simple
Hi Danny,
Actually, uv bulbs only emit UV-B and UV-C. These are the two that are harmful to life (or "germicidal"). UV-A is a necessary part of the light spectrum used by certain photosynthetic organisms. as regards to UV Air things, im not very sure.
Cheers!
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100 Gallon Reef, 2 x 250 Watt HQI Giesseman 13000K, Reeflo Dart(3600 gph), E.T.S.S Reef Devil Deluxe, Ocean Clear 325 filter, Aqua UV 25 watt, Korallin Calcium Reactor C-1502
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