RENPHO True HEPA Air Purifier VS. KOIOS Large Air Purifier

5 Stage Filtration System Pre-Filter (Washable) Charcoal Filter Activated Carbon Filter Filter TRUE HEPA Filter Effectively eliminates 99 97% airborne pollutants like allergens odors pet dander dust smoke pollen and particles as small as 0 3 microns

This air purifier has a programmable timer. It has automatic shut off after 2/4/8 hours.

This air purifier covers a room as large as 301 sq. ft.

5 Stage Filtration System Pre-Filter (Washable) Charcoal Filter Activated Carbon Filter Filter TRUE HEPA Filter Effectively eliminates 99 97% airborne pollutants like allergens odors pet dander dust smoke pollen and particles as small as 0 3 microns

With a CADR rate of 135 CFM (230 m³/h) it circulates air 3 times per hour in rooms up to 301 sq ft (28 m²)

The HEPA filter is good for fighting and cleaning out 99.97% of germs from a room.

The unit has got a pre filter that captures larger particles like dust mites.

This device’s filter is powerful enough to get rid of pet dander in a room.

This air purifier is powerful enough to remove 99.97% of pollen that is brought about by flowers in the premises.

This unit has a filtration system that consists of a carbon filter whose job is to get rid and clean out smoke plus other associated fumes from the house.

Mold is a form of fungus that when lands on a damp spot in your home can produce spores which can easily be inhaled. This problem has been taken care of by this air purifier as it cleans 99.97% of the mold in your home.

The unit's true HEPA system is capable of removing and trapping 99.97% of allergens in the house preventing allergic attacks.

This unit is capable of working quietly due to the help of its four fan speeds with fan number one being the quietest while delivering quality air.

Separated Filter Replacement Indicator Replace the single filter when the appropriate filter indicator light starts to flash not need to replace all filters together as one piece which helps to save your money

Device has a particle sensor with indicator base light which automatically detects airborne particles.

Whisper-Quiet Operation Sleep mode is awesome for the bedroom with a noise level at 35dB Set timer to auto shut off to conserve energy while you sleep

Energy Star approved.

Auto mode. Sleep mode. Timer. Air quality indicator. Child lock.

Separated Filter Replacement Indicator Replace the single filter when the appropriate filter indicator light starts to flash

Set timer to auto shut off to conserve energy while you sleep. No need to replace all filters together as one piece which helps to save your money

It is safe and ideal for use by asthmatic and allergic people as it wipes and cleans out all the asthma triggers in the room while clearing the air in the room.

It is recommended you change the carbon filter every 3 months and the HEPA filter once a year.

Child lock mode makes it can be locked so that not affected by the curious cat or any children

Ozone-free so you can breathe easier.

This unit has a sleek unique design

14 x 8.1 x 20.9 inches

15.8 pounds