Unplug the fixture or turn off the power at the main panel. Remove the diffuser (cover), then carefully remove the ...

Fluorescent light fixtures are more efficient and cheaper to run than incandescent. But some fluorescent fixtures buzz or hum, and they take a long time to start when temperatures fall much below ...

Q: I have two overhead fluorescent light fixtures – one in the kitchen ceiling and one in the laundry room – that are not working properly. After the switch has been turned on, the light bulbs may ...

If you want to improve lighting system efficiency, ballast selection is critical. Today's most popular energy-efficient lighting designs involve new ballasts. Because ballast technology is constantly ...

Q: As I was changing the fluorescent light tube in my ceiling fixture, I rotated the bulb to get it out and I heard a “snap” and saw things falling from the fixture. I cringed and waited for the pain.

Electronic ballasts used in fluorescent lighting systems can experience high failure rates, due to the fact that the ballast manufacturer may not have considered all failure mechanisms or provided ...

With the rapid development of high brightness LEDs, SSL (Solid State Lighting) is no longer a niche market. In commercial buildings and department stores LED fixtures are chosen over fluorescents ...

In his continuing series on different types of lighting, Neil Oseman looks at the history, characteristics, and uses of flourescent lighting. The two types of lamp we’ve covered so far - tungsten and ...