Can we consider the IBR (Institut für Baubiologie in Rosenheim) an approved seal which is compliance with LEED v4 requirement for VOC emissions? Attached you will find information regarding VOC te

When submitting energy models to NYC we have to fill out a form called an EN-1 that is very similar to Table 1.4 and provides the same information. Can we provide the EN-1 in place of Table 1.4?

We work on a project that has Drycoolers, all water user is non-potable. Since there is no closed loop and make up water this system there no treatment. Can we pursue both 4.1 and 4.2 credits?

We are working on a college campus and does anyone know if a college bookstore could count as retail? It is open to the general public.

Hi, what surface type should be used for overhang construction if using Addendum i or 90.1-2010 version?

I have a client who has chosen to meet MPR#6 by selecting Option 2: USGBC Approved Data Template.

Does porcelain flooring Tiles lie under mineral based flooring category ? if not what would be its requirements to comply with IEQ Credit 4.3: Low-Emitting Materials Flooring Systems ?

Our team sees benefit to doing both, and making a deliberate effort to place energy-items into either the "audit" or "Cx" category (so we don't duplicate too much).

Hi, I have a question regarding the "Liability of the LEED Consultant": A contract has been signed between a LEED consultant and the client in order to obtain a LEED certification for the project.

Hi, I am working on a WELL project which has registered for LEED v4 ID+C.