Healthmate HM 400 HEPA Air Purifier VS. Germguardian AC4020

Has a True Medical Grade HEPA-filter that removes 99.97% of airborne-particles down to 0.3-microns.

This unit is designed to purify air within larger rooms with sizes of up-to 1500sq.ft but with normal ceiling heights.

It uses a combined activated-carbon and zeolite filter to eliminate cigarette-odor, gasses and other chemicals.

Effectively cleans air in rooms of up to 1500sq.ft coupled with a 360-degree intake system and an air-flow from the top side vent.

Uses a True Medical Grade HEPA-filter to trap and eliminate 99.97% germs and other airborne-particles as small as 0.1-microns.

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

Uses a Large Particle Pre filter to trap large and small particles including pet-dander, dust and other particles.

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

Uses an Activated-Carbon and Zeolite filter to remove smoke, gases and other chemical-odors within your home.

Features a Medium Particle Pre filter that eliminates small to medium sized airborne-particles like mold.

Its True-HEPA-Filter helps to remove 99.97% of allergens and other airborne-pollutants larger than 0.3-microns

It’s equipped with an ultra-quiet motor with 3-speeds. In fact, this motor is mounted on shock-absorbers that eliminate vibrations and noise.

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

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

It can be set to the lowest speed-setting to achieve quiet-operation all night long.

Uses 135watts on high-setting, 85watts on medium-setting and 56watts on low-setting.

It’s ENERGY STAR Certified for power-efficiency and will help you save a lot of money electricity-bills.

Features a 3-Speed control-dial with a shut-off option.

It’s very economical because it uses less power and features long-lasting filters that are also affordable.

This unit will work perfectly for asthmatic-people because it features a True Medical Grade HEPA-filter that removes 99.97% of airborne-allergens.

Its 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.

It’s ozone-free because it features a baked-on powder coat finish and foam-seal gaskets at the top and bottom that help to eliminate off-gassing.

Has a tower-shaped, box-body with a 360° air-intake while the air-output is at upper-deck. It also has a steel-housing with a powder-coat-finish coupled with caster-wheels at the base.

Features a dimension of: 14.5″L x 14.5″W x 23″H coupled with a Baked-on powder coat paint finish on the steel-housing, a 3 Speed-control switch and 4-caster-wheels at the base.

53-lbs which make it very heavy to carry but the included caster-wheels make it easy to move.