Hi, In our project, a particular zone (Board Room) is being served by 2 systems: central chiller plant through an AHU & by Cassette Units.

I have roof top units. Each serves several rooms. One system serves a single room with single thermostat.

Hello, I'm currently working on a project of a huge supermarket. The building has warehouses and storage rooms.

Office floor of a high rise building trying to obtain LEED sliver. Floor is served by AHU, which serves 30 other floors not in scope. VAV's serve multiple zones on this floor.

I'm in a bit of a funk. I have a office space that populates two floors of a building.

I recently received a Design Review comment advising that the IAQ procedure included in Chapter 6 of the ASHRAE 62.1-2007 is not an acceptable tool to demonstrate compliance.

In the 62MZ calc, i created zones that have heating and potentially critically zones, but im having an issue with the results; for Vdzd, i enter the airflow rate that corresponds to the minimum VAV

We have 2 AHUs supplying OA to individual FCUs via a separate duct as per ASHRAE 62 intake requirement. The mixing occurs at the individual FCUs and then supplied to the zone.

Hi, To what extent does the base building system need to be entered into the VRP calculator?My CI project spaces is carried out space by space but that level of detail for other tenants isn't ava