---|
| Duct Opening Size | 8 in. |
| Total Dimensions | 19.80 x 10.94 in. (50.3 x 27.8 cm) |
| Flange Length | 1.57 in. (4.0 cm) |
| Flange Material | Aluminum |
| Flange Design | Reversible |
| Mesh Material | Rust-Resistant Galvanized Steel with Gunmetal Finish |
| Carbon Type | Australian Virgin RC412 |
| Carbon Grade | 1200+ IAV |
| Carbon Thickness | 38mm |
| Maximum Airflow | 770 CFM |
Support & Manuals
FAQs
The key difference is its patented refillable design. Instead of throwing away the entire filter, you only replace the activated charcoal inside. This significantly reduces waste and is much more cost-effective in the long run, making it a smart investment for any serious grower.
The lifespan of the carbon depends on the odor levels and humidity in your environment, but a typical refill lasts between 12 to 18 months. We recommend keeping a supply of AC Infinity Activated Carbon Refill on hand to ensure your space always remains odor-free.
This filter is designed for any inline fan with an 8-inch duct opening. For optimal performance, automation, and quiet operation, we highly recommend pairing it with the AC Infinity CLOUDLINE T8 Inline Fan System.
Not at all. The process is designed to be simple and mess-free. The twist-off aluminum flanges require no tools, and the kit includes a specially designed funnel and scoop, making it easy to pour the new charcoal into the chamber.
It uses premium-grade Australian RC412 virgin charcoal, which is considered the industry standard for air filtration. It has a 1200+ IAV rating, indicating a very high level of microporosity for maximum absorption of odors and airborne impurities.
For a comprehensive overview of how to properly set up your grow tent ventilation, including fans and filters, check out our in-depth guide on AC Infinity Grow Tents and Air Filter Kits.
Questions About This Product?
Our specialists are happy to help. Call us or send a message and we'll get back to you within one business day (most of the time within a few hours.)
Why Trimleaf
Equipping home growers, craft producers, and commercial operations across North America since 2016.