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Technical guides on foot-candle specs, retrofit ROI, IES standards, ASHRAE 90.1 compliance, and Michigan utility rebates. Written by senior lighting designers, for facility managers and operations leaders.
April 28, 2026
OSHA 1910.22 minimums, IES RP-7-2020 task targets, ASHRAE 90.1 power density caps, and how West Michigan warehouses spec LED to hit the right foot-candles without overlighting.
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