We are working on a high rise multifamily building where the corridors are supplied with 100% semi-conditioned OA. This OA is used both for ventilation (62.1) and conditioning the space. Since...

Is there any new guidance or published changes for modeling district energy loops in LEED v4? 90.1-2010 has expanded G3.1.1.1 and added G3.1.1.2-4, which is similar to how the LEED v2009...

Minimum Energy Performance Calculator on process loads tab under receptacle equipment modeling methods paragraph indicates there are three options to model receptacle equipment: average equipment...

I have a project at hand with a high LEED ambition. They have the opportunity to connect to a future district cooling system (high efficiency). Both the building (hospital) and the district...

Greetings everybody

I'm modeling a datacenter and there are few issues about which I'm wondering how to proceed.
The project consists of two building adhered to each other. The floor...

According to Table 6.8.1B of ASHRAE 90.1.2010 it is required that the baseline HVAC systems serving spaces have a specific full-load and part-load efficiency. However, it is unclear how the part-...

Greetings,

In the IEQp1 calculation form, provided by USGBC for using in LEED v4, in the Occupancy Category pull-down menu, there is nothing related to equipment rooms, non-occupied stores...

Does anyone know if either prereq EA - Minimum Energy Performance, or the Optimize Energy Performance credit need a third party review as it did under the CaGBC's LEED 2009? It hasn't mentioned...

Has USGBC issued any equivalency for Title 24 (vs ASHRAE 90.1) in LEEDv4 EA credits yet? I've seen comments saying it can take a while. Just wondering if it is on the horizon for LEEDv4 or not?...

Hi everyone,

Reading the v4 reference guide, it seems that the default...