A safe and natural way to kill germs without the use of chemicals and produces no ozone or chemical sprays, the 5-watt bulb GermGuardian® LB4000 UV-C Replacement Bulb's UV-C light fights germs, kills airborne bacteria, viruses and mold spores.

This bulb needs to be replaced every 10-12 month depending on use and environmental factors. The use of this genuine Guardian Technologies™ replacement part will maintain the product's performance and warranty.

Features:
• Brand: GermGuardian
• Model: LB4000
• Does contain mercury.
• What is UV-C Light?: UV-C is part of the ultra-violet light spectrum that is filtered out by the earth's atmosphere. The 'C' stands for the particular frequency of UV light that kills germs.
• Why is UV-C Light effective?: UV-C light is highly effective at penetrating thin-walled germs like viruses and bacteria. The light alters the genetic structure of the germ and they die.


Replacement UV-C bulb for the Guardian Technologies™ UV-C and True HEPA Air Cleaning System models:
• AC4900CA
• AC4825
• AC4850
• AC4300BPTCA
• AC5300B
• AC5350B
• AC5350W