Based on ASHRAE 90.1, the chilled water pumping power must be 22 W/gpm and does not mentioned the effect of pumping head.

Dear all, I have a case where I need to know if I should model separate Pantry zone in Both Basecase and Proposed Case, or in Basecase only? I have an office building with one System 8

Hi Did any one know any guideline or book from USGBC to complete the project documents for LEED V4 O&M in the Arc Platform if the project is going for performance pathway

Can client's emails be used in place of letter of commitment form client? Does USGBC accept emails as evidence?

I am modelling for LEED GROUP - v4 BD+C: CS. Project has 40 Office buildings shared with same basement and served with multiple Water Cooled Chillers as cooling source.

hi everyone, working on a project outside of U.S. I ve gathered the necessary equivalent documentation for this credit but it s all in the local language.

Hello, Does this credit apply to the Mechanical Equipment Finishes ( Flooring, and Walling) for example Lifts finishes.

Hi all, We have received our Final Design Review and the credit has been denied. Now we want to appeal for the credit as the client is willing to provide Low Emitting and Fuel Efficient Vehicles.

Dear All, We have an existing office (around 2-3 years old) which we want to get LEED certified. However, it is a part (tenant space) of mixed-use building.

Hi, We are doing the Energy Model for SCHOOL Building. The client has proposed Air cooled chiller.