Craig DiLouie

Lighting Columnist

Craig DiLouie is a journalist and educator specializing in the lighting industry. Learn more at ZINGinc.com and LightNOWblog.com.​

Articles by Craig DiLouie

January 2013
The Energy-Efficient Commercial Buildings Tax Deduction (CBTD) was created by the Energy Policy Act of 2005 to encourage investment in energy-efficient interior lighting, HVAC/hot water systems and the building envelope.
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December 2012
Following a major technological shift from mercury vapor to metal halide in the past decade or so, high-intensity discharge (HID) product innovation is focused on this source type, specifically pulse-start systems. The main drivers are energy efficiency, longer life and controllability among higher wattage lamps, and miniaturization and improved color performance among lower wattage lamps. READ MORE
December 2012
The next step is to develop the basis of design or design intent, which can be expressed using two best practice tools. The first tool is the lighting control narrative, a document that describes how the intended control system will satisfy the owner project requirements. READ MORE
November 2012
Innovation in fluorescent lighting continues to be fueled by product and building regulations, utility rebates and market preference for products that can deliver lower energy and maintenance costs. The rare earth crisis, however, has pressured manufacturers to shift some of their focus from value-added to lower cost solutions. READ MORE
October 2012
More than 8 billion lamps illuminate the United States, accounting for nearly 20 percent of all electricity consumption in the nation, according to a study released by the Department of Energy (DOE). The “2010 U.S. READ MORE
October 2012
The International Energy Conservation Code (IECC) is a model residential and commercial building energy code produced by the International Code Council, an organization dedicated to building safety and fire prevention. The IECC provides a list of requirements and minimum standards regulating building design, including lighting and other energy-using systems. READ MORE
September 2012
Is it possible that some T5 lighting fixtures are perfectly efficient? One might get that idea based on some efficiency ratings of 98–100 percent, although it might not seem possible. Such a rating must be a mistake, right? But it’s not. We’re talking about luminaire (lighting fixture) efficiency, of course—the percentage of lumens produced by the lamp that exit the fixture. READ MORE
September 2012
Lighting choices can affect how we perceive spaces, even the colors of objects and surfaces. As a result, lamp color characteristics are a critical factor in a wide range of spaces, from high-end retail, where merchandise must be presented as vibrant and in its true colors, to offices, where good lighting renders faces naturally and facilitates interaction. READ MORE
August 2012
Rebates and incentives offered by electric utilities and regional energy-efficiency organizations are currently enjoying a major upswing, providing a significant resource that can reduce the cost of investing in energy-efficient lighting. Rebates are offered as part of least-cost resource planning. READ MORE

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