Honeywell Allergen Plus 3-in-1 HEPA Fan Air Purifier Air Purifier: CADR, Noise, Coverage & Specs
Last updated: Aug 23, 2026
Overview
Honeywell Allergen Plus 3-in-1 HEPA Fan Air Purifier for large rooms, air purifier fan combo, 1928 sq ft in 1 hr.
CADR and room size
CADR is not published for this model in our sources.
Filtration
What filter does it use?
HEPA.
Replacement interval: 3 HEPA filters, 1 pre-filter.
Noise
How loud is it?
A model-specific minimum dB figure is not in our sources.
Smart features
Does it have Wi-Fi?
No published Wi-Fi or app control in our sources.
3-in-1: air purifier, fan, and air circulator, Auto Mode: senses, adjusts, and purifies air automatically, 360-degree rotation, Set & Forget
Specifications
- Manufacturer claimed coverage
- 1928 sq ft
- Filter type
- HEPA
- Filter replacement interval
- 3 HEPA filters, 1 pre-filter
- Dimensions
- 11.22"W x 25.24"H
- Wi-Fi / app
- No
Comparisons
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- Dreame AirPursue PM20 vs Honeywell Allergen Plus 3-in-1 HEPA Fan Air Purifier
- Honeywell Allergen Plus 3-in-1 HEPA Fan Air Purifier vs Medify Air MA-40
- BLUEAIR Blue Pure 311i Max vs Honeywell Allergen Plus 3-in-1 HEPA Fan Air Purifier
Methodology
Specifications are compiled from manufacturer documentation, product listings and other cited sources. See methodology.