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Envelope mandatory provisions

CS-2009 EAc1: Optimize Energy Performance
posted by javier bolanos zeledon on Oct 24, 2010, 7:18 pm

According to Ashrae 90.1-2007 art 5.4.1 where insulation is required in sections 5.5 or 5.6 it shall comply with 5.8.1.1-5.8.1.9. What is not clear to me is if you have to comply with the...

Last reply: javier bolanos zeledon, Oct 25, 2010, 12:07 pm

Restored Areas

CS-2009 SSc5.1: Site development - protect or restore habitat
posted by Biagio Arevalo on Nov 4, 2010, 3:55 pm

am It was a long time ago George so I don't remember it. I'm sorry. Make sure you review the WEc1 LEED forum, I think they make reference to the green wall system too saying only on LEED 2012...

Last reply: Gabriela Hernández Castillo, Apr 11, 2012, 10:30 am

LEED Addenda for Water Reduction Calculation

CS-2009 WEp1: Water Use Reduction
posted by Mike Liu on Nov 17, 2010, 3:32 am

According to the LEED Addenda, I can't include the non-potable water usage in the WE P1 and C3 calculation. But my project registed before this Addenda issued. Can I still include the non-potable...

Last reply: R Jones, May 24, 2011, 12:08 pm

documentation of adjustable flowrates

CS-2009 WEp1: Water Use Reduction
posted by Florian Schmidtchen on Nov 25, 2010, 3:23 am

Has anyone experience with the documentation of adjustable flowrates?
Some fixtures like faucets and showerheads can be adjusted to a lower flowrate, however the spec sheet only shows a...

Last reply: Karen Blust, Mar 21, 2011, 2:03 am

Occupant "Eco-involvement"

CS-2009 IDc1: Innovation in Design
posted by Julien Daclin on Feb 24, 2011, 1:57 pm

On a french project, the future occupants will be involved in the best practice functionning of the building.
When external conditions are satisfying (temperature and wind) LCD screens...

Last reply: BH ., Mar 8, 2011, 5:50 am

Exhaust requirement in C&S Building

CS-2009 IEQc5: Indoor Chemical and Pollutant Source Control
posted by Rubén M. R. on Apr 4, 2011, 8:41 pm

We have a C&S building and we asume that it will be occupied by corporate offices. What do we need to do about the exhaust requirement?

Above says :Core-and-Shell (CS) projects must...

Last reply: Allison Beer McKenzie, Apr 27, 2011, 8:16 pm

Industrial buildings: EAc1 Optimize Energy Performance

CS-2009 EAc1: Optimize Energy Performance
posted by Jane Long on Apr 5, 2011, 9:36 am

Hi,

I’m working on a pre-assessment for a large manufacturing (aircraft) plant.

While a number of ‘reduction’ strategies are being considered, they do not represent a significant...

Last reply: Jane Long, Sep 9, 2011, 11:42 am

unmet load hours

CS-2009 EAc1: Optimize Energy Performance
posted by Elisabetta Annoni on Apr 5, 2011, 12:05 pm

Hi,

for the unmet load hours test there is a throttling range to be defined. As I understand from ASHRAE 90.1 there is no fixed value for this range, how shuold it be defined? Is it...

Last reply: Marcus Sheffer, Nov 3, 2020, 2:01 pm

Preferred parking outside the LEED boundary

CS-2009 SSc4.3: Alternative transportation - low-emitting and fuel-efficient vehicles
posted by Gabriela Hernández Castillo on Apr 13, 2011, 7:07 pm

Our project's parking goes beyond the LEED boundary, since it is a mixed used building with several towers and only one of them will apply for LEED certification. We need to locate the preferred...

Last reply: Maria Porter, Apr 27, 2012, 5:17 am

What is a "view factor?"

CS-2009 IEQc8.2: Daylight and views - views
posted by Lauren Ulmer on May 20, 2011, 2:52 am

In the Reference Guide, under Exemplary Performance for this credit, item #4 mentions a "view factor." What is that? I can't find an explanation of it in the Reference Guide or on LEED User.com...

Last reply: Suzanne Johnson, Dec 27, 2012, 12:16 pm