I see from the EBOM flow-chart that there is a performance period of three years in addition facade monitoring plan establishment. Am I interpreting this correctly?

We are in schematic design on a CS project. The project will have underground parking and will use piles as a foundation.

According to Table G3.1.1A for the baseline model I have to model System 4 – PSZ-HP (packed roof top heat pump). I’m wondering what efficiencies I have to consider.

I am working on a fitness center where the temperature is maintained low and the air velocities adequate thru the use of fans. The ASHRAE tool show that the people that are working out and have a

We are working on a LEED 2009 NC project and looking at the daylighting.

The selling area of a retail commercial interior project will be a conditioned space located over a parking area whose height is half under sidewalk level and half above it.

Does anyone know of an exception to the MERV 6 filtration requirement of ASHRAE 62.1 if equipment is incapable of housing a MERV 6 rated filter?

I have a school that is approximately 180,000 sqft. I'm able to take exceptions for a large gym that is approximately 40,000 sqft and use PSZ in this area.

Has anyone calculated or have access to the R 404A maximum refrigerant charge as provided for some other refrigerants in Table 2 on Page 310 of the BD+C Reference Guide?

The credit requirements do not clearly state that one cannot count multiple stops for the same route.