Thanks for all descriptions and comments related to differences beween EAp1 and EAc3. I`m still confused about Exemplary Performance and it`s "comprehensive envelope commissioning".

Hello all, I would kindly ask for an information please. My HVAC multizone system, looks like this. VAV AHU system (with sensible heat recovery, no mixing) + Fan Coil Units (FCU).

In our project we intend to install PV panels for 300KWp capacity. Its a NC2009 project aiming for LEED platinum. The building is office building with a 24hrs cafeteria.

The fan power calculated by the formula presented in APPENDIX G3.1.2.9 of ASHREA90.1-2007 is the sum of all the fan power including supply fan,returen fan,exaust/relief fan.

Hi our company has moved to a new office and we are submitting for LEED gold.

We have an inn that is seeking LEED certification. Our innkeeper lives in the building. Because we are in the center of a small town, we walk to the post office, bank and grocery store.

In the Resource book on page 383 and 385 I see tables that have "plant material" as one of the regional items, but I am confused by the language in the actual credit - "BUILDING materials or produc

I have a question to calculate the FTE for a residential project (2 towers in one condominium of one building).

We have a project where caopies at an intermodal station are considered a roof system by code yet are not attached to the facility and do not fall under the LEED definition of a roof.

As ASHREA90.1-2007 shown,the slab-on-grade floor of baseline building shoud be modeled by the parameter of F-factor.But the parameter to model slab-on-grade floor in program eQuest is U-value or pr