Would a Baseline Building model need to be average of 90, 180, and 270 degree rotations if Proposed Building model consists of new addition at an existing building? Or would the addition just...

This question is about the modeling the exterior lighting in accordance with ASHRAE 90.1-2007. I received a comment from the LEED Reviewer that the Non-tradable exterior light power in the...

Determine the interior lighting power allowance by
using the columns designated Space-by-Space Method
in Table 9.6.1. Multiply the floor area(s) of the space(s)
times the...

Is there a guidance document/discussion available on how to treat a campus geothermal loop (servicing several buildings) that provides the working fluid to the LEED project building conditioned...

For system 6 (Packaged...

I have a design using a full building energy model in order to achieve as many credits as possible under EAc1. While developing the base model I noticed ASHRAE only allows for 40% glazing per...

As baseline model I have to model a System 6.
Paragraph G3.1.3.14 states: “… Minimum volume setpoints for fan-powered boxes shall be equal to 30% of peak design flow rate or the rate...

I’m modeling a typical office building which operates 5 days/40 hours per week. In order to comply with G.3.1.2.4, I broken out the fan power from system EER. it’s mandatory to cycle the fan...

In the case of a museum, is the humidification of a...

Planning to use Carrier variable speed heat pumps split systems on a project and I am looking for data files to assist in this. The manufacturer rep is not aware of anything that can help....