hi all, An existing case were the floor is feed by two (2) variable AHU’s, and a specific room is supplied via two (2) VAVs and each VAV is connected to a different AHU; while calculating the fre

For LEED EBOM 2009, IEQp1, are exhaust fan test reports required for every fan or just one per type.

Hi All At risk of looking foolish has anyone succesfully presented an AHU serving a single zone when all those zones are identical?

I am applying this credit to ten rooftop units that lack a straight duct section long enough to traverse with a pitot tube.

We are working on an office building with fan-coils units conditioning office spaces on typical floors and several multi-split ceiling cassette units conditioning technical occupied areas (maintena

I am not sure why it says on the documentation screen shot that the total occupancy for the VRP calcs should be consistent with occupancy for other credits.

From the reference guide: "Show compliance with the applicable requirement above through measurements taken at the system level (i.e., the air-handling unit).

Hi All, We are looking for a company in the San Francisco Bay Area who can conduct the airflow tests in our commercial building (in the office area). We are working on a LEED O&M project.

I try to fill out the ASHRAE 62MZ calculator and have some problems with it: 1) We have lots of AHUs in our building (Some Vanitlation systems, some AC-systems and some are only exhaust systems).