Here are the advantages:

Three-Phase filtering - polyester pre-filter, activated carbon and HEPA type filtration eliminate chemicals & odors-trap 90-95% of particles down to .3 microns.

Simple, reliable operation - one of the simplest, most reliable systems available anywhere.

Safe, easy maintenance - filter changes are easy and environmentally friendly.

Efficient to run - cost effective filter changes for very low operating costs.

Adaptable to new or existing systems - many  systems can be easily installed in new or existing systems using standard components.

Self-Installation - All Air systems come with all installation hardware included.. many can be easily installed by the end user.

Continuous cleaning - room air is constantly filtered, trapping odors & contaminants on every pass.

Customized filtering - many custom options available for specialized treatment, including super-efficient true HEPA 99.97% filtering, trapping odors & contaminants on every pass.

Proven highly effective - removes a wide variety of indoor pollutants, chemicals, biohazards and contaminants: