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?

Hi! I have a question regarding the ventilation requirement for the Linen Area, according to the Space Matrix file, there needs to be Outdoor air for this space.

Hello, We have an outside mat that needs to be replaced. It was actually glued down during instillation. I would like to know the following: 1.

I am modeling a museum with separately controlled exhibit lighting. I am using Section 9.6 of 90.1 2007 (space by space) to calculate my baseline general lighting power densities.

I am working on a project that has two parts to the building. There is an office component and a shop component. The office is going to be heated and cooled with a VRF system.

We have a number of LEED projects in infill locations in Ireland. Since we don't really have a standard code for site Erosion and Sedimentation we have to stick to the U.S.

Hi, I am working on a CI 2009 fit out where the the landlord services such as heating pumps, boilers, AHU's and chillers are already installed.