I'm modeling a residential building with water to air heat pumps in all apartments.

My project has Primary chilled water pumping and multiple distribution pumps after the heat exchange serving various AHU/RTU cooling coils.

I need to know if there's a Basecase requirement for the exterior color absorption property, named "absorptance" in eQuest?, and if I can gain credits by using bright colors in the exterior, which

Dear All, As part of the Alternative Compliance Path, "Projects outside the U.S.

Hello, My project team is looking into doing the energy modeling for a project in house, and I am wondering if anyone has a sense of how much experience is necessary to learn to use eQsuest softwa

In Bulgaria we have a project, which if using the Building Area Method of ASHRAE 90.1-2007 meets lighting requirements; however, using the Space by Space Method requires adjustments to be made to

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.

Minimum outdoor air shall be model identically in both the cases. I am confused which outdoor air should be taken from either from IEQ baseline or from actual.

We are looking at a high rise residential project, to be NCV2009. Our electrician is stating all hallways need occupancy sensors.