Aprilaire 401 Furnace Filter for Model 2400 High Efficiency. Package of 4
- Genuine Aprilaire Replacement Filter Part No. 401
- For Aprilaire /Space-Gard Model 2400 High Efficiency Air Cleaner
- MERV 10 Rated
- Approximate Dimensions: 16" x 25" x 6"
- You can Upgrade this filter system using the Aprilaire Part # 1413 Upgrade Kit
- Package of 4