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Air Purifiers
Current Models
Which to Buy
BreatheSmart 75i
BreatheSmart 45i
BreatheSmart FLEX
BreatheSmart FIT50
Alen Air Quality Monitor
Concern
Wildfire Smoke
Allergies and Dust
Pet Odor and Dander
Chemicals and VOCs
Asthma
Mold
Smoke Odors
Sleep better
Whole Home bundles
Home Smart Bundles
For Large Rooms
For Medium Rooms
For Small Rooms
Unsure which model is right for you?
Take The Quiz
Air Filters
Quick Links
Find your Filter
Filter Subscription
Pre-Filters Replacement
Current Model Filters
BreatheSmart 75i
BreatheSmart 45i
BreatheSmart FLEX
BreatheSmart FIT50
Legacy Model Filters
BreatheSmart Classic
T500
T300
T100
A375
A350
Paralda
For Business
Alen For Business
Alen For Schools
First Responders
Military
Support
Customer Support
Product Registration and Warranty Activation
Forever Guarantee
Product Manuals
Contact Us
Resources
Financing Options
Buying Guide
Help Center
About Alen
About Us
About Us
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Pure Air Inside Tech
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Alen Paralda Replacement Filters
Air Purifiers
Alen Paralda Replacement Filters
Alen Paralda HEPA-Pure Replacement Filter: TF50-Pure
Alen Paralda HEPA-Pure Replacement Filter: TF50-Pure
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$49.00
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Regular price
$49.00
Regular price
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$49.00
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Alen Paralda HEPA-Fresh Replacement Filter: TF50-Fresh
Alen Paralda HEPA-Fresh Replacement Filter: TF50-Fresh
From
$64.00
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Regular price
$64.00
Regular price
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$64.00
Unit price
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per
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