Austin Air Allergy Filter Air Purifier

The Austin Air Allergy Filter Air Purifier is specifically engineered to relieve allergy and asthma symptoms. Using a 4-stage filtration system with True Medical Grade HEPA, it captures 99.97% of airborne allergens like dust, pollen, pet dander, and mold spores. Ideal for bedrooms and living areas, it provides long-lasting, effective air cleaning. Quiet, durable, and low-maintenance, it’s a trusted choice for allergy sufferers seeking cleaner, healthier air.

Austin replacement filter for the Austin Air Allergy Machine® with Pre-Filter. For those with allergies and asthma, the Austin Air Allergy Machine® was created. Due to its distinctive shape, which improves air movement, allergens are rapidly removed from the air. Clinical studies have demonstrated that the Austin Air Allergy Machine® significantly lowers hospitalizations for young asthmatic children.

All model HM400 standard size units are interchangeable with all standard size filters. You can upgrade to any other filter grade that suits your specific needs.

Filter Stages

• STAGE 1 – Large Particle Pre-filter. Removes particles easily seen by the naked eye (e.g. dust, hair and pet dander)
• STAGE 2 – Medium Particle Pre-filter. Removes small to medium size particles (e.g. molds, spores and pollen) Color: gray, blue or green
• STAGE 3 – 60 sq. ft. of True Medical Grade HEPA. Removes 99.97% of all particles larger than 0.3 microns and 95% of all particles larger than 0.1 microns.
• STAGE 4 – Military Grade HEGA Carbon Cloth. HEGA (High Efficiency Gas Arrestance), providing an extremely large surface area for adsorption of chemicals, gases, viruses and bacteria.

• Designed for immediate filtration of allergens
• Medical Grade HEPA effectively removes 99% of airborne viruses that are 0.1 microns and larger
• Moreover, HEGA carbon fabric eliminates gases, chemicals, germs, and viruses from the air.
• High capacity filtration to remove airborne allergens
• Designed to treat daily or seasonal allergies that include sneezing, coughing, and stuffy noses.

5-Year Mechanical Warranty

Your Austin Air cleaner is warranted to be free from defects in material and workmanship for a period of 5-years from the date of purchase; provided your Austin air purifier was operated under normal residential use and that you have completed and returned your warranty registration to Austin Air Systems.

5-Year Pro-rated Filter Warranty

Austin Air offers a 5-year pro-rated filter warranty, by far the most comprehensive in the industry. No more costly filter replacements every few months or years. Austin Air filters are designed to last for an unprecedented 5-years, under normal residential use.

Our Commitment To You

We build the best air cleaner on the market, which is why they are backed by the best warranty in the industry. You can take pleasure in knowing you’ve made a sound investment with your Austin Air cleaner.

30-Day, No-Questions-Asked, Money-Back Guarantee

In the unlikely event that you’re not completely satisfied with your Austin Air cleaner, return it within 30-days, no-questions-asked.