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Any reason NOT to switch from v4 to v4.1 for the BPDO EPD credit?

NC-v4 MRc2: Building product disclosure and optimization - environmental product declarations
posted by Renee Shirey on Jul 12, 2019, 9:59 am

I looked at the changes, and I don't see a reason why the switch to v4.1 would not be of benefit.  Am I missing anything, where it could potentially create a problem for a project?

Last reply: Wes Sullens, Jul 14, 2019, 1:43 pm

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: Craig Graber, Jul 8, 2019, 6:53 pm

How does the USGBC evaluate EPD expiration dates for projects with long construction periods.

NC-v4 MRc2: Building product disclosure and optimization - environmental product declarations
posted by James Howarth on Jun 25, 2019, 2:54 pm

(https://leeduser.buildinggreen.com/forum/epd-expiration-date), but not necessarily when its installed. However, its probably safest to, as much as possible, ensure that the EPD's you are using aren't expired by the time of your review. If that's...

Last reply: Mike Noon, Jun 26, 2019, 11:30 am

materials that create the building or are attached to it

NC-v4 MRc2: Building product disclosure and optimization - environmental product declarations
posted by Francesco Passerini on May 17, 2019, 7:05 am

The Reference guide states: "LEED refers to products and materials that create the building or are attached to it"

Are materials that create the parking spaces included?

I think...

Barriers in implementing material transparency in LEED v4 projects

NC-v4 MRc2: Building product disclosure and optimization - environmental product declarations
posted by SUSAN THOMAS on Apr 16, 2019, 1:27 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.

...

Last reply: SUSAN THOMAS, Apr 19, 2019, 7:03 pm

Material costs necessary?

NC-v4 MRc2: Building product disclosure and optimization - environmental product declarations
posted by Tommy Linstroth on Nov 7, 2018, 1:29 pm

For EPD Option 1 or MIR Option 1, it would seem you can just submit 20+ products with EPDs and not have to provide any material cost data whatsoever in the BPDO calculator, since the cost...

Last reply: Douglas Flandro, Apr 16, 2019, 9:07 am

EPD Database

NC-v4 MRc2: Building product disclosure and optimization - environmental product declarations
posted by Max Krueger on Jun 20, 2018, 7:39 pm

Hi,

Is there a database or list of companies or industries that provide EPDs? For example, if I were trying to spec certain companies based on their available EPDs is there a consolidated...

Last reply: Hudai Kara, Apr 15, 2019, 12:18 pm

Can a non-compliant industry-wide type III EPD be tracked as a product-specific EPD instead?

NC-v4 MRc2: Building product disclosure and optimization - environmental product declarations
posted by Jenelle Shapiro on Mar 25, 2019, 4:39 pm

We just received comments back from review for the construction credits on a product and several of our industry-wide EPDs were flagged because they did not include conformance to ISO 21930 or EN...

LEED4.1 Multi-attribute optimization- life cycle impact reductions in embodied carbon

NC-v4 MRc2: Building product disclosure and optimization - environmental product declarations
posted by Dionisio Franca on Mar 22, 2019, 3:04 am

Quoted from the 4.1 Beta:

Option 2. Multi-Attribute Optimization (1 point)
Use products that comply with one of the criteria below for 10%, by cost, of the total value of
...

LEED v4.1 draft changes to the EPD credits- review of what's changed, what it means, and what still needs to change

NC-v4 MRc2: Building product disclosure and optimization - environmental product declarations
posted by Panu Pasanen on Feb 6, 2019, 8:02 am

The LEED v4.1 draft introduced number of changes to the EPD credits. While some of the changes were clear improvements, according to our review the net result is that the text, as written, will...

Last reply: Mike Noon, Mar 14, 2019, 4:50 pm