Hi, Currently I'am working on a LEED Core & Shell mixed development project, and I have an issue on develop model regarding HVAC design.

Hello all, I'm participating in a project of a building of 20 floors of offices, of which the first corresponds to shops and entrance hall.

As it relates to occupancy sensors being installed in all 'back of house' spaces for this credit, what encompasses back of house spaces? Is there a comprehensive list? i.e.

What are the mandatory provisions for fan coils whose coils are heated through electrical resistances? I think par. 6.4.3.3.1 for the control. Something else?

I have an existing 90,000 SF, 3-story office building in Massachusetts consisting of VAV boxes with electric reheat and rooftop units that also have electric heat.

...is calculated automatically by the energy simulation tool we use according to appendix G13.1.2.9.

We have an existing building whereby some of the existing glass will remain however we cannot determine what the thermal properties of the glass is because there is no documentation and the manufac

For a building I have to use the Building Area Method (ASHRAE 90.1-2007, 9.5.1) because some calculations were already developed through that method and now changing the method would be complicated

Hi Everyone! The project that we're working on will be in a country where the local code requires more outdoor air than 62.1 at most of the zone types.