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

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?

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.

Looking for consensus on whether it is required for compliance with 62.1 for this prerequisite to provide ventilation for laundry rooms within dwelling units of a high-rise residential tower?

Dear all, I have a Pantry zone in an office building that is conditioned spearetely by a FCU. This zone has refrigerator, coffee maker, and recycling bins.

Hi, Can anyone kindly interpret the sentence below from ASHRAE 62.1 2007 'All naturally ventilated spaces must be within 25' of (and permanently open to) operable wall or roof openings to the outdo