I'm working on an existing Building. the original building has its gold certificate CS and all main VAV roof top units are installed originally at 2008.

I'm unclear if 10% of space can be exempted for this prerequisite. Could someone clarify this? We have a project where we have several retail spaces on the ground floor of an office high rise.

Some of our clients' sustainable purchases (like ongoing consumables, for instance) do not have a simple payback or annual savings.

One of the mentioned requirements is to report results of the amount of potable water used, microbiological levels, blowdown and corrosion on monthly basis, but for how long after occupancy?

Question: I am working on a new LEED-NC project in california that is using a modular/prefab construction type with mechanical systems that do not require permits via the T-24 code.

I have a building which wraps a round a courtyard on 3 sides and on the fourth is an existing building - this building will be maintained, this is almost all the non roof area for the project.

What is the story with concrete additives?

i m working on a mixed use building project (mainly residential) and i have the following question: 1- for offices for example the daily usage is the summation of males usage and females usages b

Our school project is located to plenty of basic services in the "downtown" area of a rural community.

Just confirming that we are still eligible for this credit even if our project is a grade 2-5 elementary school. In our case, we would just need to survey all teachers and staff?