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ribbon
Recommended Low-Cost Alternative
401 Aprilaire Comparable Replacement by Tier1 (2-Pack)
1 Filter $39.89
ribbon
Recommended Low-Cost Alternative
401 Aprilaire Comparable Replacement by Tier1 (2-Pack)
1 Filter $39.89
  • Product Comparison
  • Instructions
  • Frequently Asked Questions
  • Compatibility
  • Details
Recommended Low-Cost Alternative Recommended Low-Cost Alternative
Price Per Filter As Low As $39.89 per filter with 1 pack As Low As $39.89 per filter with 1 pack
Model RAF-A401 RAF-A401
Bacteria
Dust 1 1
Dust Mite Debris
MERV Rating MERV:11 MERV:11
Mold Spores 1 1
Odor 1 1
Pet Dander 1 1
Pollen 1 1
Smoke
Tobacco Smoke / Odor