4. Honeywell HPA300 True HEPA Air Purifier 

Currently, only a few of the best air purifiers are available in the market and Honeywell HPA300 is one of them. This Allergen Remover is suitable for homeowners who have a medium to large rooms.

  • Image Courtesy of honeywell.com


  • It has 4 cleaning level

The first option is the Germ option with its germ capturing ability during flu and cold season. The general clean setting, on the other hand, is for general and everyday air cleaning. The third one is Allergen setting that is perfect for the allergen season. Lastly, is the Turbo setting, which is useful for cleaning the unit air quickly which at the highest speed.

  • It does a great job in purifying the room

The Honeywell True HEPA Allergen Remover has the power to purify a room of 465 sq. ft. or 21′ X 22′ by giving 5 air exchanges per hour. The portable air purifier has a Clean Air Delivery Rate or CADR of 200 for smoke, 180 for pollen and 190 for dust.

  • It has a 2-stage cleaning system

This model of allergen remover comes with a 2-stage cleaning system. The first step is in the filtration process, which involves the pre-filtering of odor reducing with the activated carbon. It will help deodorize the air and trap dust, fibers, lint, pet fur and other larger particles. The second stage there is True HEPA filter that can capture up to 99.97% or airborne particles as small as 0.3 microns or as large as mold spores, pollen, dust, and bacteria. This unit has no ozone emitted.

  • It has a timer

Another great future of this air purifier is the 2, 4 and 8-hour timer which allows you to select time on how long the air purifier would be running before it automatically shuts off at the time set. Another great thing about this air cleaner is the dimmer option which allows you to adjust the brightness of LED displays. You can choose to lower or shut off the LED display if it creates an annoying brightness in your room.


  • There is a need to replace the allergen remover and odor pre-filter every 12 months

The Honeywell True HEPA Allergen remover should be replaced every 12 months and the odor pre-filter every 3 months, depending on its operating conditions.

  • The HRF-AP1 and the True HEPA filter HRF-R3 are not washable

The Honeywell HPA300 uses the pre-filter HRF-AP1 and the True HEPA filter HRF-R3, which are not washable. The carbon pre-filter costs around $8 while the Honeywell True HEPA replacement filter of 2 packs costs around $40. 


The Honeywell HPA300 is a powerful home air purifier that is produced on the true HEPA filtration mechanism. This product is optimized to remove almost all of the airborne debris before they reach your respiratory system. The exceptional effectiveness of this allergen remover makes it an excellent choice for allergic people.


  • 2, 4 & 8-hour timer
  • Turbo Clean setting
  • Electronic filter replacement reminders


This product comes with a 5-years limited warranty that just makes it even a better choice for an air purifier.


The Honeywell HPA300 is a powerful system that delivers an outstanding performance. This air purifier ensures that airborne particles, allergens, bad smell, and germs are eliminated from the air that goes through it. The Honeywell True HEPA Allergen remover may not fit everyone’s needs but if you are looking for a dust and allergen remover for your room, then this product can be considered a good choice for the price.