
















🌬️ Elevate your air game — because your home deserves the freshest vibe!
The AprilAire 210 Replacement Filter is a MERV 11 rated, 20x25x4 inch synthetic fiber filter designed for AprilAire whole-house air purifiers. Featuring patented Self-Seal Technology and a user-friendly Interlock Rail System, it traps airborne particles like dust, pollen, mold, and pet dander while extending HVAC life and reducing cleaning frequency. Made in the USA and backed by AprilAire’s Clean Coil Commitment, this 4-pack offers up to 12 months of reliable, high-efficiency air purification.








| Manufacturer | Research Products Corporation |
| Part Number | 210 A4 |
| Item Weight | 3.1 pounds |
| Product Dimensions | 25 x 4 x 20 inches |
| Item model number | 210 A4 |
| Is Discontinued By Manufacturer | No |
| Size | 4 Count (Pack of 1) |
| Color | White |
| Style | Super Value Pack (4) |
| Material | Synthetic Fiber |
| Pattern | Filter |
| Shape | Rectangular |
| Item Package Quantity | 4 |
| Minimum Efficiency Reporting Values (MERV) | 11 |
| Measurement System | US |
| Included Components | (4) #210 Filter Media |
| Batteries Included? | No |
| Batteries Required? | No |
| Warranty Description | No Warranty |
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