Description Documents Specifications Description Aprilaire 401 Air Filters Aprilaire 401 Air Filters are designed for best efficiency and are the heart of your air purifier. Aprilaire Filter for the Aprilaire Model 2400 Air Purifier High-efficiency MERV 10 rating Lasts one to two years (Depending on the operation of your heating and/or air conditioning system) Documents aprilaire-air-filter-401-install Specifications Manufacturer: Research Products Corp. Brand Name: Aprilaire Description: Aprilaire Replacement Filter Media # 401 (2-Pack) Part Number: 401 Compatibility: Aprilaire 2400 Nominal Size: MERV Rating: MERV 10
