iadapt air 2.0 small and medium medical grade air purifiers, purchased 2 years ago but only used for one month. Excellent condition.

Small air filter currently retails for $399, medium for $659. Sale price for both: $650. Maybe purchase separately. Small $250, medium $400.

From Air Oasis website:

Get more with iAdaptAir 2.0

• The best air purifier for mold, allergens, dust, pollen, dander, smoke, odors, bacteria, viruses VOCs and biotoxins
• Covers 530 sq. ft. (medium) and 265 sq. ft. (small) with 5 air exchanges per hour
• The quietest air purifier you'll ever own (25 dB)
• 353 CADR (CFM)
• Medical-grade H13 HEPA filter, carbon filter, bi-polar ionization, germicidal UV LEDs and silver microbial filter
• Comes with one set of filters installed and they last up to 2 years
• CARB compliant, no ozone
• Air quality sensor, auto mode, night mode, phone app, removable WiFi chip, and much more