The grade at our project drops considerably, allowing for conditioned space below a green roof and paved areas.

Hello all, my question is: when do i have to consider the exhaust air energy recovery in the baseline building’s AHU? The 90.1 User’s manual reports that exhaust air Energy recovery is required for

We are being challenged by the modification to IEQc8.1 Option 1 Simulation from May 9th, 2011, which replaced the entire section.

Does anybody know what's LEED position about laboratories benchmarking using this tool? I'm working on a lab certification project (EBOM) and since our lab ratio is more than 10% of our gross area,

A portion of our new building will be dedicated to maintenance of large vehicles (large trucks, earth movers, etc) and is priimarily industrial in nature.

I'm familiar with seam sealers that can comply with IEQ c4.1 but I have a submittal for a "seam cleaner" where the VOC content is far beyond anything SCAQMD references.

Say, strictly hypothetically of course, that I have a CI project that is complete with minimal HVAC systems in it's scope.

Does anyone know if there is a list of approved Daylight Modeling Programs - software that LEED/GBCI will accept versus software that they will not accept?

The cleaning product being used is readily biodegradable and met credits towards LEED EBOM 2008. But we're going for certification under LEED EBOM 2009? Does the product still qualify?