Article: Products throw everything at biologicals: technologies bundled for your health and convenience.(FOCUS: AHR EXPO POST-SHOW ISSUE * NEW PRODUCTS: IAQ * NEW PRODUCTS: UNITARY)

CHICAGO -- The indoor air quality (IAQ) product manufacturers are getting touchy when it comes to killing germs and destroying biological contaminants. Just look at some of the products shown at the 2006 International Air-Conditioning, Heating, Refrigerating Exposition (AHR Expo).

They're not just zapping contaminants with UV lights; they're filtering, then zapping, then sending the air through charcoal media, and at last through a final filter one manufacturer described as a polish for the air.

More than one manufacturer also promoted the fact that its air cleaner features enhancements so that its operation does not affect HVAC system pressure drop--an ...

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