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...

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

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...

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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...

Hello all,

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

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...

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...

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...

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...

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...