For store rooms, electrical rooms and IT rooms which are unoccupied spaces and relatively small (around 10 m2); required Fresh Air as per Table 6-1 of ASHRAE 62.1 2007 is less than 10 l/s.

What is the Category of Doctor Room as per ASHRAE 62.1.2007 Space classifications ? 

The new LEED Interpretation #10248 (dated 10/1/12) requires residential kitchens to be exhausted to the outdoors, regardless of whether the kitchen includes electric or gas cooking appliances.

Hello in a Museum, we have an uderground open space, that, on our understanding is an exterior space, as it is outside the Access vestibule.

Hi!

IEQ Prerequisite 1 Form: I have a reoccurring error on my mechanical ventilation – Multiple Zone Chart that is reading “Would need over 100% OA Intake”.

IEQp1 form v06 has a new requirement to describe "how critical zones are selected and how all occupiable zones are accounted for in the determination of the critical zone.

We are currently working on the design of an industrial plant (aluminum casting in specifics) with two sections - manufacturing hall and administrative/engineering offices.

Hi We are working on a Data center LEED project. Do we need to model the fresh air fan for server room area because there were already exhaust fan and fire suppression system?

We have a multi unit high rise residential bldg. and we are attempting to provide natural ventilation to all units using the operable windows and sliding doors.