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Q: I have a two story great room with an open floor plan. Currently four recessed lights, installed by home builder, provide horrible ambient light that is dim and yellow. We are planning to upgrade… more
Q:What type of ceiling lights should I use for a 20-foot-high family room that has very little wall space and a floor-to-ceiling fireplace? Right now there are 6-inch recessed cans in the ceiling… more
Q. : I always enjoy your columns. One of my favorites was a checklist for approaching kitchen lighting design. Do you have a similar checklist you can provide regarding outdoor lighting? A. : Oh, … more
Q: I'm dealing with a concrete ceiling in a condominium. If I use LED recessed lighting, do I still have to drop a 6-inch soffit? Someone told me that LED cans take up less space than traditional… more
What's the Best Way to Configure Stairwell Lighting? Q: Randall, I still see electricians and architects placing recessed cans in the middle of stairways. It is very difficult for homeowners to… more
Q: I can’t find lighting for over my oval dining table. The junction box is 16 inches off the side of the table and can’t be moved because the ceiling is concrete.   A: Yes, you do have a bit of… more
Q: I have a fireplace that is about 72 inches wide on a wall that is 16 feet tall on one end and 14 feet tall on the other end. What would you suggest for accent lighting of the fireplace? The room… more
Q: You say how high to hang bathroom vanity fixtures, but I need to know how far away from the mirror they should be. A: You have some flexibility with the distance off the mirror. It is the… more
Q: When using 4-inch LED recessed lights, what spacing between fixtures would you recommend with an 8-foot ceiling height? A: What is the room that you are lighting being used for? How is the… more
Q: You’ve mentioned that recessed lights aren’t the most flattering, so is there a balance to shoot for between recessed and ambient? In one of your blogs someone asked you about lighting for a long… more
Q: I have tried to use 130V bulbs as an energy-saving technique, but found that the light output was different when I compared a 60W 130V bulb and a 60W 120V bulb. The 130V 60W looks more like a 120V… more
Q: I am changing the old fluorescent tubes in my kitchen to new recessed LED lights. My original estimate included the installation of 6-inch cans, trim and lights, but now the electrician tells me… more
Q: Just as I understand the concept of color temperature (Kelvin), now CRI is being bandied about as LEDs come into the market. What is it exactly? A: I am right there with you. From the beginning… more
Q: How important is color temperature in ambient lighting? Should this be a concern if you are using fluorescents or LEDs for your ambient lighting? A: Frankly, I think color temperature is… more
Q: We have moved into a fantastic high-rise condominium, but we have a problem: The ceilings are concrete and we just have one junction box in the main room. How do we do anything beyond track? A:… more
Q: We are replacing our 6-inch can light bulbs in our condo with Cree CR6 LED bulbs. We currently have 2700K light bulbs throughout and are struggling with how to handle our kitchen lighting. The… more
Q: What is the minimum value of CRI you will accept in your lighting design and why? What value of CCT are you likely to select for a kitchen and why?    A: Your questions make me feel like a… more
It's tough getting the right color temperature for a space, but luckily, the Lighting Doctor, Randall Whitehead, is here to help! See how Whitehead's advice helped this reader better understand the… more