401 Aprilaire Comparable Replacement by Tier1 (2-Pack)

Price: $39.89
Availability: In stock
Fits air cleaner models Aprilaire/Space-Gard models requiring the A401
  • Ships fast!
  • High-efficiency pleated fabric filter
  • Listed and rated by Underwriters Laboratories as U.L. Class 2
  • Includes two air filters
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The Aprilaire 401 MERV 11 Comparable 16 x 28 x 6 Air Filter by Tier1 (2-Pack) reduces allergens including bacteria, dust, pet dander, pollen, and smoke. It features a double wall construction, for additional frame strength. The RAF-A401 also helps protect your unit's coils from the potentially damaging effects of dust build up. Improve your air quality by ordering your new air filter from TIer1 today!

Experience the Tier1 Difference

Tier1 manufactures high-quality filtration and household products. We take creating and maintaining a healthy home seriously. Products must undergo rigorous testing and meet demanding quality expectations in order to earn the Tier1 badge. Every purchase is backed by the Tier1® Guarantee:

  • Guaranteed Fit
  • Guaranteed Quality
  • Guaranteed Price
Package Qty 2
Used In Brands Aprilaire, Tier1
Manufacturer's Id RAF-A401
UPC 641945741629
MERV Rating MERV:11
Advertised Size (in) 16 x 28 x 6
Actual Size (in) 15 3/8 inches (length) x 26 15/16 inches (width) x 6 inches (depth)
Actual Size (cm) 39.05 x 68.42125 x 15.24
Filter Life (months) 12 months
Warranty Guarantee 2 year limited warranty

The TIER1-RAF-A401-2PK is comparable with the following part numbers


The TIER1-RAF-A401-2PK fits the following model numbers

2200 Honeywell F100F2002 F100F1012 F100B1016
F150E1026 F200E1029 Lennox BMAC-14C Trion 455602-119
White-Rodgers ACB1400 ACM1400 ACM1400U FR1400-401

Installation Guide


  1. Remove filter assembly.
  2. Remove filter media.
  3. Install new filter media.
  4. Reinstall filter assembly.

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