If the RECs are sold (solar RECs) is there a requirement that the RECs HAVE to be solar, or can they be any kind of RECs (wind)?

Our project area is less than 75% of the total building area - as we are one of the tenants in 25 floor building. So i guess the project would qualify under Case1 - Option 2.

I have a bit of a dilemma on my hands with the WE calculations. By owner request, we specified dual flush toilets throughout the building.

I am working on a project which is being designed for a south pacific island. The majority of the construction materials do not exist on the island with the exception of rock.

Does FSC organization provide a definition of "product" before? Actually I have two cases for studies.

i am entering data, and have a small room with wide windows that push the number to .26.

Is there an advantage or disadvantage to using a performance period longer than the minimum required? Using the shortest possible period means the fewest numbers to crunch.

Ivan, you can find more information in the LEED BD&C Reference Guide, and on our guidance page for SSc9.

I would like to make sure of one thing.

We are modeling a Core & Shell office building where the HVAC system is in the tenant scope. we are only delivering chilled water and outdoor air to the tenant areas.