GT1500 Professional-Grade Whole House Junior Ionic Air Purifier the GT1500 combines 4 advanced technologies that don?t just disguise mold, mildew, E-coli, Candida, Listeria, Staph, Salmonella, Giardia, Legionella, and Cryptosporidium; they attack and neutralize them, even when embedded in walls, ceilings, floors, the GT1500 uses the same technology as the GT3000 and has been adapted especially for medium-sized interior spaces ranging from 250-1500 SF; built to last 10 years or more with minimum care; it has a state-of-the-art full-function remote control that the GT1500's "Away Mode" mega-setting gives you the ability to mobilize its most powerful contaminant-destroying functionality as needed; the scientifically-engineered waffle grille is not only attractive but has been technologically designed to incr while most air purifiers sold in the US are configured to US voltage standards only and cannot be used elsewhere, the GT1500?s electrical design is universally adaptable for use in just about every country in the world and, weighing in at just 3 lbs. the GT1500 comes with an easy-to-read comprehensive Owner's Manual and a one-year "bumper-to-bumper" manufacturer's warranty provided by GreenTech Environmental, one of the Air And Water Purification Industry's most respected leaders; what's more, it