We are in our process of gathering and submitting our papers for LEED requirements but we our having a trouble regarding the EPD since none of our suppliers have a certification on hand.

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Does anyone know what type of documentation will come from an EPD? Will they all need a certificate? What type of questions will we need to ask subcontractors/manufacturers

Any help would be appreciated regarding the following questions: I was wondering if any definition is given for the "industry average"? Also, how are the EPDs supposed to help in this direction,...

Since EPDs have an expiration date, and though we may have specified a product while it is valid, it may get constructed in the building after it's expiration date. How does LEED look at this...

ISO 21930:2017 has now been published.

Am I correct that EPDs which have already been published in accordance with ISO 14025 and ISO 21930:2007 don't need to make any amendments?

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Regarding "Where to find LEED-compliant products" in your Birds-eye view, I recently found "Origin" to have a very good and seemingly complete listing of documents,...

I swear I saw this info somewhere, but cannot locate it now.
What's the timeframe of product purchase in terms of applicability for this credit (and inclusion with LEED documentation/...

A company is planning to publish an EPD(s) for their gypsum board products. Their products can be categorised into 6 types, with each type measuring in several differerent thicknesses and their...

We'd like to know how important it is to state the respective materials and their respective weights in an EPD. Will there be any problem if only the total weight of the materials are stated in...

what is Criterion valuation factor ? it is mentioned in the calculation part Equation 2 for option 2 of this credit in the reference Guide p. 517

is it related to the type of the product...