Lighting levels Lux

by John A. Herbert

Lighting provides good opportunities to lower costs without impacting the building operation. The BEC 2012 provide guidance for the lighting power density for new build, and most existing buildings exceed this guidance.

lighting installation cost savings

We find external lights burning during the day, unoccupied rooms with lights switched on all day, the difference is that our fresh look identifies cost savings that your staff accept as the status quo. Technology has advanced, with new occupancy and daylight sensors, coupled with dimmer racks, and controls lower the electricity consumption and your carbon footprint.

energylab lighting upgrades by design, John Herbert

Above: Hidden T8 Lamps, Get a ladder to find out what type of lamps are hidden in the ceiling.


About John A. Herbert, REA, energy consultant, BEAM Pro

John is director of energyLAB energy consultants firm, he has with more than 30 years engineering experience gained across three continents. He is Registered Energy Assessor, a member of HKAEE. Read his blog at
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