There is a cafeteria where the HVAC designer of record intends to have it naturally conditioned. According to ASHRAE 55-2004, naturally conditioned spaces must be equipped with operable windows...

Good day,

The project I'm working on is an ice-cream factory which will have staff working for short spells (but more than 15min) in spaces cooled to down to -40C. This is obviously...

Recently, i am working for a complex commercial project including a ice rink and a ski centre.
These two spaces are acturally very special, whether we can exclude them when we consider...

I'm looking for clarification on how to handle air speed for floor diffusers at the perimeter of a large lobby space. At these locations the air speed will be high but the majority of the lobby...

Dear All,
We are looking for some advices on thermal comfort compliance upon IEQc7.1.
Our project is an industrial building with office and production spaces located in climate zone 6...

I am in the process of preparing the documentation for this credit but have a few a few questions regarding ASHRAE 6.1.1 Documentation and associated calculations. Apologies in advance for the...

I am completing documentation for a dormitory that has a Summer/Winter operative temperature of 75/70, respectively. RH is 55, air velocity is 40 FPM.

Rooms with a 1.2 MET or lower are all...

Hi,
We have a project where design mandates space usage as manufacturing facility with met rates of 2.2, clo values of 0.6 and air velocity of 120 ft/min or 0.6m/sec. Well, ASHRAE 55-2004...

All other regularly occupied spaces, besides the residential apartments, have been entered correctly using the thermal comfort tool. These spaces are mechanically ventilated. However, we...

Hi, we are doing a project in South east Asia for LEED NC. We are planning to maintain the indoor operative temperature of the building at 77 deg F as against 75 deg F as per ASHARE thermal...