airpura v600 VS. Bissell air400 Air Purifier

It uses a True HEPA filter to removes up to 99.97% of airborne particles that with minimal sizes of up-to 0.3-microns in diameter.

This unit can filter-out and absorb airborne pollutants from spaces as large as 2,000sq.ft making it ideal for use in commercial or industrial areas.

Its 18-pound activated carbon filter collects and removes a variety of air-pollutants including; cigarette-odor and other chemical-pollutants.

It can purify air in rooms of up-to 2,000sq.ft and even features a 360° air intake and outflow coupled with a variable speed control.

It can eliminate germs and other airborne-particles down to 0.3-microns using an integrated True HEPA filter and Micro-Suppress filters.

Its activated-carbon filter and True HEPA filter help to trap and eliminate dust-mites and other air-pollutants in-order to keep your home clean.

The True HEPA filter removes up-to 99.97% of airborne-particles including pet-dander to help you live more comfortably with pets.

It uses a True HEPA filter to remove 99.97% of airborne-particles including pollen and other allergens within your home-environment.

The integrated activated carbon filter collects and absorbs several chemical-pollutants including; smoke, odors and other toxic-gases.

It uses a True HEPA filter & Micro-Suppress filters to remove mold-spores and other airborne-particles within your home-environment.

It ensures optimum removal of all allergens and other airborne-particles down to 0.3-microns using an integrated True HEPA filter and Micro-Suppress filters.

Uses a backward-curved impeller to help eliminate vibrations and noise associated with conventional air-purifier motors. This facilitates for quiet-operation even at the highest speed-setting.

It’s very easy to replace filters of this unit and each filter can be changed separately to help you save on operating costs.

This device uses 40-Watts at the lowest speed-setting and 120-watts at the highest speed-setting coupled with a universal voltage of: 110-to-120V.

It’s equipped with manual-controls which include; a power-button and 2 fan-speeds that are controlled with an adjustable-knob. This makes it very simple to use.

It’s economical since it uses only 40watts on the lowest speed-setting and 120watts on the highest-speed-setting. It even features a universal power-voltage of 110v-to-120v.

It’s a great air-purifier for anyone suffering from asthma, allergies and multiple chemical sensitivities because it features a True HEPA filter and Micro-Suppress filters.

The carbon-activated-filter should be replaced every 2-years and the True-HEPA-filter needs replacement every 5-years. The Pre-filter needs to be vacuumed every 2-to-3 months and replaced after 12-months.

It doesn’t produce ozone-pollutants because it features a pressure seal on the filter-chamber and its components are free of chemicals that cause off-gassing.

It has a 100% metallic housing with a circular tower-shape coupled with rolling-wheels at the bottom for easy mobility and placement within any room.

It has dimensions of: 23"H X 15"W which makes it compact and also features an all-metal body with controls on top and roller-wheels at the base.

It weighs approximately 45-lbs and its carbon-filter alone weighs 18-lbs which makes it a bit heavy to lift and move by some people.