Hi, I have a question regarding hazardous materials, at one project the review team calculated the combustible materials for energy recovery as hazardous materials and tehrefore I wonder if this i

Our project team considering purchasing ECOLOGIC lamps from Sylvania to fulfill this credit, however we aren’t certain if these are accepted under LEED.

Hi, we are working in a Gas station with three different type of spaces. 1) Individual offices with one or two employees, naturally ventilated.

Please guide on how to determine Ds - Percent design primary air flow for worst case condition?

Tristan-Have you ever seen a formal comparison done between Homes and New Construction (2009)?

I can't help but notice that the new credit is double the amount of documentation for the same number of points-- and arguably, the same amount of environmental benefit-- as LEED 2009.

The baseline U-values proposed by ASHRAE 90.1-2007 for a building with high thermal mass in climate zone 1 (see below extracted from table 5.5-1) seem to be too low-performing. Are these correct?

I think group certification would be a good option for my two identical (mirrored) buildings on the same property with the same owner.