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The GermGuardian Pluggable UV-C Air Sanitizer is a small plug-in unit that uses UV-C light and an ionizer to treat air in a single room. It has no filters to replace and is Zero Ozone Certified, so upkeep is basically nothing. It suits bedrooms, bathrooms, offices and small enclosed spaces where a full purifier is overkill. Against HEPA purifiers it moves far less air and captures no particles, so it is a supplement, not a replacement.
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Lowest price we've seen: $19.99 on Nov 11 at Guardian Technologies. Tracked across 2 stores since Nov 11.
Owners rate it well as a low-effort plug-in for small spaces. Most praise the silent, filter-free operation and compact size. Critics say the effect is hard to notice and that it does little in larger or open rooms.
