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SHGC of a double skin curtain wall

NC-2009 EAp2: Minimum Energy Performance
posted by Chaan Ah Bahk on Jul 19, 2011, 4:05 am

Hi All,
I'm working on a project building with double skin facade, and this double skin facade system is equipped with an automatic shading device in the cavity space between the glazings...

Last reply: Marcus Sheffer, Sep 19, 2011, 12:23 pm

Residential apartments Lighting Power Density

NC-2009 EAp2: Minimum Energy Performance
posted by Sustainability Provider on Jun 21, 2011, 5:17 am

Dear All,
I'm working on a residential apartments project and I'm trying to figure out what ASHRAE 90.1-2007 mandates as maximum lighting power...

Last reply: Marcus Sheffer, Sep 19, 2011, 12:16 pm

Exterior Lighting Power Allowances

NC-2009 EAp2: Minimum Energy Performance
posted by Omer Moltay on Jun 15, 2011, 9:41 am

We are struggling with some definitions from Table 9.4.5 of 90.1-2007. If our building has exterior landscaping, is that covered by any of the area types under Tradable Surfaces (for example...

Last reply: Marcus Sheffer, Sep 19, 2011, 12:12 pm

Manufacturing Plant Addition- Option 3

NC-2009 EAp2: Minimum Energy Performance
posted by Aaron Wascher on Jun 6, 2011, 4:44 pm

I am working on a manufacturing facility addition where the owner wants to pursue LEED certification. The LEED energy model turned out that we are not going to meet the 10% minimum. The owner...

Last reply: Marcus Sheffer, Sep 19, 2011, 12:10 pm

Building occupied intermittently and use of Motion Sensors

NC-2009 EAp2: Minimum Energy Performance
posted by Brooks Critchfield on May 31, 2011, 5:19 pm

We have a 3,000 SF building which will be occupied intermittently by the client/owner.

One small part of the building is being continuously maintained at occupied temperatures, a second...

Last reply: Marcus Sheffer, Sep 19, 2011, 12:08 pm

Construction Details in Baseline Model

NC-2009 EAp2: Minimum Energy Performance
posted by Xing Shi on May 31, 2011, 11:51 am

In ASHRAE90.1-2007, the construction type and U value of Baseline Model is regulated. We use EnergyPlus to do energy modeling, so there is a problem, where can we find standard construction...

Last reply: Marcus Sheffer, Sep 19, 2011, 12:06 pm

case 2. Residential and Hospital Projects Only- Requirements

NC-2009 IEQp2: Environmental Tobacco Smoke (ETS) Control
posted by Veronika Sundberg on Jun 14, 2011, 5:29 am

Hi, I have a question regarding case 2. Residential and Hospital Projects Only.

In the requirement for the prerequiset 8 bullets are listed that needs to be met. The four first ones are...

Last reply: Veronika Sundberg, Sep 19, 2011, 5:12 am

Warehouse Classification

EBOM-2009 EAp2: Minimum Energy Efficiency Performance
posted by Prudence Ferreira on Jul 21, 2011, 3:55 pm

We are trying to classify a winery. One of the areas is used for barrel fermentation, and is temperature controlled anywhere from 55-75 degrees based on the fermentation process. Would this...

Last reply: Jenny Carney, Sep 16, 2011, 3:33 pm

Energy Bills are the Entire Site and Not Broken Down by Building

EBOM-2009 EAp2: Minimum Energy Efficiency Performance
posted by Cynthia Fowler on Aug 9, 2011, 2:39 pm

My project building is one of 40+ on a company's campus/site. They do not purchase electricity on a building-by-building basis, but for the entire site. My project building is metered and the...

Last reply: Jenny Carney, Sep 16, 2011, 3:30 pm

Added $$ for Pre-Reqs in PF Category

General forums
posted by Julie Hendricks on Sep 11, 2011, 9:04 pm

Overall, the prerequisites in this category are going to add significant cost to a base LEED certification over LEED 2009. I'd like to hear from...

Last reply: Scott Bowman, Sep 16, 2011, 9:23 am