Ask Randall

Randall Whitehead, IALD

Randall Whitehead, IALD, is a professional lighting designer and author. His books include "Residential Lighting, A Practical Guide." Whitehead has worked on projects worldwide, appeared on the Discovery Channel, HGTV and CNN, and he is regular guest on Martha Stewart Living Radio. Visit his website www.randallwhitehead.com for more information on books, upcoming seminars and the latest lighting trends.

Recent Posts

May 10, 2016
My recommendation is to go with a series of surface-mounted fixtures to help spread the light out. Recessed fixtures, alone, only create pools of...
May 10, 2016
This confused me, too, when the CRI rating came out. I also thought “why use incandescent as the gold standard when it shifts colors to the warm...
May 10, 2016
Providing light in a room with low ceilings is a challenge. Decorative sconces should be mounted between 5 feet 6 inches and 6 feet on center above...
March 29, 2016
You are still missing task light and accent light. You probably need some decorative floor and table lamps as well, which can also be used for task...
March 29, 2016
Super-shallow recessed fixtures can have a high glare factor. You might consider installing box beams to give you the room for recessed fixtures...
March 29, 2016
Yes, exactly. An incandescent bulb at full brightness has a color temperature of 2700K. Additionally, incandescent bulbs also get warmer in color as...
March 29, 2016
There is still inventory out there for higher-wattage incandescents, but I hope people will use LED sources, which use less power, create less heat...
February 29, 2016
LEDs do very well in cold and freezing temperatures. They are used throughout the United States and other countries for roadway and parking lot...
February 29, 2016
I would say that lumen output is a measurement of the illumination a bulb produces. The wattage is the amount of energy it consumes to produce that...
February 29, 2016
CSA (Canadian Standards Association) is the UL of Canada and just as stringent. They are good to go for installations in the United States.

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Webinars

Sponsored by Legrand and Bulbrite.  Wednesday, October 5 at 2 p.m. EDT Register for this free CEU webinar here. Webinar Overview:Learning units:AIA/CES LU (HSW) 1.0... read full story
This webinar has already taken place, but you can still watch it on demand by registering here. Sponsored by Emerson and Legrand. Webinar Overview: Learning units:AIA/... read full story
This webinar has already taken place, but you can still watch it on demand by registering here. Webinar Overview:Learning units:AIA/CES LU (HSW) 1.0 Learning UnitIDCEC (IIDA/... read full story
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