Hi, I am working on a hospital project with a vast amount of different space types.

I' m currently working on a school project where most of the corridors have an exhaust system, that induces make-up air from the adjacent classrooms and (eventually negligible) infiltrated air dire

What is the difference between breathing zone outdoor airflow and room outdoor airflow rate? How do I find the room outdoor airflow rate for bedroom/living room type spaces Thanks.

I noticed, I cannot enter rooms that require exhaust like restrooms and lockers. Do I exclude them on the excel spread sheet?

we have a new addition added to an existing facility.

Dear all Our project is single storied sewing factory in production area we have large size Exhaust fans in one side and opposite side of exhaust fan have cooling pad Now the issue is we can't p

Fellow #LEED professionals: has anyone meet the requirements of IEQp1 using CA Title 24-2008 ventilation requirements in lieu of ASHRAE 62.1-2007?

Hello, We have a design completed in California with constant volume packaged rooftops controlled as a VVT system. The owner is contemplating getting LEED certification.

Help please! I have to submit the 62MZ Calcualtion today on a Storage Facility Project. IEQ Prereq 1 was denied and now in appeal.

I'm a little confused by what we are supposed to show to document compliance for non-occupiable spaces, like restrooms, that the space matrix call out as "N (VRP) / Y (other req's). We have filled