Every Genuine Aprilaire Air Filter is manufactured and sold with our Pure Fit Promise, which guarantees that our filters will fit flawlessly into your Aprilaire Whole Home Air Purifier and deliver purer healthier air. Click here to learn more about the Aprilaire Pure Fit Promise
- Protects your HVAC system and offers superior filtration performance to 1” filters
- 20”x20” nominal size
- Unpainted steel cabinet
- Comes with 310 Clean Air Filter, which has more than 9 times the filtration area found in 1" filters
- Guaranteed with our Pure Fit Promise: Self Seal™ technology, interlocking rails, and Clean Coil Commitment
- Easy to maintain — simply change the Air Purifier’s filter once up to every 12 months
- Versatile installation — compatible with systems located in basements, attics, closets, and more
- Compatible with the 313 Healthy Home Filter
Aprilaire air purifiers trap damaging particles common in most homes to reduce mold, bacteria, pollen, asthma and allergy triggers, pet dander, and viruses.
Keep your HVAC system working more efficiently, minimizing repair costs and extending service life.