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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.
May 22, 2026
How to calculate high-bay LED fixture count and spacing for a warehouse. The lumen method, the spacing-to-mounting-height ratio, a worked 40,000 square foot Grand Rapids example, and how racking forces the layout off a clean grid.
Read the full post →May 19, 2026
How West Michigan warehouses should pick LED color temperature. The 4000K, 5000K, and 6500K trade-offs on picking accuracy, worker fatigue, CRI, and rebate eligibility.
Read the full post →May 15, 2026
OSHA 1910.37, NFPA 101, and Michigan code requirements for warehouse emergency and exit lighting. Egress foot-candle levels, 90-minute backup, the monthly and annual test schedule, and the citations inspectors write most often.
Read the full post →May 12, 2026
Occupancy sensors and motion-based controls for West Michigan warehouse LED systems. ASHRAE 90.1 and Michigan Energy Code requirements, sensor types by aisle geometry, real warehouse savings math, and Consumers Energy custom-rebate angles.
Read the full post →May 8, 2026
Round (UFO) vs linear high-bay LED for West Michigan warehouses. Spacing, racking aisle behavior, foot-candle math, AGi32 model walkthrough, and which one wins by ceiling height and layout.
Read the full post →May 5, 2026
A working 2026 guide to Michigan's two big utility rebate programs. Prescriptive vs custom paths, application steps, federal incentive stacking, and the mistakes that cost real money on West Michigan retrofits.
Read the full post →May 1, 2026
Real ROI math for warehouse LED retrofits. Operating hours, watts saved, Michigan electric rates, Consumers Energy and DTE rebates. Includes a worked 100,000 sq ft Walker DC case example.
Read the full post →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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