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 ? 

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.

We are working on a office building in which there is an openspace. The outside openings largely cover 4% of the total floor area.

My client is developing apartments over first floor retail in an old building in the central business district.

Hi, We have a project served by FCU connected to existing chiller - we do not have AHU.

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!