PuroAir Air Purifier Filter Replacements | Subscribe & Save | PuroAir

Our smallest air purifier yet- on sale for $79! Limited time only!

GILT x PUROAIR

4.8

Rated 4.8 out of 5 stars

2,513 Reviews

PuroAir 240 HEPA Replacement Filter

4.8

Rated 4.8 out of 5 stars

2,513 Reviews

PuroAir 240 HEPA Replacement Filter

1,000 SQ FT Coverage Each¹

$54

4.9

Rated 4.9 out of 5 stars

312 Reviews

PuroAir 400 HEPA Replacement Filter

4.9

Rated 4.9 out of 5 stars

312 Reviews

PuroAir 400 HEPA Replacement Filter

2,000 SQ FT Coverage Each¹

$69

5.0

Rated 5.0 out of 5 stars

126 Reviews

PuroAir 100i HEPA Replacement Filter

5.0

Rated 5.0 out of 5 stars

126 Reviews

PuroAir 100i HEPA Replacement Filter

550 SQ FT Coverage Each¹

$35

Our Promise: Air You Can Trust

100 Day Money-Back Guarantee

100 Day Money-Back Guarantee

With PuroAir's Clean Air Guarantee, Try PuroAir risk-free for 100 days. If you don’t love it, send it back—no stress, no hassle. We’re that confident you’ll feel the difference in your air.

2-Year Warranty

2-Year Warranty

Breathe easy knowing you’re covered. Every PuroAir comes with a rock-solid 2-year warranty because quality matters, and so does your peace of mind.

PuroAir Rewards

PuroAir Rewards

Earn points, unlock perks, and get exclusive discounts just for keeping your air clean. Because loyalty should come with fresh benefits.

Upgrade to Lifetime Warranty

Upgrade to Lifetime Warranty

Want lifetime protection? Stay subscribed and we’ve got you covered—forever. Enjoy cleaner air and total peace of mind.

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¹ Based on independent testing in an ISO 17025-certified lab and typical residential ventilation rates. Results may vary. [See full disclaimer here.]

² Based on SleepScore independent lab testing. Based on filter performance standards and independent testing on inanimate particles in an ISO 17025 laboratory.

³ Tested to reduce inanimate dust-mite matter, non-living matter, or allergens from non-living sources (e.g. pet dander allergens, cockroach matter allergens, dust mite allergens) based on independent testing in an ISO 17025 certified lab on inanimate particles.

⁴ Tested to reduce Fel d 1, Alt a1, Der f1, Can f1 and pollen in an ISO 17025 certified lab.

⁵ Tested to reduce formaldehyde, toluene, benzene, and ammonia based on independent testing in an ISO 17025 certified lab.

⁶ Based on ASHRAE and EPA MERV filter performance standards and independent testing in an ISO 17025 laboratory. Results may vary.

⁷ For illustrative purposes. Based on ASHRAE and EPA MERV filter performance standards and independent testing in an ISO 17025 laboratory. Allergens refers to inanimate dust-mite matter, non-living matter, or allergens from non-living sources. Results may vary.

⁸ Tested for average sound pressure in an ISO 17025 certified lab.

* Promotions exclude the PuroAir Lite, exclusively sold by Walmart. Limited time only.