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CASRN Numbers Not Specific Enough

NC-v4 MRc4: Building product disclosure and optimization - material ingredients
posted by Nathan Gauthier on Jun 17, 2019, 2:42 pm

We've gotten a response from reviewers that HPDs we've submitted "do not include compliant lists of materials ingredients" and then they call out CASRN 65997-19-5, which is steel in our USG...

Last reply: Tristan Roberts, Jun 17, 2019, 5:16 pm

Barriers in implementing material transparency in LEED v4 projects

NC-v4 MRc4: Building product disclosure and optimization - material ingredients
posted by SUSAN THOMAS on Apr 16, 2019, 1:30 pm

I am a master's student at State University of New York College of Environmental Science and Forestry doing my thesis in Barriers in implementing material transparency in LEED v4 projects.

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Chemical Inventory for material other than chemical....

NC-v4 MRc4: Building product disclosure and optimization - material ingredients
posted by PAWAN DAHIWAL on Mar 19, 2019, 9:25 am

How does material which don't have any chemical content OR no chemical used during its manufacturing but is a permanent building material, comply with credit? For example Granite OR marble, these...

Last reply: Tristan Roberts, Apr 2, 2019, 7:45 pm

How to tell if the chemical inventory of a product is disclosed to 0.1% (1000ppm)

NC-v4 MRc4: Building product disclosure and optimization - material ingredients
posted by Ashley Hu on Jun 19, 2018, 7:51 pm

Hello there,

Option 1 accepts the following as documentation: 

  • Document to demonstrate the chemical inventory of the product to at least 0.1% (1000ppm).
  • ...

Last reply: Magdalena Magaña, Feb 11, 2019, 6:52 pm

Double counting Material Ingredients reporting

NC-v4 MRc4: Building product disclosure and optimization - material ingredients
posted by Vandita Mudgal on Jan 11, 2019, 2:12 pm

I think I know the answer, but worth checking with the group.

We have a bunch of product/materials on our project that have more than one material ingredient document (HPD, Declare,...

Last reply: Tristan Roberts, Jan 12, 2019, 4:16 pm

Greenscreen

NC-v4 MRc4: Building product disclosure and optimization - material ingredients
posted by Bill Freeman on Dec 18, 2017, 4:02 pm

Can you tell me how many ingredients in building products have completed the Greenscreen analysis process and where a list of these reports can be found which would include the Benchmark assigned...

Last reply: Tristan Roberts, Jan 7, 2019, 8:36 am

social equity within the supply chain

NC-v4 MRc4: Building product disclosure and optimization - material ingredients
posted by Dennis Daniel on Oct 25, 2018, 2:17 pm

Tristan Roberts Technical Director, The Laurentia Project, HPDC LEEDuser Expert 11457 thumbs up October 26, 2018- 11:42 am Dennis, I would recommend reviewing the guidance here, and posting questions to that forum: https://leeduser.buildinggreen.com/credit/Pilot-Credits/IPpc91 cheers.:) Log in or register to post comments ...

Last reply: Tristan Roberts, Oct 26, 2018, 11:42 am

HPD with GHS SDS

NC-v4 MRc4: Building product disclosure and optimization - material ingredients
posted by Vandita Mudgal on Sep 12, 2018, 1:26 pm

Question about HPDs with Content Inventory marked as GHS SDS.

LEEDv4 Reference guide mentions Globally Harmonized Systems of Classification and lableing of Chemical rev.6 (2015)(GHS) as an...

Last reply: Vandita Mudgal, Sep 21, 2018, 4:08 pm

HPD v2.1- Statement about Special Conditions when "No" is indicated for Characterized, Screened, or Identified

NC-v4 MRc4: Building product disclosure and optimization - material ingredients
posted by Ashley Hu on Mar 20, 2018, 7:30 pm

I’m currently reviewing a HPD v2.1 for LEED v4 Building Product Disclosure and Optimization – Material Ingredient Option 1.

Just about everything on this particular HPD meets the...

Last reply: Tristan Roberts, Sep 20, 2018, 10:57 am

Certification " Der Blaue Engel"

NC-v4 MRc4: Building product disclosure and optimization - material ingredients
posted by Maria Gof on Oct 6, 2017, 7:24 am

Hi! 

I am working on my Master thesis and analyse the usability of LEEDv4 material credits in Germany. As far as i know, in previous version LEED2009 german certification " Der Blaue Engel...

Last reply: Lise Dannesboe, Sep 4, 2018, 6:45 am