16x28x6 AIRx ODOR Aprilaire 401 Replacement Air Filter - Carbon
(case of 2 Filters)

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3-4 Weeks to Ship
Price: $124.01
($62.01 ea)
case of 2 Filters

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Expanded Carbon Cartridge Filter for Aprilaire/Space-Gard 2400

Dimensions:  15-7/16 X 26-15/16"  X 6"

Looking for a carbon box filter for your Aprilaire/Space-Gard air cleaner? Tired of using pleat spacer combs to assemble your filters? These filters offer superior odor control - and no messy assembly is required!


  • Activated carbon impregnated in a non-woven polyester media
  • Heavy duty beverage board frame
  • 33 gauge media support metal grid

The filter provides moderate dust/particulate holding capabilities but does not carry a MERV rating as it's primary function is the control of odors.  Odorous gases and vapors are attracted to and held by the unique properties of the activated carbon material.  

Filter last approximately 3 months under normal use.   Note: This product is not manufactured or distributed by Research Products Corporation, owner of the registered trademark Aprilaire┬«.

Ideal applications include the control of odors from:

    • Cooking
    • New paint
    • New carpet
    • Bathroom smells
    • Cigarette, cigar smoke
    • Pets


These pleated filters are made to be installed in the Aprilaire/Space-Gard 2400 Air Cleaner. They are fully expanded - and no assembly or pleat spacers are required. Simply place the filter in the plastic inner housing and slide it in!
Filters are fully expanded when shipped - no assembly required!!

1). Place filter into existing plastic frame (not included) - matching airflow arrows on filter and frame
2). Snap plastic frame together around filter
3). Slide entire assembly into air cleaner cabinet and replace door