Blueair Classic 48oi VS. KOIOS Large Air Purifier

True hepa mechanical filtration system – removes 99.97% of all airborne pollutants down to 0.1 sizes. Teams up with activated coconut carbon filters for thorough freshness.

Uses Blue-air friend app to schedule timer. Set the timer that suits your schedule. You can operate and monitor it from wherever you are.

400 square feet with AHAM rated at 434 square feet. Suitable for medium to large sized rooms like living rooms, offices, bedrooms and kitchens.

Removes cigarette, pets, perfume odors etc. Clears odors in the air and freshens it. Enjoy comfortable breathing and stay.

Has a room size of 400 square feet. Airflow covers this entire range without missing a spot.

Fights germs down to a size of .005-.1um – captures bacteria and viruses from food, dirty floors and air. No room for germ causing illnesses.

Eliminates dust mites – captures every size as little as 0.03-1000um of dust mites. delivers you from constant allergies caused by dust mites

Easily removes pet dander – skin flecks and hairs that fall off pets. Improves relationship between you and your pets.

Gets rid of pollen indoors – fine powdery grains of plants. Causes adverse immune reaction when inhaled.

Filters all kinds of smoke in air – cigarette, fireplace, stove and wildfire smoke. Uses Hepa silent technology to filter smoke to the size of .005 – 1um particles.

Removes mold common in humid, damp and damp areas. Un removed indoor mold will cause nasal congestion, inflame the airways, cough, chest tightness etc.

Traps allergens with dual filtration filters. Created to get rid of various sizes of allergy causing particles. Reduces on chances on asthmatic attacks by 99.97%.

Minimum noise level of 32 decibels. Provides a whisper quiet operation

Pre-filters can be cleaned once dirty. Dry it before reusing it.

Unlock the air purifier and take out the filter after powering it off. Cautiously replace with new filters and close device. Restart device to purify indoor air.

Air quality sensor – automatically monitors the air quality in actual time. Will adjust the speed of the fan according to air quality once set to Auto mode. Measures PM2.5 and VOC levels then shows them on a digital control panel.

Blue-air friend app schedules night mode. Emits no light and lowers the noise level for whisper silent cleaning.

Lowest level is 15 and maximum of 90 watts

Rated by energy star – consumes the standard amount of power and saves energy.

Built with some controls and modes that make it successful. Has a sleep mode, Auto mode, wi-fi enable and Alexa compatible, 3 fan speeds and easy to use control panel.

Filter change indicator – eliminates speculation. Starts indicating nonstop once either filter require replacement.

Cheap to maintain overtime – energy star rated. The power bills will not become alarming regardless of use.

Dual protection filters ideal for asthmatic people. Eliminates dust, pollen, dander, smoke etc that trigger allergy.

Works with Alexa – you can add your personal voice control and combine with Alexa device

Remote control through Blue-air friend app. Download onto your Smartphone. Remote control from where ever you are. Lets you schedule, monitor and view.

Both filters should be replaced approximately after 6 months. Can be recycled. Replacement varies according to use and air quality.

Ozone free – has been certified by California Air Resources Board. Will not emit ozone.

Compact and durable steel body – constructed with quality sleek material to last the test of time and match other interior components.

15.5 x 25 x 28.4 inches

42.9 pounds