Dear All, I'm working on a residential apartments project and I'm trying to figure out what ASHRAE 90.1-2007 mandates as maximum lighting power density for this kind of projects.

In ASHRAE90.1-2007, the construction type and U value of Baseline Model is regulated.

I can not tell, from either ASHRAE 90.1-2007 or from the LEED User's Manual, what U-value I am supposed to use for the baseline vertical glazing.

I am assigned to fill out the LEED online form for EAp2: Minimum Energy Performance.

I am trying to determine the R-values required for a project - a major renovation to a 1940's existing building. The building structure is steel beams and columns, encased in concrete.

We are preparing the LEEd for a Stadium in Spain and I have a doubt with the conditioned areas. The level -2 is conditioned and the level -1 (parking) is unconditioned...which is the U-factor we ha

Hi, im working in the design of a petrol station persuing LEED certification.

If the energy model uses net area instead of the LEED definition of gross floor area, how is this discrepnacy reconciled?

I am working on a school project and it does not consider a heating system nor a cooling system at all ¿Is it possible to certified a building which does not have a these systems and therefore the

I have a project that is classified as a high rise residential building.