In a review, the reviewer told me that as a system type 5, I should model 2 identical boilers.

Hi there, should I consider DOAS fan power as part of the total system fan power? The DOAS transports unconditioned outside air to the mixing plenum of the VRF indoor unit. Thanks, Santiago.

I need to document, through LEED NC 2009, my energy savings through the use of a solar water heater. I'm not certain if there is a savings estimating spreadsheet out there for use or not.

Hi, In a Core and Shell model, for EAp2 (eQUEST), a LEED reviewer told me to define lighting and receptable loads meters.

Can we upgrade a registered LEED V3 project to be registered in LEED V4, if yes what are the steps?

I'm documenting this credit for an apartment building using the v3 supplemental daylight and views calculator.

Does anyone know if glass manifestation (decorative films on glass panels) applied on-site falls under any of the IEQ credits and if yes, what requirements it has to meet exactly? Thank you.

I have input all of the information into the form table for these Materials and Resources credits, but the table indicator at the bottom of the table still reads "Incomplete".

Hi, The project has male and female restrooms with urinals in the male restrooms, as well as unisex restrooms without urinals in the basement and ground levels.