The Austin Air Healthmate Plus removes a wide range of gases, chemicals, VOCfts and formaldehyde. This broad-spectrum adsorption makes it the best choice for people exposed to smoke from wildfires and people living close to busy highways. It is the best option for a nyone needing an efficient way of removing wood burning smoke, formaldehyde, and other dangerous VOCs or individuals suffering from Multiple Chemical Sensitivity (MCS) as it eases headaches and reduces nausea related to chemical exposure and strengthens the immune system by removing particles in the air including formaldehyde, elements of smoke, dust, and pollens and it has an exceptional capacity to remove Volatile Organic Compounds (VOCs) and filter viruses and bacteria. The HealthMate Plus® specializes in the reduction of harmful chemicals, noxious gases, VOCfts, formaldehyde and sub-micron particles for individuals in the most contaminated of settings. Austin Airfts 360-degree intake system draws air into all sides of the HealthMate Plus®, passing it through a 4-stage filter. Product Specifications: Dimensions: 14.5in³L x 14.5in³W x 23in³H Weight: 47 lbs. 360° Perforated steel intake housing Baked on powder coat paint finish 3 speed centrifugal Fan High efficiency motor rated for continuous use at high RPM CSA approved Filter Specifications: STAGE 1 in Large Particle Pre-filter. Removes particles easily seen by the naked eye (e.g. dust, hair and pet dander) STAGE 2 in Medium Particle Pre-filter. Removes small to medium size particles (e.g. molds, spores and pollen) STAGE 3 in Over 780 cubic inches of Activated Carbon, Potassium Iodide Impregnated Carbon and Zeolite. Removes Volatile Organic Compounds (VOCs), formaldehyde, benzenes, chemicals, gases and odors. STAGE 4 in 60 sq. ft. of True Medical Grade HEPA. Removes 99.97% of all particles larger than 0.3 microns and 95% of all particles larger than 0.1 microns 30-Day, No-Questions-Asked, Money-Back Guarantee In the unlikely event that youftre not completely satisfied with your Austin Air cleaner, return it within 30-days, no-questions-asked. 5-Year Mechanical Warranty Your Austin Air cleaner is warranted to be free from defects in material and workmanship for a period of 5-years from the date of purchase; provided your Austin air purifier was operated under normal residential use and that you have completed and returned your warranty registration to Austin Air Systems. 5-Year Pro-rated Filter Warranty Austin Air offers a 5-year pro-rated filter warranty, by far the most comprehensive in the industry. No more costly filter replacements every few months or years. Austin Air filters are designed to last for an unprecedented 5-years, under normal residential use.