Aprilaire 213 Healthy Home MERV 13 Replacement Filter
The Aprilaire 213 is the larger sibling to the 413, custom-engineered for 20x25 Aprilaire media cabinets. Providing over 31 square feet of high-efficiency media, it traps sneeze droplets, pet dander, dust mites, and bacteria for a full year with virtually no airflow penalty.
3-Year True Cost of Ownership Model
Captures >85% of microscopic particles (0.3–1.0μm) per ASHRAE 52.2 E1 channel.
Deep pleat geometry delivers high surface area and minimal static pressure drop.
Thermal beverage board frame with wire backing to prevent media collapse under blower load.
Bulk multi-pack procurement typically reduces annual per-filter cost by 25% to 40%.
- Patented Self-Seal edge prevents dirty air from bypassing the filter
- 31+ sq ft of filtration media delivers exceptional 12-month dust loading
- Ultra-low pressure drop protects air conditioners and blowers
- Pre-formed slider rails guarantee factory-perfect fit
- Only fits Aprilaire 1210, 2210, 3210, and 4200 cabinets
- Must unbox and expand the accordion pleats carefully
Verified Engineering Specifications
| Nominal Dimensions | 20x25x4 | Actual Dimensions | 19.75 x 24.12 x 4.12 in |
|---|---|---|---|
| Filter Depth | 4.12 inch | Media Construction | Self-Seal pleated media with patented interlocking slider tracks |
| ASHRAE MERV Rating | MERV 13 | Proprietary Rating | MPR 1900 Equivalent | FPR 10 Equivalent |
| Initial Resistance | 0.15 in. w.g. @ 1400 CFM | Airflow Capacity | Whole Home Media Cabinet |
| Replacement Filter Cost | $56.00 | Replacement Interval | Every 12 months |
| Annual Consumable Cost | $56.00/yr (1 filter change per year) | Compatible Equipment | Aprilaire air purifier models 1210, 2210, 3210, 4200 and Space-Gard 2200 (with upgrade kit) |
Our Take on the Aprilaire 213 Healthy Home MERV 13 Replacement Filter
The best filter choice for large residential systems equipped with 20x25 Aprilaire housings. Uncompromising particle capture and effortless annual maintenance.
Filtration Performance Note
Captures 93% of particles between 1.0 and 3.0 microns and up to 63% of sub-micron particles down to 0.3 microns.
Installation, Airflow Direction & Maintenance Protocol
Slide onto cabinet guide rails until latched. Replace once every 12 months.
Common Questions About the Aprilaire 213 Healthy Home MERV 13 Replacement Filter
Can I use an Aprilaire 213 in a Space-Gard 2200?
Yes, but only if you have installed the Aprilaire 1213 Upgrade Kit, which replaces the old pleat combs with modern slider rails.
What is the difference between Aprilaire 210 and 213?
The 210 is rated MERV 11, while the 213 is rated MERV 13 for higher virus, bacteria, and smoke capture.
What is the actual size of the Aprilaire 213?
The actual dimensions are 19.75 x 24.12 x 4.12 inches.
Compatible Cabinet Media Alternatives
Aprilaire 210 Clean Air Filter
When to choose: Same-cabinet Aprilaire 2000 series filter model offering MERV 11 filtration.
Honeywell Home FC100A1037 20x25x4.5 Media Filter
When to choose: Same 20x25x4 nominal format alternative offering MERV 11 performance.