Im working on a C&S building and we have two space types: office and meting rooms. I would like to know if I can use occupant diversity (D) for the outdoor air calculations.

We have C&S office building where the majority of the spaces are shell spaces for future office space.

Is a mixed of natural ventilation and Mechanical ventilation for a residence allowed? Ashrae 62.1-2007 does not mention the requirements for such conditions, or maybe I don't see it.

We are at Design Appeal stage on a core and shell office project - we have been asked to recalculate ASHRAE 62 compliance based on a theoretical office floor layout incorporating meeting rooms, cor

Hi! I’m working on a residential building pre-certified and the project has some areas naturally ventilated and others mechanically ventilated.

Sorry for question overlap but this is the first time we're working on a C&S. An office building that is being certified under LEED C&S will have 80% of its gross floor area without a comp

Dear all, I'm reviewing our responses to review comments.

We are working on an office building for LEED CS.

Hello, We have a client who is designing a C&S factory. They are not sure who the tenant will be other than a factory space.

Hi Everybody, ASHRAE 62.1 currently outlines a minimum ventilation rate for all room types, regularly occupied or not (i.e.