I have two questiones: 1.

I have a multi-story building that has one AHU per floor taking OSA from a common vertical shaft.

I am having a problem with LeedOnLine and USGBC hasn't been any help.

Hello, we have a building with irregular shape of facade. The facade consists of horizontal lamellas with vertical gazing - like steps, 3 per each floor.

Has anyone any feedback in modelling either of these two chillers in a 90.1 Energy model.

We are working on CS project, a shopping mall, 57% is major renovation while the other 43% is expansion.

As the mandatory provision in ASHRAE 90.1 section 9.4, building facade lighting shall not exceed 0.2W/ft2 for each illuminated surface.

ASHRAE puts a requirement to keep in electrical services on the feeders max 2% voltage drop and on the branch circuits max 3%.

Hello all, two little questions about fan's power: - Which is exactly the difference between demand fan power, peak fan power and fan power allowance? - How do i have to relate baseline and propose

There is a fan system that will supply outdoor air for the building, This system is a big injection fan that will supply air to all zones that is completed designed and all the zones that are not c