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Buying CFLs

Choose the right CFL for your fixture

Compact fluorescent light bulbs use less energy than incandescent light bulbs and last up to 8 times longer. They are the friendly environmental alternative that helps you save on your energy bill. To make the most of your CFLs, choose the right kind for your fixture.

When you are buying CFLs, keep these tips in mind:

  • Select ENERGY STAR qualified CFLs for quality and long life. ENERGY STAR qualified CFLs come with a minimum 2-year warranty. Keep your receipt and the packaging. If the bulb burns out before the warranty is up, the manufacturer may replace the bulb free of charge.
  • Get the full life out of your CFLs and use them in fixtures where the light is on for 30 minutes or longer.
  • Motion or light sensors may shorten the life of the bulb. There are special CFLs for tri-lights, dimmer switches, and recessed fixtures.
  • An outdoor fixture should have a cover to protect the CFL. Many CFLs work in temperatures as low as –18 C, but lower temperatures may cause CFLs to appear dim, have trouble turning on or not last as long.

Always read the CFL package carefully for information on wattage, temperature range, and whether that CFL is the appropriate choice for your lighting needs.