Spandrel panels are considered as opaque surfaces per the ASHRAE 90.1 definition. Kalwall and similar products count as fenestration since they allow in light.

Dear Everone,

Given a building with all conditioned spaces, what is recommended or required to determine the conditioned area square footage?  Do you take measurements from the exterior face of the exterior

Hi All,

Our project composed of several buildings which share a group of main central plants (including several chillers and cooling towers).

Does below approach correct?

Hi,

Hi everyone,

Hi all, 

I am working on a LEED for Homes project. The project has AHU units, Heat pumps and DOAS. All dwelling units has HPs.

Hi

How do I model a naturally ventilated double skin facade in proposed and baseline building?

Dear Everyone,