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Concrete Mixes Counting as Separate Products- One EPD

NC-v4 MRc2: Building product disclosure and optimization - environmental product declarations
posted by Summer Gorder on Jul 2, 2019, 11:49 am

The Concrete supplier utilized multiple "mixes" of concrete in the project. A mix has slightly different functions, which I think would mean it is a separate product based on the USGBC definition...

Last reply: Bipin Karki, Sep 27, 2022, 10:24 am

Option 2 Documentation

NC-v4 MRc2: Building product disclosure and optimization - environmental product declarations
posted by Kristen Mulligan-Fabian on Jul 20, 2022, 7:59 am

For Option 2: Multi-Attribute Optimization, What documentation is needed to show environmental impact reduction?

Last reply: Gustavo De las Heras Izquierdo, Jul 20, 2022, 7:20 pm

Location and Product

NC-v4 MRc2: Building product disclosure and optimization - environmental product declarations
posted by Lance Kinard on May 12, 2022, 8:33 am

Lance An EPD should be within the geographic range of the project- i.e. North America for US projects. We've seen some European EPDs accepted in US projects, but to be safe, it should be w/in the region. You can use a product across any BPDO credit- many products will have an EPD, and HPD and recycled content and contribute to all three credits. Log in or register to post comments 0 Vote up! Hi Tommy,  Jumping in on this forum as I have a similar question. I have a project in North America that is using a Tarkett vinyl flooring, and we were looking into the product-specific EPD they have...

Last reply: Tommy Linstroth, Jun 3, 2022, 9:39 am

Is drywall not considered a product for LEED V4?

NC-v4 MRc2: Building product disclosure and optimization - environmental product declarations
posted by Sara BENLOUBA on Feb 16, 2022, 9:01 am

Hello dears,

Is plasterboard / Drywall not considered a product for LEED V4 ?

This is what I understood from the LEED guide, page 469,

In our project we aim to have 20...

Last reply: Hashir Usman, Feb 16, 2022, 10:45 am

Declarations & Testing is beginning to expire

NC-v4 MRc2: Building product disclosure and optimization - environmental product declarations
posted by David Hubka on Dec 3, 2021, 8:45 am

Hello all,

I am noticing that more and more product declarations and...

Last reply: Tristan Roberts, Dec 6, 2021, 12:23 pm

MR credits- which divisions?

NC-v4 MRc2: Building product disclosure and optimization - environmental product declarations
posted by LUCY WILLIAMS on Aug 23, 2017, 5:17 pm

The previous versions of LEED limited the MR credits to Divisions 2 through 10 and 12. It excluded MEP materials. Does the new version of LEED allow any material with an EPD (or HPD for that...

Last reply: Michelle Robinson Schwarting, Jun 30, 2021, 4:51 am

One Product Counting Towards Multiple Credits

NC-v4 MRc2: Building product disclosure and optimization - environmental product declarations
posted by Summer Gorder on Oct 16, 2020, 10:12 am

Can one product count towards multiple options and/or credits for more points? How does the bonus credit work if a product has an EPD, and meets LCA requirements for Option 2? Can the product...

Last reply: Summer Minchew, Jun 18, 2021, 8:13 am

Industry wide EPD vs. Product Specific EPD

NC-v4 MRc2: Building product disclosure and optimization - environmental product declarations
posted by Caitlin Hutton on Sep 16, 2019, 3:01 pm

Hello, I am attempting to achieve option one of the MRc2 credit meaning we need a total of 20 products from 5 different manufacturers. I noticed the point calculation difference between generic...

Last reply: Bipin Karki, Jun 10, 2021, 7:28 am

EPDs for Prevaricated Products-Curtain Wall

NC-v4 MRc2: Building product disclosure and optimization - environmental product declarations
posted by Negar Badri on Jun 5, 2021, 10:57 am

Hello all, 

For a curtain wall case, the manufacturer has their own windows and some extrusions and insulation product and it is possible for them to have EPDs of their own. For their...

Are you using Environmental Materials Reporting Forms for the contractors?

NC-v4 MRc2: Building product disclosure and optimization - environmental product declarations
posted by Courtney Royal on Oct 28, 2020, 2:05 pm

In previous versions of LEED, we used Environmental Materials Reporting Forms for contractors to report information for the MR and IEQ credits. However, for v4 what are people typically using for...

Last reply: emily reese moody, May 25, 2021, 1:52 pm