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Blueair Blue Signature Small
The manufacturer's published figures correspond to about 248 sq ft at 4.8 ACH. Official listing fields still to verify: filterLife.
Official US price on 2026-10-02: US$179.99. Check the live price and warranty with the manufacturer before ordering.
View official product page ↗Manufacturer specifications
- Room area at 4.8 ACH
- 248 sq ft (manufacturer figures or calculation)
- CADR (manufacturer)
- Pollen 179 cfm Dust 167 cfm Smoke 160 cfm
- Noise (manufacturer)
- Low: 19 dB High: 50 dB
- Rated power (manufacturer)
- 20 W Max
- Dimensions (manufacturer)
- 13.7” x 9.4” x 9.4”
- Weight (manufacturer)
- 5.64 lbs
Not stated on the checked official pages: filterLife. These fields are not estimated or used as ranking factors.
Buying considerations
What the numbers mean for a buyer
Where it may fit
The manufacturer's published figures correspond to about 248 sq ft at 4.8 ACH.
What to check first
Official listing fields still to verify: filterLife.
The illustrative unit-plus-two-filter total is $259.97; this is not a three-year replacement forecast and excludes tax, shipping and electricity. We have not physically tested this unit; specifications and prices come from the manufacturer's official listings.Check the current official listing · Check the replacement filter and compatibility
Sources: manufacturer's US product listing · official replacement filter listing. Prices are dated snapshots, not verified live promotions. Manufacturer product listing; filter price from matched official filter listing.
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