There are a few AHUs in the project for which I work. One AHU supplies less than 20% of the non-densely-occupied rooms with its air volume flow, but still has outdoor airflow measurement devices.

Hello, The project I am working on is an existing office building, that will undergo renovation works and will have its entrance hall extended (the extension will be a little more than 1,000 sf).

Hello, Is nonoccupied spaces are affected by this credit ?

Hi, Do we have to include green walls in the calculation ?

Hi, There's several quality level for interior air in EN 15251 : category I to III.

Hi, I am working on a store located on the groung floor of a mall.

Hello, I am working on trying to obtain the indoor environmental quality-thermal comfort credit for a new construction. The building contains new open-office workstations.

Hello all, We have a C&S office project where the owner prepares technical infrastructure for VRF heating cooling system in tenant area.

For determing the openable wall area (which has to be a minimum of 4% of the net occupiable floor area) should WOCDs (Window Opening Control Devices) be considered?

Hi all, I have a project CS LEED v4 and I couldn't found a table 1.4 with the new 90.1-2010 Standard on the LEED website. I have read that I can present the table 1.4 based on 90.1-2007 standard