PECO Green Roof in Center Citry Phila, Pa.
PECO is installing a green roof at it's Phila HQ location at 23rd and Market Sts. The planned 45000 sq. foot roof will " ... reduce the summertime temperature of a dark roof by 60 to 80 degrees, saves on heating and cooling costs, and grows without conventional soil..."
" ... green roof development ... is part of the company’s recently-announced comprehensive environmental initiative with a range of programs over the next several years.
Via: PECO PECO