Hello - I am working on a new construction VA Medical Center that has been designed using the ventilation rates in ASHRAE Standard 170-2008 as per the v4 NC-Healthcare.

Hi everyone

We are having an issue with our minimum IAQ calculator, namely the summary page. All of the single zone spaces transfer to the summary page fine.

Hello everyone!

Hi all,

Indirect measurements such as temperature or current transducers are not allowed for VAV systems, but is it allowable to measure the pressure difference over the fan and calculate outdoor air volu

I have doubts relative to the correct intepretation of ASHRAE 62.1 for unheated and uncooled spaces.

The text of ASHRAE is:

6.4 Natural Ventilation Procedure.

Hi LEED experts, my project is a warehouse, they use natural ventilation through a double side louver.

Hello team, 

For monitoring of naturally ventilated spaces the following option is available: "Provide automatic indication devices on all natural ventilation openings intended to meet the minimum opening