I'm designing a natural ventilation / fan assist project using just windows and exhaust fan for ventilation. This credit said that for "mechanically ventilated system,...

I am a little confused about the deifinition of a...

Hello,
If manual louvered perforated drapes on a perimeter glazing system were in place that are not connected to a timer/ electric daylight sensor, would this mitigate achieving IEQ Credit...

Mary: Please submit the issue via the 'feedback' button in LEED Online. We haven't seen this before, but it's definitely troubling, and we want to fix it right away.

I have a question regarding who can be a...

How can I model DCV and Lighting Control into Carrier HAP 4.5. I know I can do it changing schedules. Does anyone have reference schedules or is there a way of building a real schedule to my own...

I use Carrier HAP 4.5 for Energy Modeling, how can you model an international project if the Country you are modeling is not in the weather data base. Is it valid to use a Country or region next...

I am working on a CI for three floors of a new existing building, non-LEED certified.
We are developing a computer simulation so we have to document the ASHRAE Mandatory provisions only. (...

Wow, that's alarming! I haven't heard of it happening or seen it myself but I'm asking around. I assume you've been in touch with...

Is it necessary to install humidifier in every HVAC zone ?