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AC Infinity AC Infinity 4" Air Filter Box Main
AC Infinity AC Infinity 4" Air Filter Box
AC Infinity AC Infinity 4" High Efficacy Air Filter Box Specs
AC Infinity AC Infinity 4" High Efficacy Air Filter Box Fir for Home
AC Infinity AC Infinity 4" High Efficacy Air Filter Box Easy Access
AC Infinity AC Infinity 4" High Efficacy Air Filter Box
AC Infinity AC Infinity 4
AC Infinity AC Infinity 4
AC Infinity AC Infinity 4
AC Infinity AC Infinity 4
AC Infinity AC Infinity 4
AC Infinity AC Infinity 4
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AC Infinity 4" High Efficacy Air Filter Box

Sale Price:
$139.00 USD $109.00 USD$139.00 USD
Or
Pay as little as
$10900/mo
for a term that suits you, up to 36 months. Learn More
AC INFINITY PROMO!  TAKE AN EXTRA 5% OFF WITH CODE  AC5

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AC Infinity 4" High Efficacy Air Filter Box

The AC Infinity Air Filter Box ensures the air quality in your home.

The Air Filter Box is designed to fit four-inch inline fans and prevents unwanted particles, fumes, or smoke from entering or leaving your home.

The Air Filter Box works with any MERV filter and can be easily replaced by opening the inner chamber.

AC Infinity 4" High Efficacy Air Filter Box Features


High Efficacy Filter
High Efficacy Filter

The AC Infinity Air Filter Box includes a removable high-efficacy filter that allows you to block unwanted particles, fumes, and smoke from entering your grow space.


Withstands Extreme Weathers
Withstands Extreme Weathers

The AC Infinity is made of cold rolled steel and aluminum, tough enough to withstand extreme weather conditions.


Easy Maintenance
Easy Maintenance

You can easily replace the filter with any MERV filter by accessing the sliding door that leads to the inner chamber. 


Works best with Cloudline Fans
Works best with Cloudline Fans

While the duct flanges fit any four-inch inline fan, this Air Filter Box works best with the AC Filter Cloudline fans.


AC Infinity 4" High Efficacy Air Filter Box Highlights

  • Four-inch duct flange 
  • 400 CFM 
  • High Efficacy Filter
  • Compatible with MERV Filters
  • Easy maintenance
  • Uses 12 x 20 x 1-inch filters

    AC Infinity 4" High Efficacy Air Filter Box Specifications

    Product and Mounting Dimensions
    Duct Opening Size 3.81 in. (9.7 cm)
    Total Dimensions 23.46 x 8.42 x 11.73 in. (59.6 x 21.4 x 29.8 cm)
    Flange Size 3.21 in. (8.2 cm)
    Product Performance and Technical Specs
    Box Material Steel
    Flange Material Aluminum
    Finish Matte Black
    Filter Size Accepts 12 x 20 x 1”
    Minimum Airflow Range 80-120 CFM
    Maximum Airflow 400 CFM
    Compatible Fan Models CLOUDLINE S4, CLOUDLINE T4

    AC Infinity 4" High Efficacy Air Filter Box Manual

    AC Infinity 4"
    AC Infinity 4" Manual

    AC Infinity 4" High Efficacy Air Filter Box Warranty

    All sales final. AC Infinity comes with a two-year warranty. 

    Please note this does NOT cover non-durable goods or consumables designed to be recurrently used.

    Shipping & Returns

    Order Processing & Shipping

    We currently ship within the United States only. No international shipping is available at this time.

    Order Processing:

    • Most orders are processed within 24-48 hours after being placed.
    • Some products may have extended processing times of 7-14 business days or more, which will be clearly indicated on the product page. If your order includes such items, you will receive an email from our team or be contacted directly to confirm the estimated shipping timeframe.

    Shipping Times:

    We partner with reliable national carriers to deliver your orders. While specific delivery times can vary, here's a general timeframe for each carrier:

    • USPS: Typically delivers between 9:00 AM and 5:00 PM, Monday through Saturday.
    • FedEx: Typically delivers between 8:00 AM and 8:00 PM, Monday through Friday, with some Saturday deliveries.
    • UPS: Typically delivers between 9:00 AM and 7:00 PM, Monday through Friday, with some Saturday deliveries.

    Note:

    • These are estimated delivery hours and may vary depending on your location and specific delivery circumstances.
    • For the most accurate delivery information, please refer to the tracking details provided once your order has shipped.

    Free Shipping

    Free shipping on qualified items to the lower 48 states. Some that are not eligible are stated on their respective product information page. Learn more

    Refunds & Returns

    Cancellations are accepted within 24 hours of placing an order.
    Returns are subject to each manufacturer's return policy. Please look into the return policy of the brand prior to ordering. Learn more

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