I understand that critical zones are zones that require the largest outdoor air fraction. In practice, does this equate to only densely occupied zones (zones with a people...

We have a question regarding the ventilation requirements on corridors in order to comply with requirements of Minimum Indoor Air Quality Performance prerrequisite.

Do we need to provide...

Hello, 

Previously, I've focused on completing the Minimum...

Hi all,

I am working on a LEED NC hotel project which has a tenant space located on the ground floor. There are not HVAC designs for the tenant spaces since the future tenant occupants...

Hi,

We are working on a high rise residential building, which is 100% mechanically ventillated. we have incorporated all requirements in our design to meet the...

On the summary sheet in the last column  "n/a" data appears even if the Voz values are filled in the other sheets. We can't find the solution.  Could somebody help me?

...

Hi!

Can I use 62.2-2010 instead of the 62.1-2010 ventilation rate calculation procedure for dwelling units? The project is a 4-story apartment building? Thanks. Hope you can help me. 

Do you have to have...

Question: Is it necesary to hard duct ventilation air into each bedroom within the apartment? Or...is it adequate to provide all of the required ventilation for that apartment in one location (ie...

Hello, 

I was under the assumption that the IEQp1 calculator should only include densely occupied spaces, but I'm having trouble finding any documentation around which spaces should be...