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Our Top 3 Best Alen Air Purifiers (As Of March 2025) for the UK, Based On 100s Of Reviews

Here are the top 3 Alen air purifiers followed by a list of their latest models:

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Best Model 2025
Alpha
Rank:
#1
Our
Score:
9.4/10
Confidence
Level:
Great
* How do we know? Here is how we rank items...
Alen BreatheSmart FLEX

Alen BreatheSmart FLEX

700
sqr. ft
Room
39
dB
Low Noise
99.97
%
Filtration
0.3
-micron
Particles
9.4Out Of 10
11 Sources
In UK:Check Price
Second Best
Alpha
Rank:
#2
Our
Score:
9.4/10
Confidence
Level:
Great
Alen BreatheSmart 45i

Alen BreatheSmart 45i

800
sqr. ft
Room
2
Per Hr
(Air Changes)
99.97
%
Filtration
0.3
-micron
Particles
9.4Out Of 10
7 Sources
In UK:Check Price
Also Good
Alpha
Rank:
#3
Our
Score:
9.2/10
Confidence
Level:
Great
Alen BreatheSmart 75i

Alen BreatheSmart 75i

1300
sqr. ft
Room
2
Per Hr
(Air Changes)
25
dB
Low Noise
99.97
%
Filtration
9.2Out Of 10
10 Sources
In UK:Check Price

The Six Latest Alen True HEPA Air Purifiers (as Of March, 2025)

Alen BreatheSmart FLEX

Alen BreatheSmart FLEX

700
sqr. ft
Room
39
dB
Low Noise
99.97
%
Filtration
0.3
-micron
Particles
  • Learn About Our Ranking System & Anti-Fake Reviews Measures
    • 9.4Out Of 10
    11 Sources
    In UK:Check Price
    Alen BreatheSmart 45i

    Alen BreatheSmart 45i

    800
    sqr. ft
    Room
    2
    Per Hr
    (Air Changes)
    99.97
    %
    Filtration
    0.3
    -micron
    Particles
  • Learn About Our Ranking System & Anti-Fake Reviews Measures
    • 9.4Out Of 10
    7 Sources
    In UK:Check Price
    Alen BreatheSmart 75i

    Alen BreatheSmart 75i

    1300
    sqr. ft
    Room
    2
    Per Hr
    (Air Changes)
    25
    dB
    Low Noise
    99.97
    %
    Filtration
  • Learn About Our Ranking System & Anti-Fake Reviews Measures
    • 9.2Out Of 10
    10 Sources
    In UK:Check Price
    Alen T500

    Alen T500

    500
    sqr. ft
    Room
    42
    dB
    Low Noise
    99.97
    %
    Filtration
    0.3
    -micron
    Particles
  • Learn About Our Ranking System & Anti-Fake Reviews Measures
    • --Out Of 10
    In UK:Check Price
    Alen BreatheSmart FIT50

    Alen BreatheSmart FIT50

    900
    sqr. ft
    Room
    2
    Per Hr
    (Air Changes)
    32.4
    dB
    Low Noise
    99.97
    %
    Filtration
  • Learn About Our Ranking System & Anti-Fake Reviews Measures
    • --Out Of 10
    In UK:Check Price
    Alen BreatheSmart Classic

    Alen BreatheSmart Classic

    1100
    sqr. ft
    Room
    2
    Per Hr
    (Air Changes)
    41.5
    dB
    Low Noise
    99.97
    %
    Filtration
  • Learn About Our Ranking System & Anti-Fake Reviews Measures
    • --Out Of 10
    In UK:Check Price
    Don't miss: All the True HEPA Air Purifiers on the market

    You Should Also Check Out:

    Top 10 Best True HEPA Air Purifiers 2025
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    Top 10 Best Air Purifiers For Smoke 2025
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