I have a general code question regarding when a wall is considered interior and when it is considered exterior, as our team has looked for clear language in the NYS energy code as well as the ASHRA

USGBC is saying that the fenestration assembly U-value and SHGC value must be modeled at 4.26 and 0.25, we are changing the fenestration characteristcs in order to get as close to those values as p

The project is registered as a LEED NC v 2009. A good portion of the building project is going to be used for living quarters. Can ASHRAE 62.2 be utilized for the Outside Air Calculation???

We have a new building but with existing central plant that serves also another building. My question is do i have to model part of existing central or whole.

We are working on a fueling station located in Buenos Aires, Argentina. The form on leed on-line requires filling up the target finder in the Energy star website.

In the normal case for baseline system 5-8, does a kitchen must be modeled as a separated HVAC system using system 3-4.

I have a new bubilding which will be mostly a performing arts theater and school gymnasium.

I am working on a high-rise residential building with VRF. The building envelope is heavily glass, so the owner has decided to also install a hydronic heating system at the building perimeter.

The brewery I am modeling has large percentage of energy consumption associated with the process load.

My proposed design has multiple AHUs supplied from a dedicated outside air AHU (DOAS) . The DOAS will be over 20,000 cfm and will have energy recovery.