Holmes Hepa Air Purifier VS. Austin Air Healthmate Standard B400A1

It features a True Medical Grade HEPA-filter that removes 99.97% of all particles larger than 0.3-microns and 95% of all particles larger than 0.1-microns.

It’s designed to purify air within larger rooms with sizes of up-to 1500sq.ft but with normal ceiling heights.

Uses a combined granular carbon and zeolite filter to eliminate cigarette-odor, gasses and other chemicals.

Effectively cleans room-sizes of up to 1500sq.ft coupled with a 360-degree intake system and air-flow output from the upper-deck directed to one-side.

It uses a True Medical Grade HEPA-filter to trap and eliminate 99.97% germs and other airborne-particles as small as o.1-microns.

Uses a Certified HEPA-filter to remove 99.97% of airborne-pollutants including dust-mites.

It features a Large Particle Pre filter that helps to trap and remove easily seen particles including pet-dander, dust and other particles.

Uses a Medium Particle Pre-filter to remove small-to-medium sized airborne particles including pollen.

A combined Activated Carbon and Zeolite filter helps to remove smoke, gases and other chemical-odors within your home.

Uses a Medium Particle Pre filter to eliminate small to medium size airborne-particles like mold.

Uses a True Medical Grade HEPA-Filter to remove 99.97% of allergens and other airborne-pollutants larger than 0.3-microns

It features an ultra-quiet motor with 3-speeds. In fact, this motor is mounted on shock-absorbers to eliminate vibrations and noise even when operating on the highest-speed.

It’s only the wrap-around pre-filter that can be removed and washed every 6-12 months. But you also need to vacuum the inner-sections of the pre-filter.

The bottom-plate can be removed for easy accessibility to the filters. This process will require using a simple Philips screwdriver.

Since this device features 3 fan-speeds, you can set it to the lowest speed-setting to achieve quiet-operation all night long.

This unit uses about 115-Watts of power on highest speed-setting and a lesser-wattage on the lowest speed-setting.

It’s an ENERGY STAR Certified device because it’s very energy-efficient and will help you save a lot of money electricity-bills.

It features a 3-Speed control-dial switch with a shut-off option.

It’s very economical because it uses only 115Watts of power on highest speed-setting and less-power when running on the lowest speed-setting.

If you suffer from asthma, then this device will work perfectly for you because it features True Medical Grade HEPA-filter that removes 99.97% of all allergens.

The True Medical Grade HEPA-filter, Activated Carbon and Zeolite filter should be replaced every 5-years. The Large-Particle Pre-filter & Medium-Particle-Prefilter must be replaced every 5-years too.

The Baked-on powder coat finish and foam-seal gaskets at the top and bottom help to eliminate off-gassing hence making this device ozone-free.

Features a tower-shaped, box-body with a 360° air-intake while the air-output is at upper-deck and directed to one-side. It also has Baked-on-powder-coat-finish with caster-wheels at the base.

Has dimension of: 14.5″L x 14.5″W x 23″H, Baked on powder coat paint finish, 3 Speed control switch and caster-wheels at the base.

45-lbs and this makes it very hard to carry but the included caster-wheels make it easy to move from room-to-room.