Besides CO2 sensors, what kind of outdoor airflow measurement device we need to provide in the design? Are there any particular rules to quantify how many devices and where to put them?

The credit template requires the CO2 sensors to be programmed to generate an alarm when the conditions vary by 10% or more from the design value.

The "Document credit compliance on LEED Online" portion of the checklist provided above needs to be corrected to avoid further confusion. 1.

I'm working on a residential project hat has mixed-mode ventilation, partial mechanical and operable windows in units.

I found a thread from 2011 discussing the Addendas released 5/9/11 removing the footnote that was previously changed under Addenda reliease 9/19/10.

I am stuck on this LEED BD+C question. The future building tenant decides to increase the outdoor air ventilation rates by 30% compared to the ASHRAE 62.1-2007 standard in a mechanically ventilate

Hi, We have a project where in IEQ C1 was attempted when almost the construction was already completed.

In a mixed use building, the residential dwelling units are being provided outdoor air via PTAC systems (apartment size determines the number of PTAC units).

Hi, following situation: We have a ventilation system which serves only densely occupied spaces except one small office room for one person which is occupied perhaps 1-2 hours a day (so I would ca