Austin Air HealthMate Plus HM450 Filter contains Austin Air replacement True HEPA Filter and Superblend Carbon Filter canister for Austin Air HealthMate Plus HM450.
The Austin Air HealthMate Plus True HEPA and Carbon filter canister are merged together in one-piece filter assembly.
Austin Air HealthMate Plus filter contains 60 sq. ft. of 99.97% efficiency True HEPA filter media for trapping sub-micron allergens and dust down to 0.3 micron in size.
The carbon filter canister contains 15 lbs. of specialty Superblend adsorbent for effective removal of VOCs and specific chemicals.
Austin Air HealthMate Plus filter comes with PermaFilt pre-filter of a matching color:

• Black - for units in Black and Midnight Blue colors
• White - units in White and Sandstone colors

Austin Air HealthMate Plus filter's lifetime: 2 to 5 years (under normal residential conditions).
Austin Air HealthMate Plus filter assembly is covered by the 5-Year Pro-rated manufacturer's warranty.