Which OZONOS is right for you? STANDARD Continuous use ApplicationIn case of weak odours or low bacterial, viral or germ contamination Perfect forallergy-friendly living and sleeping rooms, smaller lounges, buses and motorhomes PLUS Quick intensive cleaning ApplicationIn case of stronger odours or high bacterial, viral or germ contamination Perfect forkitchens, offices, changing rooms, sales rooms, toilets, classrooms, doctor's offices, waiting areas Bestseller PRO Professional use ApplicationIn case of intesive exposure to odours or pathogens Perfect forindustrial kitchens, public toilets, ski rooms, zoo shops, garbage rooms