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.

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

One of my project's multi-zone systems has a single VAV box serving multiple space types (corridor, storage, office). What is the best way to approach this scenario in the 62MZ calculator?