AirDoctor Air Purifier for Home, Large Rooms/Spaces up to 2776 Ft² | AD4000 | Captures Pet Dander, Allergens, Smoke, Dust, Pollen, Odor, Mold & VOCs. Premium Carbon & UltraHEPA Filter w/Sleep & Auto Mode

IDEAL FOR LARGE BEDROOMS, KITCHENS & SHARED SPACES Ideal for large bedrooms, kitchens, and larger shared spaces. Rapidly cleans 694 ft2 in 15 minutes & up to 2,776 ft2 in 1 hour, delivering consistent purification where you sleep, work, and relax.

HOSPITAL-GRADE ULTRAHEPA FILTRATION AirDoctor AD4000 uses UltraHEPA filtration to capture 99.99% of airborne particles at 0.003 microns, 100x smaller than the HEPA standard. Removes dust, smoke, pet dander, and more

PREMIUM ACTIVATED CARBON FILTER FOR GASES & ODORS Reduces toxic gases, odors, pet smells, cooking fumes, gas emissions, wildfire smoke, and VOCs. Made with activated carbon and potassium permanganate to absorb and break down gases and airborne chemicals

REMOVES COMMON INDOOR AIRBORNE POLLUTANTS 3-stage filtration, backed by rigorous third-party testing, removes dust, smoke, pet dander, pollen, and odors. Includes a Pre-Filter, Premium Activated Carbon filter, and UltraHEPA filter

AUTO MODE WITH AIRDOCTOR HALO PM2.5 sensors monitor air in real time while the Halo displays color-coded quality levels. Auto Mode adjusts fan speed and activates Boost when needed. Includes timer, filter indicator, and 6 fan speeds