I don't know how to interpret the following section of ASHRAE 62.1-2010:

"6.4.1.2. Double side openings. For spaces with operable openings on two opposite sides of the space, the maximum...

Dear all,
We are working on a mall with natural ventilation on the common areas (corridors). As this is not a regularly occupied zone, can I take air from this spaces to comply with the...

We are writing to you because we registered a project like one single building, however the project does not comply with the USGBC definition of ‘one single building’ or LEED interpretation 10203...

A refrigerator labeled 'California Energy Commission Certificated' is valid as an alternative for an Energy Star qualified equipment?

When the project is pursuing the increase ventilation which ventilation rates have to be used for the baseline 62.1 or 62.1 + 30%?
I am working in LEED V2009. ASHRAE 90.1-2007

Hi,
I have a NC project in Colombia and the Environmental Authority just have IDF curves since 3 years. I don't have information since 1 and 2 years. Can I use the value for 3 years in...

In the EAp2 and EAc1.4 for LEED CI v2009, you established that projects may include only new equipment and appliances purchased for the LEED-CI scope of work in the list for Energy Star rated...

Hi I’m an arquitect and I just got the CPMP-...

Greetings,

I am developing a exclusively residential project, and thus I realize that this credit is not applicable for my project. however, this means that the maximum attainable score...

I am doing the energy model for a CS project. The baseline HVAC is a packaged rooftop (direct expansion) and the proposed design includes chillers and piping to each tenant space, but it doesn't...