Product: Winix HR900 Ultimate Pet Air Purifier
Type: True HEPA and Plasmawave Technology
Filtration Stage: 5 Stage Filtration System
Product Warranty: 2 years
Room Coverage: 300 square feet for medium rooms

CADR Rating (Smoke, Dust, Pollen): 200 | 220 | 194
ACH Rating:
Power Consumption:
90 Watts
Noise Level (db):
Low 36.2 / Med 43.9 / High 47.9 / Turbo 61.8 decibels
Annual Filter Costs:
$73 per year

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The Winix HR900 Ultimate Pet Air Purifier is the best pet air purifier. It used to cost $349 but has steadily dropped prices to as low as $199. We highly RECOMMEND this device if you have pets.



Winix America designs high quality air cleaners with their unique Plasmawave Technology and True HEPA filters. Their air cleaners remove 99.97% of particles such as dust, smoke and pollen.

Winix HR900 Air Purifier for Pets
Winix HR900 Ultimate Pet Air Purifier

Winix HR900 Ultimate Pet Air Purifier

The Winix HR900 Ultimate Pet Air Purifier is recommended as the best pet air purifier for your home.

It uses a 5 stage filtration system with a True HEPA filter and Plasmawave technology.

Winix HR900 Ultimate Features

5 Stage Filtration System

  1. Ultimate Pet Pre-Filter – First line of defense against pet hair, dander and the largest particles.
  2. Washable Fine Mesh Pre-Filter – Designed to catch larger airborne particles found indoors.
  3. Advanced Odor Control Carbon Filter – Offers great odor protection against VOCs and household odors from cooking, pets and smoke.
  4. True HEPA Filter – Captures 99.97% of airborne allergens including pollen, mold spores, dust, pet dander, microbes and smoke. *particles as small as 3 microns in size.
  5. Advanced PlasmaWave Technology – Breaks down particles at a molecular level.

Winix HR900 Ultimate Pet Room Coverage

The Winix HR900 Ultimate is designed for a medium sized room up to 300 square feet.

ACH and CADR Rating

The ACH of this device is 5X or 5 air changes per hour. With its frequent air changes, the device is perfect for pet owners.

The CADR of Winix HR900 is 200 Smoke | 220 Dust | 194 pollen (cfm).

Winix HR900 Ultimate Pet Design and Size

The Winix HR900 is one of the best budget air purifiers in the world standing at 23.6 inches in height, 16.3 in width and 18.7 lbs in weight.

This air purifier has the traditional top to bottom Winix airflow design. The air intake grill is 360° around the front plate to the top air outlet grill.

The device comes with an additional particle sensor and VOC sensor.

Noise Level

For a high performing air cleaner, it is relatively quiet. Ranging from 36 to 62 decibels from lowest to highest settings.


The Winix HR900 Ultimate used to cost $349. Due to price drops, you can buy it for as low as $199. It is a great buy for its price point and performance.


+ Complete air purifier control compatible with Alexa and Google Home

+ Large room coverage

+ Indoor and outdoor air quality monitoring


High cost filter replacement


The Winix HR900 Ultimate Pet Air Purifier is the best for pets. We recommend this device based on the reasoning below:

  • Filtration Quality: The 5 stage filtration system with Plasmawave technology and True HEPA filter. This device filters out 99.97% of particles  including dust, smoke, pollen, pet hair and dander.
  • Plasmawave Technology: provide advanced control of Pet and other Household Odors and Allergens.
  • Price: This device should be priced around $350 but now costs between $200-250

Where Can I Buy It?

Check the latest price on my number one online trustworthy store, Amazon.


Winix HR900 Ultimate Pet Air Purifier

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