This Booklet - Boston Bar Association

1 high-performance ballasts and
fixtures provide a 31% improvement
over generic T8 lamps
2 daylight dimming light fixtures located
within 20 feet of windows
3 occupancy sensors in offices,
conference rooms, restrooms, and
copy centers
4 LED under-cabinet lighting with
occupancy sensors
5 LED task lights with individual
occupancy sensors
For about the
same cost as
conventional lighting,
National Grid’s advanced
strategies result in a lighting
power density (excluding
task lights) of .54 watts/sq.
foot, a level 46% below
energy code minimums.
advanced
lighting design