AprilAire 210 Air Filter MERV 11, 20 x 25 x 4
| Product Type | Whole-home air filter replacement |
| Filter Type | Media air filter |
| MERV Rating | MERV 11 |
| Nominal Size | 20" x 25" x 4" |
| Actual Size | 19.75" x 24.25" x 4.38" |
| Application | Whole-home air purification for HVAC systems |
| Compatibility | Aprilaire 1210, 2210, 3210, 4200 air cleaners |
| Filter Life | Up to 12 months (depending on usage) |
| Construction | Self-sealing frame with high-efficiency pleated media |
| Color | White |
| Manufacturer | Aprilaire |
| Model Number | 210 |
Please refer to the product description or manufacturer documentation for included items.
The Aprilaire 210 Replacement Air Filter is a high-performance MERV 11 whole-home media filter designed to improve indoor air quality while protecting your HVAC system. Built with durable pleated filter media and a self-sealing frame, this replacement filter captures common airborne particles such as dust, pollen, mold spores, and pet dander before they circulate through your home.
Engineered for use with Aprilaire whole-house air cleaners, the Aprilaire 210 provides efficient airflow and long-lasting filtration performance. Unlike standard 1-inch filters that require frequent replacement, this 4-inch media filter can last up to 12 months, helping reduce maintenance while maintaining consistent air quality.
Ideal for homeowners and HVAC professionals, the Aprilaire 210 helps keep heating and cooling systems operating efficiently while delivering cleaner, healthier indoor air.
Key Features
• MERV 11 Filtration Efficiency – Captures dust, pollen, mold spores, pet dander, and other airborne particles
• Whole-Home Air Filtration – Designed for use with Aprilaire whole-house air cleaner systems
• Long-Lasting Performance – Up to 12 months of filtration depending on system usage
• Self-Sealing Filter Frame – Prevents air bypass and ensures maximum filtration efficiency
• HVAC System Protection – Helps reduce buildup on coils, blowers, and ductwork