The HealthPro® Plus is #1 because it captures what other air purifiers miss - from the stuff you can see floating in the air, down to ultra-fine particles (categorized at 0.1 microns or smaller) small enough to be inhaled and absorbed into your bloodstream

This top-of-the-line air purifier is consistently ranked a best buy and bestseller by industry insiders. The unit combines an outstanding HEPA filtration system with a 2-stage gas phase filter to help you achieve your cleanest indoor environment yet...

This replacement unit contains one Pre-filter element with ASHRAE 85% high accumulation media, 55% efficiency at .3 microns, and 25 sq ft area. This IQAir Pre-Filter element is for use with the IQAir HealthPro units...

Captures airborne particles down to 0.003 microns with a guaranteed minimum 99.5% efficiency.

The HealthPro features the same advanced micro- and nano-particle filter technologies as the HealthPro Plus, however without the gas and odor filter (V-5 Cell). The HealthPro effectively removes every type of particulate air pollutants, including all common allergens...

IQAir systems are recognized around the world as the most advanced room air cleaners ever designed. Whether used in homes for allergen control, or in hospitals for infection control, IQAir has just the right air cleaning system to provide the best possible air quality...