1 / 7ALORAIR HEPA 550 Air Scrubber, 3-Stage Filtration
The ALORAIR HEPA 550 Air Scrubber is a portable, stackable unit with three-stage filtration and adjustable airflow. Its listed airflow range and filtration claims suit restoration and renovation work, while its size and noise at high settings are worth weighing for occupied spaces.
At a glance
- Three-stage filtration combines a MERV-10 filter, carbon filter and HEPA filter.
- Airflow is described as adjustable from 270 to 550 CFM, with a maximum of 550 CFM.
- Housing can be stacked horizontally or vertically, and up to three units can be daisy-chained.
- Control panel includes a reset circuit breaker, filter-change indicator and auxiliary GFCI outlets.
- Duct connections are optional and listed as not included.
Reference price: $497.00
Price checked: Nov 14, 2026
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Pros and cons
Pros
- Adjustable airflow gives users a choice within the stated 270-550 CFM range.
- Stacking and daisy-chain capability can accommodate setups using multiple units.
- A handle is provided for moving the unit between rooms.
- The filter indicator provides a reminder for filter replacement.
Cons
- The listed weight is about 40 pounds, so moving it is less convenient than its portable description may suggest.
- Customer feedback indicates that high settings can be loud, which may be unwelcome in occupied rooms.
Technical specifications
18 specifications| Filtration stages | 3-stage filtration system |
|---|---|
| Pre-filter | MERV-10 filter |
| HEPA filtration claim | 99.97% of particles of larger than 0.3 microns |
| Airflow adjustment range | 270-550 CFM |
| Maximum airflow | 550CFM |
| Filtration area | 5,500 cubic feet |
| Housing material | Rotomolded polyethylene (LLDPE) shell |
|---|---|
| Filter indicator | indicator light will light up to remind you when you need to replace the filter |
| Outlets | auxiliary GFCI outlets |
| Stacking | stacked horizontally and vertically |
| Combined airflow when daisy-chained | 1650 CFM |
| Handle | a handle |
| Duct compatibility | 16 inches for the air inlet and 8 inches for the air outlet, not included |
| Dimensions listed | 24.8 x 21.6 x 14.5 inches; 39.7 pounds |
|---|---|
| Alternate size and weight listing | 20.87 x 24.8 x 14.96 inches, and the weight is 39.6 pounds |
| Model | HEPA 550 Air Scrubber in Red |
|---|---|
| Electrical safety certification claim | ETL-certified for electrical safety |
| Warranty claim | 10-year limited warranty |
What to know before buying
Listing details to confirm
The listing gives conflicting dimensions and weights: 24.8 x 21.6 x 14.5 inches and 39.7 pounds in product details, versus 20.87 x 24.8 x 14.96 inches and 39.6 pounds in feature text. Check the selected listing for the applicable measurements. The listing also describes the carbon filter as eliminating odors, while package contents and the stated filter claims should be confirmed for the selected unit. A free-filter offer is conditional on adding both the scrubber and filter to the cart, with the filter not charged at checkout.
Who is it for?
A good fit for
- Restoration, renovation or construction work needing a portable air scrubber with adjustable airflow.
- Users who want to stack units or connect up to three for the claimed combined airflow.
- Work areas where a filter-change indicator and auxiliary GFCI outlets are useful.
Less suited to
- Buyers needing a compact or lightweight machine for frequent carrying.
- People who need quiet operation at the highest airflow setting or plan to use it near noise-sensitive occupants.
Customer reviews on Amazon
- 5 stars
74% 74% - 4 stars
6% 6% - 3 stars
7% 7% - 2 stars
1% 1% - 1 star
12% 12%
Customer feedback highlights filtration, air circulation, ease of setup and filter changes, and adjustable speed. Some customers describe the unit as surprisingly quiet, while others say it can be loud on high settings. Opinions on size are also mixed. For restoration or renovation work, strong airflow and adjustable operation may matter most, but the reported noise and substantial listed weight make placement and operating setting relevant in occupied spaces. The product listing itself also gives conflicting size and weight figures.
Positive themes
- Customers praise filtration and strong air circulation.
- Customers report that setup and filter changes are easy.
- Customers appreciate adjustable fan speed.
Mixed feedback
- Noise impressions differ, with some customers finding it quiet and others reporting loud operation at high settings.
- Size impressions differ, with some finding it suitable and others saying it is larger than expected.
Frequently asked questions
What filtration does the ALORAIR HEPA 550 use?
The listing describes three stages: a MERV-10 filter, a carbon filter and a HEPA filter. It claims the HEPA stage traps 99.97% of particles larger than 0.3 microns.
Can the airflow be adjusted?
Yes. The listed adjustment range is 270-550 CFM, with a stated maximum airflow of 550 CFM.
Can multiple units be connected?
The listing says up to three units can be daisy-chained for a combined airflow of 1650 CFM. This is a listing claim, not an independently verified performance result.
Are ducts included?
No. The listing describes duct compatibility for a 16-inch air inlet and an 8-inch air outlet, and explicitly says the ducts are not included.
What should I know about noise and size?
Customer feedback is mixed on both. Some find it surprisingly quiet, while others report more noise on high settings. Some also find it larger than expected, and the listing provides two conflicting sets of dimensions and weights.
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Offer details
- The listing states that its free-filter offer requires adding both the air scrubber and the filter to the cart. It says the filter will not be charged at checkout.