Does anyone know if for ventilation requirements Title 24 - 2005 is acceptable in lieu of ASHRAE 62.1-2007? I know for EAc1 Title 24 - 2005 is seen as equivalent to ASHRAE 90.1- 2007....

Is it the system or the zone that must comply with the ventilation requirements?

In May 2011 the USGBC updated the calculator for v2 projects (v3 doesn't appear to be updated) to check...

We have an office project (LEED CI 2.0) in an exsitng small building about 3500 s.f. The building is served by one existing central system that provides OA to the space. The layout of the space...

I have a technical question about LEED Online and inputting information into the Adobe Form for IEQp1. The issue I am having is the amount of time required to document a building that has several...

Do we have to use the template table or can we upload our own spreadsheet using the same calcs? The template spreadsheet takes much more time than our spreadsheet that is used during the design...

According to this section, a local survey is needed to document the local air quality. But even the...

ASHRAE 62's Ev value is determined by either the ASHRAE Standard 62 Appendix A (lowest calculated method value of the zone efficiency Evz) or per ASHRAE's Table 6-3 "System Ventilation Efficiency...

IEQp1 Upload # 6 - "Provide the regulatory approval letter or document indicating the engineered system has been approved by the authority having jurisdiction."

Will approved building...

IEQp1 Upload # 3 - "Provide a graphic and numeric summary of the airflow analysis performed. Include the boundary conditions used for the analysis; simulation algorithm; solution variables;...

If a CI project is being built out in a building that is certified under Core and Shell to meet ASHRAE 62.1-2004, does this prerequisite require that all spaces within the scope of the TI meet 62...