36 articles Energy Efficiency

Efficacy Improvement of Commercial Grade LED Recessed Downlights Slows But Benefits Remain

recessed downlights in commercial building with escalator

The rate of growth in LED lighting technology can easily be overwhelming. Almost as soon as the “ink” cries on the specification sheets for a line of LED fixtures, the next generation is only a matter of months away. It may take only six months for manufacturers to offer fixtures with a 10% improved efficacy…

2017 Test Results: LED High / Low Bay Fixtures Match or Exceed HID / Fluorescent Photometrics

LED High / Low Bay Fixtures

Warehouses, big box retail and industrial facilities generally utilize high and low bay fixtures for general ambient illumination. The light sources for these fixtures traditionally have been high wattage metal halide and high output linear fluorescent lamps. While these light sources can have a high rated life – up to 40,000 hours, they also require…

LED Downlight Options for Small Commercial & Residential Applications

The number of recessed downlights in small commercial and residential environments often exceeds all other types of light fixtures in the building. Tucked neatly inside the ceiling, these fixtures manage to be both an unobtrusive and an effective source of illumination for many types of spaces. The traditional light source for these downlights has been…

LED Linear T8 Retrofits: Sorting Through The Options

man examining wiring in fluorescent fixture

One look at the LED T8 retrofit lamp and installation options can quickly make you want to run for cover – or give up and live with fluorescent. The later approach, while not as forward-looking as LED, makes some sense especially if you are comparing the 30,000 to 40,000 hour T8 fluorescent lamps now available…

T5 Linear Fluorescent Offers Advantages Over T8 For Certain Applications

T5 fluorescent light bulbs are often overlooked as an excellent option for specific types of lighting in new construction and remodel projects. T5 fixtures can often be found in office lighting where ceiling direct / indirect fixtures supply the ambient illumination over workspaces. T5’s are also frequently used in wall wash applications and in high…

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