Austin Air Allergy Machine Filters

The Austin Air Allergy Machine uses a 3 stage filtration system and requires the following replacement filters:

• One HM400 Pre-Filter
• One HM405 Allergy Machine HEPA/Carbon Filter

Filter Life for the Austin Air Allergy Machine is as follows:

• 6-12 months for Pre-Filters
• 3-5 years for HEPA/Carbon Filters