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Proposed Model U-Values

NC-v4 EAp2: Minimum Energy Performance
posted by Trey Randolph on Aug 23, 2019, 8:48 am

I have a college dormitory with 4" face brick, R7.5 ci, 6" metal stud on 16" centers, r19 closed cell spray foam and 5/8" gypsum. Per 90.1 Table A3.3 my u-value would be 0.06. This seems high and...

polymer foam recycle content

CI-v4 MRc5: Building product disclosure and optimization - material ingredients
posted by severine secret on Aug 25, 2019, 9:42 pm

What is the pre and post-consumer...

Trane Trace Reports

NC-v4 EAp2: Minimum Energy Performance
posted by Ciaran McCabe on Aug 23, 2019, 6:31 pm

Hi, for those using trane trace 700 is it normally the LEED summary report that is uploaded to LEED online or should others reports from the software also get uploaded. ?

FPL OnCall in South Florida

NC-v4 EAc4: Demand response
posted by Joseph Snider on Aug 23, 2019, 2:21 pm

In South Florida, our local utility, Florida Power & Light (FPL), has a program call Business On Call.  They set it up so they can turn off your A/C for short periods of time..."up to 17.5...

Last reply: Marcus Sheffer, Aug 23, 2019, 4:40 pm

IEQp1 for Residencial Buildings

NC-2009 IEQp1: Minimum IAQ Performance
posted by Diego Escalona on Oct 23, 2012, 3:50 pm

Hello,

We have a 20-storey residential building, which will be naturally ventilated, so to meet IEQp1, naturally ventilated spaces shall be permanently open to the outside at a distance of...

Last reply: LEED Pro Consultant, Aug 23, 2019, 12:02 pm

Different requirements for projects w/ and w/o furniture?

NC-v4.1 EQc2: Low-emitting materials
posted by Jasmine A on Aug 23, 2019, 11:56 am

Are the credit requirements the same for projects with and without furniture in scope? My gut says "yes', but I wanted to confirm since v4 distinguishes them. 

For one project, we're...

Biophilic Design: Quantifiable Metrics

Pilot-Credits EQpc123: Designing with Nature, Biophilic Design for the Indoor Environment
posted by LEED Team DC on Jan 30, 2019, 10:57 am

Hi, I'm wondering if there are shareable examples of a project team documenting quantifiable biophilic metrics.

I'm inclined to think these metrics could be gained either noting dimensions...

Last reply: Casey Cullen-Woods, Aug 23, 2019, 11:46 am

EVSE- ISO 15118 compliance

NC-v4.1 LTc8: Electric Vehicles
posted by Mike Cavanaugh on May 9, 2019, 6:30 pm

I'm looking into substituting this credit and pursuing option 1 (2% of spaces) but have a question about the third criteria for EVSE - Vehicle to Grid (ISO 15118) compliance.  I've researched and...

Last reply: Peter Doo, Aug 23, 2019, 10:02 am

Local discomfort Effects

NC-v4 EQc5: Thermal comfort
posted by Santiago Sanchez Sanchez on Aug 22, 2019, 4:37 pm

Hi everybody,

It isn't clear to me how to document the local discomfort effects when I am under option 1 ASHRAE  standard 55-2010.

  1. ASHRAE 55 APPENDIX C states...

Refrigeration in manufacturing equipment required & details about VRF calculation?

NC-v4 EAc6: Enhanced Refrigerant Management
posted by Jasmine A on Aug 22, 2019, 4:29 pm

Hello all, 

I'm working on a manufacturing facility that is looking to go for this credit. I have included all HVAC (rooftop units, VRFs, etc.) as well refrigeration systems for a "Cold...