Hi All,

Can you define what "heat rejection" is? I'm not exactly sure which energy counts towards "heat rejection".

I'm working on an energy model for a high-rise project in the Pacific NW that has office and residential, with residential being the top two-thirds of the building.

This is in regards to Eap2 Minimum Energy Performance and Eac1 Optimized Energy Performance.

Hello,

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,