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.

We are working on a Project with a central 100%OA AHU. We calculated the pressure drop adjustment for the baseline Systems 7 following ASHRAE 90.1-2007 table G3.1.2.9.

We are working on a retail mall where each tenant retail space is provided with a chilled water tap off.

Good day, I need to understand some thigs about 5.4, 8.4 and 10.4 of standar ashrae 90.1-2007.(My project is in Perú) 5.4- 5.4.1-'' Where insulation is required in 5.5 or 5.6, it shall comply with

Our project is a CS mixed use: hopefully this is not too general a question. We cannot get the table EAp2-6 to pull down results from the previous tables.