KOIOS Large Air Purifier VS. Alen BreatheSmart Customizable Air Purifier

4 types of HEPA filters: (1) HEPA PURE - for dust and allergens. (2) HEPA SILVER - for germs, mold and asthma. (3) HEPA FRESH PLUS - for smoke, cigarette smoke, VOCs and heavier chemicals. (4) HEPA ODORCELL - for pet & diaper odor.

Set desired schedules on this unit. It will always remember when to filter air in your room.

Has room coverage of 1100 Sq.ft when operating on Max Speed and 690 Sq.ft when on quiet operation.

The HEPA-FRESHPLUS air filter will get rid of cigarette smoke.

Room size coverage is 1,100 Sq.Ft. The CFM is 150 CFM on Low Speed and 286 CFM on the highest speed.

The HEPA-SILVER air filter is the one which deals with germs and bacteria that contaminate the air you breathe

Gets rid of dust mites using the HEAP-PURE air filter or the HEPA-SILVER

Will capture pet dander the moment in shows up in your room thus relive you from pet dander allergies such as coughing and wheezing.

Uses 4 HEPA FILTERS - none of these will fail to remove pollen from the air you breathe, thus save you from pollen related allergies such as nasal congestion

The HEPA-FRESHPLUS is a very effective air filter - it deals with smoke, chemicals, VOCs and heavier chemicals. It will trap and remove smoke of any nature

The HEPA-SILVER is the one in charge of trapping and getting rid of mold and germs that could make you sick.

HEPA-PURE air filter traps and removes allergens on the first stage of air filtration

Whisper-quiet operation when the purifier is at the lowest settings. However, when speed is increased some little noise will be hard.

Has a washable Pre-filter which captures large particles, extending life of other filters in the unit.

YES – just take off the front panel and remove the old filter which requires replacement.

With its intelligent sensors, the unit will automatically detect air contaminants, trap and remove them - thus make the air in your room clean.

The sleep mode is activated when you switch off lights in your room. This will put the unit into sleep.

Power consumption - 105 watts while on the highest speed & Power supply - 120 Volts

It is energy start certified. It will save you both energy and money

Features the following controls and modes:- Auto Mode, Timer Button, Air Quality Feedback Light. Smartsensor, Ionizer And Filter Life Indicator

Has a filter replacement indicator. There’s no guess work when it comes to filter replacement and cleaning. Lifespan of new air filter is 8-9 months.

It is Energy Star Certified and it has an automatic mode sensor which auto detects dust & air pollutants

It is Worth The Money. Not too cheap but according to its functionality and area coverage – it is worth the price

Uses a HEPA SILVER air filter to trap and remove germs, bacteria, dust, pollen and mold from air thus making it safe for asthmatic person to breathe.

8-9 months – when used for 12 hours per day.

Features child-friendly features which include; locking control panel & child-safe vent guard. This makes Alen and a good choice for homes with kids.

It does don’t emit bad gases that pollute the environment. This unit is very safe for your home, family and the entire environment.

Innovative design wit 15 diverse panel options. Perfect for living rooms, bed rooms and kitchen

10 x 17.8 x 26.8 inches

21 pounds