Hi,

Dear Expert,

Is it possible to sustain, as a method of measuring the external air flow, the data recorded in the mechanical design drawings? Thank you

Reference Guide states that the most important is to confirm that ventilation air is provided to all occupiable spaces in the building (especially such as circulation, back of house spaces, and act

We have a project that uses water cooled ice machine, but the coolant for the system is provided through a refrigerant through a closed loop system.

Hi, 

Hi,

Are there guidelines on how to determine how many air samples need to be collected to comply with the IAQ Assessment requirement?

Hi, I would like to know if there is additional guidance on the requirement to provide pressurized entryway vestibules at high-volume building entrances.

In this credit under option 1 the standard formula includes a vegetated roof.