ASHRAE 62.1-2007 requires specific exhaust rates for different space types in Table 6-4. For parking garages the requirement is 3.7 L/s/m2.

An office building that is being certified under LEED C&S will have 80% of its gross floor area without a complete interior fit-out at time of construction work completion.

Dear all In a project that we are certificating LEED C&S v3 the owner has modified the OPRs, specificly the project size and the MEP system. 1.

We have an HVAC system configured with ceiling plenum return. Is this plenum required to meet item (§ 5.5.1) Resistance to Mold Growth and (§ 5.5.2) Resistance to Erosion of ASHRAE 62.1?

Let me confirm the following ASHRAE 62.1-2007 Zone Air Distribution Effectiveness (Ez) issue. Our project utilizes total heat exchangers for ventilation.

Hello, I have two specific questions, please help me working them out. 1.

Hi everybody, I am working in an office building project, core and Shell scope.

Dear all, We are working on a mall with natural ventilation on the common areas (corridors).

We are working on a natural ventilated CS office building. The Leedonline form asks to fill in a table with the operable window area, in order to calculate ratio of window to occupiable area.

Hello, Does anyone know if the ventilation system/strategy of a LEED 2009 project can be designed according to ASHRAE 62.1-2010 instead of 62.1-2007? I haven't looked at the 2010, but I heard the