2X LB1000 3W U-V-C Light Bulb for Compatible with Guardian GG1100W GG1000 GG1100B GG1000CA LB-1000 GGH200 661000CA. The UV-C light fights germs, kills airborne bacteria, viruses and mold spores. The light is a safe and natural way to kill germs without the use of chemicals and produces no ozone or chemical sprays.
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