





HealthMate Junior Filter
5 Year HEPA/Carbon Filter | 360 Degree Air Intake | Clinically Proven | 4-Stage Filtration System
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HealthMate Junior Filter
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible!
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Shipping Information
If your order is placed by 1 pm EST Monday through Friday, we strive to ship on the same business day. Please note, our offices are open Monday through Thursday from 8 am to 5 pm EST and Friday from 8 am to 2:30 pm EST. Orders placed on the weekend will ship on Monday.
Consistent with the provisions of the FedEx and UPS Service Guide, shipment delays caused by natural disasters such as wildfires are not eligible for any expedited delivery guarantee, nor are the shipping fees eligible for a refund or credit. -
Customer Support
For customer support, please email us at info@austinair.com or contact us here!
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FAQ’s
Have questions? We have the answer! View our FAQ page here!
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Contact Us
Contact us here!
Keep your HealthMate Junior running at peak performance with an official Austin Air HealthMate Junior Replacement Filter. Designed specifically for our Junior-sized air purifiers, this powerful 4-stage filter targets a wide range of airborne pollutants—delivering the same trusted protection as the standard HealthMate, in a compact size perfect for smaller spaces such as nurseries, offices, and small apartments.
Whether you're replacing a filter or preparing for allergy season, this replacement ensures your air stays cleaner, your purifier works efficiently, and your family breathes easier.
- White prefilter is designed for White and Sandstone units
- Black prefilter is designed for Black and Midnight Blue units
Fits These Austin Air Purifier Models:
All Junior-size Austin Air Purifiers, including:
- Austin Air HealthMate Junior
- Austin Air HealthMate Plus Junior
- Austin Air Allergy Machine Junior
All Junior filters are interchangeable and fit all Junior-sized units.
Does NOT Fit
- Standard Austin Air Purifiers (full-size units)
- Austin Air "it" Air Purifier
Top Features of the Replacement Filter
- 360° Progressive Filtration System with 4 powerful stages
- 30 sq. ft. of medical-grade HEPA traps 99.97% of particles ≥ 0.3 microns and 99% of particles ≥ 0.1 microns
- Over 270 cubic inches of our activated carbon and zeolite blend adsorbs odors, chemicals, mycotoxins, and VOCs
- Large and medium particle prefilters capture dust, pet dander, and visible debris
- Long-lasting performance — 5 years under normal residential use
- Quick and easy to install


Designed for People Who:
- Suffer from allergies, asthma, or respiratory issues
- Live in areas with high dust and/or pet dander
- Need cleaner air for kids, seniors, or sensitive individuals
- Want to reduce exposure to mold and mycotoxins
- Are focused on healthy sleep and long-term wellness




Why Choose the Austin Air HealthMate Junior Filter?
This genuine Austin Air filter, engineered to work seamlessly with your Junior unit. Designed for 5 years of filter life, you're investing in indoor air quality experts backed by clinical studies, medical-grade materials, and over 30 years of trusted performance.
Plus, changing your filter restores airflow, improves energy efficiency, and supports a cleaner, healthier indoor environment for your family.
Looking for Even More Protection?
Upgrade your filter for enhanced protection from smoke, VOCs, and ultra-fine particles:
- HealthMate Plus Junior Filter: Extra protection from formaldehyde, VOCs, and chemical pollutants
All Junior filters fit all Junior-sized machines — no new unit required.
FAQs
Please read our FAQs page to find out more.
How do I know which filter size I need?
Check the label on your Austin Air unit — standard units begin with HM4 (like HM400), junior units start with HM2 (like HM200), and the personal "it" units are smaller and labeled accordingly. You can also measure your unit or use our “Help Me Choose” tool.
Are Austin Air filters interchangeable?
Yes — but only within the same size category.
All standard-size filters fit all standard-size purifiers. So you can upgrade your filter (for example, from a HealthMate to a Bedroom Machine filter) without replacing your unit. Junior and “it” models require their own unique filter sizes.
Do I need a new filter when I buy a new Austin Air purifier?
No — every Austin Air purifier comes with a filter already installed and ready to use. You only need to purchase a replacement when it's time for a change, usually every 5 years.
Can I upgrade my current unit with a different filter type?
Absolutely. If you own a standard-size unit, you can switch to any other standard-size filter type — like the Bedroom Machine or HealthMate Plus — at any time. It’s an easy way to customize your purifier based on your current air quality needs.
How long do Austin Air filters last?
5 years under normal use — which makes them one of the longest-lasting filters on the market. In high-pollution or pet-heavy environments, you may choose to replace them sooner.
Do filters include the prefilter?
Yes — all Austin Air replacement filters come with the main filter and integrated prefilter layers. You do not need to purchase the prefilter separately unless you’re just replacing that component.
Customers are saying












HealthMate
The Austin Air HealthMate is often called the “asthma air purifier” because it’s clinically proven to help reduce asthma symptoms and lower asthma-related emergency room visits, according to studies conducted at major U.S. hospitals. This powerful, medical-grade air purifier removes harmful respiratory triggers — including particles, mold, mycotoxins, allergies, pet dander, dust, chemicals, bacteria, viruses, and more. With its durable steel construction and a massive filter designed to last FIVE years, it’s the top choice for those with breathing conditions and anyone who wants reliable, long-term protection.