I'm modeling a baseline system according to System 5. I am considering Table 6.8.1A in order to determine the performance of the DX cooling coils.

Hello, We are working on an office space in climate zone 1. ASHRAE 90.1 does not require heating for these zones. Is some form of cooling such as air conditioning required? John

Hi Marcus, Please advise me regarding ASHRAE 90.2007 mandatory provision item 9.4.4 which is written as follows: "All exterior building grounds luminaires that operate at greater than 100 W shall

In the item 9.4.1.2 (Space Control) of ASHRAE 90.1-2007, it is not clear if the lights of the classrooms/conference/meeting/break rooms have to be controlled only by occupancy sensors controls.

What would be the process of an exceptional calculation to prove reduction in process office equipment density for an office building?

Hi Marcus, I was reading the discussion about modeling adjacent shading for the both models (baseline and proposed models) that you had with Mark Benson, but It's still not clear for me. I’m work

We just finished the design submittals of 2 projects in Jiangsu, China. Does ASHRAE set climate zone in China.

Hello, We are renovating a 1905 two-story small historical landmark building as a 12 room boutique hotel, thus cannot include HVAC systems due to planning and preservation restrictions, and the lo

We are engaged in a high-rise adaptive reuse of a middle school built in 1934. Historic is requiring the original window assemblies be restored.

Hi All, I have seen this point tackled in many comments earlier but we still have some doubts. We have a residential building of 16 floors which sits on a podium of 3 floors.