We're working on a historic renovation, total gut, but will be left as a cold dark shell - no MEP at all, it will all be in the tenant scope of work.

Does anyone know a definition for "single supply system". I've looked it up in ASHRAE 62.1 and ASHRAE's Manual and I wasn't able to find it.

I'm seeking clarification on how this credit applies to an interior renovation where the existing tenant maintains 100% of its existing furniture.

Has anyone tried to clean and lighten existing concrete to qualify for this credit?

Dear all, We are working with a project that have a densely occupied meeting room.

Is there any requirement for the signalization size and position (on the wall, on the floor, etc..) for credit 4.3 preferred parking places?

Hi, we are working for the project with multiple tenants. we could not collect all the floors HVAC layouts. but we have the AHU details.

Referencing 90.1 Table G3.1.5: I understand that the envelope for an existing building baseline model should reflect existing conditions concerning thermal properties of walls and windows.

I am looking at a chemical free cooling tower maintenance system that returns huge water savings. Is there a threshold on the number of credits for one facility component?

I am working on a dormitory project with mainly single bedrooms. Can I count these rooms like private offices and not have to calculate the actual area in each space?