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The vast majority of existing warehouse space in the US is lit with inefficient high intensity discharge or magnetically ballasted T12 fluorescent light fixtures.  Unfortunately, lighting is one of the few areas that is often overlooked when investigating cost reduction opportunities.  Owners and managers blindly budget tens to hundreds of thousands of dollars for utility bills without realizing that switching to more energy efficient warehouse l Read more

The National Energy Technology Lab has announced on behalf of the US Department of Energy that it is funding 17 solid state lighting projects with over $37M of American Recovery and Reinvestment funds.  The goal of the solid state lighting project is to develop advanced solid-state lighting technologies by the year 2025 that, compared to conventional lighting technologies, are much more energy efficient, longer lasting, and cost competitive by Read more

One of the most common questions that facility and operation managers ask is “How much light do I need to properly illuminate my facility?” Since 1958, the Illuminating Engineering Society has been publishing recommended illuminance levels for a multitude of tasks and facility types in table form.  The published tables provide guidance for both generic tasks and hundreds of very specific tasks.  In order to understand these tables, it’s best to Read more