Skip to content
AC Infinity 4" Pro Air Filtration Kit System

AC Infinity 4" Pro Air Filtration Kit System

See more by AC Infinity
SKU: AC-FKT4

Official Distributor

$319.00
Preview Icon

Or

Monthly payments start at:

$8.86/mo

Check Icon

Monthly Payment Start at:

$8.86/mo

Check Icon
Click add to cart to view the final price (10% off)
Contact us about commercial pricing

Notify me when back in stock

Check Icon Order Processed in 12 hours
Check Icon Free Shipping Over $200 (Exclusive Apply)
Check Icon No Sales Tax! (Outside Nevada, on most products)

Free Shipping

On most orders

Call Us

(833) 416-0375

Mon-Fri 9am-6pm CST

Lowest Price Guranteed

There is never a better price,

we can always price match

No Sales Tax

Absolutely no tax on any purchase

Easy Returns

Always hassle free

Free Shipping

Lowest Price Gurantee

No Sales Tax

Easy Returns

Is the AC Infinity 4" Pro Air Filtration Kit System right for me?

The AC Infinity 4" Pro Air Filtration Kit is a high-performance ventilation system designed for optimal air purification and odor control in small to medium-sized grow tents. It features a CloudLine 4" inline fan with the advanced Controller 69, which allows for smart automation, temperature, and humidity-based fan speed adjustments. The 1200+ IAV activated Australian charcoal filter effectively removes odors, while the durable ducting system ensures smooth airflow. If you're looking for an intelligent, efficient, and easy-to-install filtration system, this Pro model is an excellent choice.

  • Features & Benefits
  • Product Specifications
  • What is included?
  • Warranty Policy

AC Infinity 4" Pro Air Filtration Kit System

The AC Infinity 4" Pro Air Filtration Kit offers enhanced control, high efficiency, and superior odor removal for indoor growers. With smart automation via Controller 69, this kit ensures precise airflow management and seamless operation.

  • Automates fan speed for optimal airflow via temp, humidity, or timer.
  • Uses premium Australian RC412 carbon to effectively eliminate grow room odors. 
  •  Dual PVC, aluminum layers, steel-wire reinforced for durability.
  • CloudLine 4” fan delivers 205 CFM with quiet 29 dBA operation.

Why Choose the AC Infinity 4" Pro Air Filtration Kit System?

This Pro version of the AC Infinity filtration kit is designed for growers who want advanced control and automation in their ventilation system. The Controller 69 allows for smart scheduling, temperature and humidity-based speed control, and app compatibility, ensuring optimal climate regulation. With strong airflow (205 CFM), quiet operation (29 dBA), and a premium carbon filter, this system is perfect for small to medium grow tents needing precise air management.

Why AC Infinity?

AC Infinity is a trusted brand known for its high-performance ventilation, filtration, and climate control systems. Their products feature smart automation, ultra-quiet operation, and energy efficiency, making them perfect for indoor growers. With premium materials and advanced technology, AC Infinity ensures optimal air circulation, odor control, and long-lasting reliability.

Why Buy From Us?

At GreenThumbDepot, you're not just another sale to a faceless corporation. You're partnering with a team genuinely invested in your success. Our legendary customer service, combined with a promise of unbeatable prices, sets us apart. We're here for you, always.

FAQ Section

What is the difference between the Pro version and the standard 4” kit?
The Pro version includes Controller 69, which offers smart automation for temperature, humidity, and scheduling-based fan speed control. The standard version has a manual 10-speed controller.
Can this be used for both intake and exhaust?
Yes! The CloudLine Fan can be set up for air intake or exhaust, depending on your grow tent’s ventilation needs.
How effective is the carbon filter at eliminating odors?
The filter uses 1200+ IAV Australian RC412 activated charcoal, one of the most effective carbon filters for odor elimination.
Does the Controller 69 allow app-based control?
Yes! Controller 69 is WiFi-enabled and can be controlled via the AC Infinity mobile app for remote access and scheduling.
How loud is the inline fan?
The CloudLine 4” Fan runs at just 29 dBA, making it one of the quietest inline fans available.
Is installation complicated?
No! The kit comes with all necessary mounting hardware and attachments, making it quick and easy to install.
Is there a warranty for this product?
Please check the warranty tab on this page for warranty information.
How long will shipping take?
Please check our shipping policy here for shipping information.
What is the return policy?
Please check our return policy here for return policy information.

Specifications

AC Infinity 4" Pro Air Filtration Kit System Specifications
Duct Size 4 inches
Fan Model CloudLine Lite 4" Inline Fan
Airflow (Fan Only) 205 CFM
Noise Level 29 dBA (ultra-quiet)
Speed Controller Controller 69 (Smart Control)
Static Pressure 324 Pa
Voltage 100-240V AC
Power Usage 18W (average), max 25W
Cord Length 6 feet (controller & power plug)
Fan Bearings Dual Ball Bearings
Carbon Filter Type Australian Virgin RC412 Carbon
Carbon Filter IAV Rating 1200+ IAV
Carbon Thickness 38mm
Max Carbon Filter Airflow 210 CFM
Ducting Material Dual PVC thermoplastic & aluminum layers
Ducting Length 25 feet
Mounting Positions Horizontal or Vertical
Lifespan Expectancy 67,000 hours (Fan Unit)
Certifications CE, RoHS Approved

What’s in the Box?

The product AC Infinity 4" Pro Air Filtration Kit System includes

  • CloudLine 4" Inline Fan (with Smart Controller 69)
  • 4" Carbon Filter (1200+ IAV Australian RC412 Activated Carbon)
  • 4" Flexible Ducting (25 ft, steel-wire reinforced)
  • Duct Clamps
  • Carbon Filter Pre-Filter Sleeve
  • Mounting Hardware Set
  • User Manual

Warranty Policy

Please check out the manufacturers website for Warranty related issues.

Why Thousands of Growers Choose to Work Exclusively with Greenhouse with plants

Green Thumb Depot Logo

Them Green Thumb Depot Logo

icons-no Support
icons-no Nearly impossible to reach a real person. Endless chatbot loops, auto-replies, and unreturned emails.
icons-no Real humans. We answer quickly. Always here, always helpful
icons-no Order Processing
icons-no Orders often sit for days before being acknowledged. No clear confirmation, updates, or timelines.
icons-no Orders are processed immediately. You'll receive confirmation, tracking, and real-time updates within hours.
icons-no Shipping
icons-no Slow, vague, and unoptimized. Basic carriers, minimal tracking, and delayed delivery windows.
icons-no Fast, insured, and fully trackable shipping — optimized for speed and visibility every step of the way.
icons-no Pricing
icons-no Hidden fees, bait and switch tactics, post purchase price increases.
icons-no Our relationships guarantee the lowest prices. Transparent and fair. No surprises at checkout, and no shady tactics after the sale.
icons-no Returns & Warranty
icons-no Hidden fees, bait and switch tactics, post purchase price increases.
icons-no Clear, honest, and fast. Our return policy is built to protect your investment, not dodge responsibility.
icons-no Support
icons-no Frustrating automated responses
icons-no Fast, helpful and always supportive
icons-no Order Processing
icons-no Delays and lack of communication
icons-no Instant processing and updates
icons-no Shipping
icons-no Slow, unreliable and delayed service
icons-no Fast, insured, trackable shipping
icons-no Pricing
icons-no Deceptive pricing practices
icons-no Lowest prices, no surprises
icons-no Return & Warranty
icons-no Frustrating, misleading return policies
icons-no Clear, honest return policy
>