This germicidal is a 18 watt Generic PL-L18W/TUV Germicidal replacement bulb.
This type of bulb should only be used in a fixture made for UV light.
8000 Rated Useful Hours
8 15/16ths Inches Long
Replacement bulb for Aquarium UV Sterilizers and others.
UV light can be dangerous. Please use in a UL listed fixture.
18 WATT GERMICIDAL LIGHT BULB
REPLACEMENT LAMP FOR AIR PURIFIERS AND WATER FILTERS