Full disclosure: I'm not a civil engineer but I have to try to explain the LEED requirements too them.

We have a subfloor product that does not have an emissions certification but does meet VOC requirements.

For store rooms, electrical rooms and IT rooms which are unoccupied spaces and relatively small (around 10 m2); required Fresh Air as per Table 6-1 of ASHRAE 62.1 2007 is less than 10 l/s.

If your project scope is restoring the soils in areas which will then be paved with pervious pavers in lieu of vegitation, can that area still count towards Option 1 for On-Site restoration?

Hi all, does anyone have any reference to USGBC guidance or experience in modeling CHP when it is electricity lead not thermal lead? 

The roof of our project has overhanging eaves. To calculate the footprint of the building, should we consider the perimeter of the walls at ground level or the perimeter of the roof?

Hi everyone, 

1. Our project has a laundry room inside of an office space which is not intended for housekeeping activities, chemical storage, mixing, or disposal.

Hi, we have a museum project with general exhibition areas: are there specific values for "Reverberation time requirements", as there are not similar room type in the table 2 of reference guide?

For flush valve toilet, is the bowl itself also required to be Water Sense labeled? Or just the Flush Valve?

We are rennovating the interior only of a public library, no new parking is being added as part of this project, however, we are hoping to qualify for the 3.3 credits. Two questions: