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Lighting (CFLs, Bulbs, Fixtures)

Search by Topic:Lighting (CFLs, Bulbs, Fixtures)

Can I turn my Compact Fluorescent Light Bulbs (CFLs) on and off frequently? I've been told I have to turn it on and leave it on all day.
If a light fixture is rated for a maximum 75 watts with an incandescent bulb, does that mean I am limited to a Compact Fluorescent Light Bulb (CFL) with the equivalent light output to a 75-watt incandescent? Or, can I use a CFL that is the equivalent to a 100-watt incandescent as long as it uses less than 75 watts of power?
Can Compact Fluorescent Light Bulbs (CFLs) be used in recessed cans, outdoor lights, or track lighting?
I hear incandescent light bulbs are being phased out? Is that true?
I want to start replacing my "regular" (incandescent) light bulbs with compact fluorescent light bulbs (CFLs). Should I throw away my incandescent bulbs now or wait until they burn out?
Is there ENERGY STAR qualified LED lighting?
What are LEDs? How do they work?
I want to replace my incandescent light bulbs. How do I select the best CFL?
How can I get free CFL bulbs to give away?
How should Compact Fluorescent Light Bulbs (CFLs) be disposed? Do they need to be recycled?
Can ENERGY STAR qualified CFLs be used with dimmer switches?
Can I use a CFL that is not specifically designed to work in a dimmable light fixture, in a dimmable fixture as long as I don't use the dimmable feature?
How much do ENERGY STAR qualified CFLs cost?
What’s the difference between an ENERGY STAR fixture and a standard fixture (same style/size) using ENERGY STAR CFLs? Is the savings the same if I purchase regular fixtures and use all CFLs?
Can CFLs be used in 3-way sockets?
Will ENERGY STAR qualified CFLs fit into my existing fixtures?
What color light does ENERGY STAR qualified LED lighting come in?
Do LEDs create heat?
Are LED lighting products dimmable?
Can I use a CFL with an electronic control such as an electronic timer, photo sensor, motion sensors, touch lamps, and remote light control?
Are there ENERGY STAR qualified LED replacement screw-in bulbs?
Do CFLs contain mercury?
Is any mercury released when a CFL burns out? I had a lamp burn out and noticed a bad smell -- was that mercury?
How should I clean up a broken compact fluorescent light bulb (CFL)?
Can CFLs be used horizontally? I heard they could only be used vertically. Is this true and why?
I have heard that CFLs can overheat and smoke - should I be worried? Why would this happen? Are these bulbs a fire hazard?
What is the difference between a T2 and T3 CFL light bulb?
Can I use Compact Fluorescent Light Bulbs (CFLs) in the bathroom?
Does temperature or humidity affect the life of a CFL? For example, would a CFL work in extremely cold temperatures, or extremely wet climates?
What's the difference between an incandescent light bulb and a CFL?
Do incandescent bulbs need to be recycled?
Do Compact Fluorescent Light Bulbs (CFLs) produce a hazardous amount of UV light?
Can I use my CFL in a totally enclosed fixture?
I've noticed some CFLs need a few minutes to warm up, or reach full brightness. Is there a way to determine which warm up fastest?
How does a CFL work?
What is the difference between the spiral CFLs and the CFLs that resemble a traditional lightbulb?
Why should people use CFLs?
My CFL burned out before the packaging stated it should. How do I get a refund or replacement? I don't have the original packaging or receipt.
Can I use a CFL with a timer?
What are the mercury emissions caused by humans?
What is a watt? What is a lumen?
Do Compact Fluorescent Light Bulbs (CFLs) cause electromagnetic interference?
What should I do if I’ve already cleaned up a broken CFL, but did not follow EPA’s recommended procedures?
What's the difference between “long life” incandescent light bulbs and ENERGY STAR qualified Compact Fluorescent Lights (CFL)?
I was told that I could not use CFLs in my home because I have "60-degree wiring" (where new homes have 90-degree wiring and CFLs are fine). Is that true?
Some ENERGY STAR qualified CFLs have a bluish white hue ("cool") and others seem almost yellow ( "warm" ) in comparison. How can I find consistent colors in lighting?
Who makes ENERGY STAR qualified CFLs?
How do CFLs result in less mercury in the environment compared to traditional light bulbs?
Is the phase-out of inefficient lighting bad news for people who suffer from migraine headaches?
My CFL is buzzing and humming? Is this normal?
Where can I buy ENERGY STAR qualified CFLs?
What precautions should I take when using CFLs in my home?
How much energy does it takes to turn on a CFL, compared to leaving it on?
How long is the warranty for ENERGY STAR qualified CFLs?
Are there any Compact Fluorescent Light Bulbs (CFLs) manufactured in the US?
Do ENERGY STAR qualified light fixtures come with a warranty?
Are CFLs required to have information about their mercury content on the package?
Where can I buy ENERGY STAR qualified light fixtures?
Why choose ENERGY STAR qualified CFLs over a non-qualified CFL?
What is mercury?
What is a CFL?
What are EPA and DOE doing about lights that fail? Is the government following up with these companies?
Do compact fluorescent bulbs (CFLs) use less energy than incandescent bulbs when the energy required to make the bulbs is also considered?
Why use Compact Fluorescent Light Bulbs (CFLs) in the winter if they don’t help heat your home?
Do ENERGY STAR qualified ceiling fans come with a warranty?
Are there any motion sensor lights that are ENERGY STAR certified?

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