We have used the low-mercury lamps credit on numerous v3 projects with no problems, even since they lowered the threshold from 90 picograms to 35; the majority of our projects now use either all LE

Hello, I am currently working on a project where all lighting is LED (exterior and Interior).

It seems innappropriate to include task lights that are plug powered in the "connected lighting load" for daylighting controls.

Hi all, I have a problem with Minimum Energy Performance Calculator for v4. I need to choose the DES path within the General Info tab and I'm not allowed to do any change.

Dear all, we have a project in Japan that uses natural gas fired heat pump to provide heating and cooling.

In case you have not seen this relatively new guide I would highly recommend it to help with your modeling issues. ANSI/ASHRAE/IES Standard 90.1-2010 Performance Rating Method Reference Manual h

Hi All, I am working on a project where rice husk steam boiler is used for process. The fuel source (rice husk) is available at a free of cost for the project.

Greetings, The question is related to modeling rooms/zones which are to be assigned to System 9. In the Proposed, these rooms/zones are having supply, return and sometime room exhaust ventilation.

Greetings, The abreviation EFLH applied to Garage Fan Power Calculation is unnown to me. Could someone please explain it and also if there are some special provisions related to it, please advice.

My project is a hospital building and has a central energy plant which serves the building pursuing for LEED NC certification, i am modeling the plant efficiency based off DESv2 option 2 as the pro